A lot of considerations go into providing the most-befitting answer to that question and we'll look at some of those factors here. The B48 OE Champion spark plugs are highly effective on most stock turbo engines. Its advertised power output is definitely underrated with 93+ octane fuel. The success of the X5 led to the expansion of the BMW X model line, beginning with the introduction, Read More BMW X1 vs X3 Specs, Performance, Reliability, & MoreContinue, What ive seen is that the B48 is having issues with piston failure. The S58 engine, which was released in early 2019, is the high performance version of the B58. Subscribe for updates! They did tweak the design a little bit, but its still a testament to the reliability of the B48. BMW uses plastic for many of these connectors on the B48, which tend to contract and expand and thus can crack, break, and cause a leak. It also helps prevent corrosion. There is still a lot of time, development, and testing N55 | B48 | B58 | N20 Normally in the BMW world FBO refers to a tune, intake, downpipe, and intercooler. Longevity is a tough topic to discuss, and that includes the B48. SunshineF32 4 mo. These are valid questions, however its not an exact science. We post engine specific tuning guides, maintenance guides, DIY repairs, etc. Thats about it. Source: . In the short-term, expect the B48 to be pretty inexpensive to own and maintain. carolinasbmwmoa.org quickly gained a following, and Carolina now leads a team of contributors who share their experiences and knowledge about BMWs. Engine limits are always a tough topic. What BMW's use the B48 Engine? Not too bad for a 2.0L engine. Theyre quality oils for a reasonable price. Great read. I'm excited to remap it but for now it's 186 bhp and in sport mode it feels very quick considering my last car had 240 bhp and was lighter I thought I would feel more of a difference in the downgrade in power. These B48s have a lot to live up to. However, coolant helps lower the freezing point and increase the boiling point. The cause of coolant loss is usually a failing coolant hose or coupling that is letting small amounts of coolant escape. Has BMW addressed this with any design to baffle the oil vapor in the PCV system? These cookies ensure basic functionalities and security features of the website, anonymously. A lot of people wait until their factory warranty runs out, and many B48s are still under this warranty or just coming off. Already a solid improvement over the 3.0L naturally aspirated N52 engine. At least when you compare the B48 and B58 reliability to that of the earlier N54, N55, N63, S65, etc. '06 they did add it back. See here for data: BMW N20 / B48 Quarter Mile Rankings, https://www.facebook.com/groups/244324833434651. B58 is the B48 engine with 2 extra cylinders. Stage 2 93 octane: 22%HP / 25%TQ Get the turbo oil line leak addressed if your engine is affected, and keep an eye out for possible coolant leaks and the B48 will power your BMW for thousands of miles. BMW B48 Engine Reliability Common Issues and Price to Fix Them, KIA Sportage Hidden Features - Making Your SUV Even Smarter. My n20 120i 2016 is w that same noise Is that normal? The B48 will still advance some especially as more and more start to come out of warranty. Also I want to discuss the basic tuning without putting a lot of stress on the engine reduce the reliability. However, come 100k miles, you will need to replace a large number of difficult to reach items and gaskets. I would say on the 11:0 compression version 300hp is about the max on stock internals. Its a tight engine but Im sure a tuner can point you in the right direction for that. Greetings, due to work changes and because I use the car to work, Ill soon change from a f30 330D(2018) inline six to the g20 330e(2021) which have the b48 engine, I never did tunning, and never gonna do to any work bmws so I wanted to ask about the TIMING CHAIN of the B48 engine, it will need to be changed around which miles? ~325-350wtq. What is the difference between N47 and B47 engine? Compared with its N20 predecessor, the B48 uses a more undersquare design. Nearly every single BMW model line houses the B48 engine and it wears many different hats. Other uncategorized cookies are those that are being analyzed and have not been classified into a category as yet. Loving it. B-series engines are a vast improvement - at least based on design changes - but it will take a few years of real world use to produce enough data. Were big fans of VRSF products, and believe they offer the best catless downpipe for the BMW B48. BMW N20 Engine Reliability, Known Issues, and More. Whether you're tuning or not a b58 is a better engine than the n55. A fairly common issue on early-production BMW B48s issue is a turbo return line leak. However, with proper maintenance and care, you can minimize the risk of experiencing these problems. Nonetheless, expect the B48 to be a reliable engine overall. Of course, turbo BMW engines gain respectable power from simple mods. Weve seen dynos showing nearly 400whp. Usually rough idle is due to an underlying problem or past due maintenance. There is no perfect answer to which tune is best for the B48. Stage 1 E30 octane: up to 20% HP / 28% TQ Absolutely thrilled and cant wait for future content and updates! The reliability rating on a BMW 3 series is pretty average, but it does increase as you step up in the model range. However, the higher horsepower B48 in BMW 35i models sees a drop to 9.5:1 compression. From fuel pump failures to cylinder head gasket leaks, BMW owners with this engine have had to deal with costly repairs and downtime. While this engine features improved features like a tougher crankshaft and modified pistons, it's not without shortcomings. Yes, we believe the BMW B48 is a pretty reliable engine. B58 vs. S58 Horsepower & Torque. The larger B58 engine also overshadows the B48 for tuning potential. Dmitry has been an editor and author at Cararac.com since 2015. Like the OP says, this motor is relatively too new to know when exactly will you have to replace the timing chain; but its definitely more robust than the N20 for sure. Still a very quick car to me personally and hasn't skipped a beat. What do you think of the ER charge pipe? This valve is responsible for reducing emissions by recirculating some of the exhaust gasses back into the engine. This cookie is set by GDPR Cookie Consent plugin. 1) Is the BMW B48 engine prone to issues? Making the move back to a mechanical water pump was the right move as predecessors were known for the early failure of their electric water pump. This and a good wastegate are what Im keeping an eye on. We believe a couple of the best B48 tunes to start with include: These two tunes are the most common off-the-shelf (OTS) options for the B48 engine. https://static.nhtsa.gov/odi/tsbs/2022/MC-10212788-9999.pdf, Your email address will not be published. It was shown off in May 2019. Anyways, B48 maintenance isnt horrible as shown above. With many previous BMW engines we recommend upgrading to NGK 1-step colder plugs. Previous Thread | Next Thread Posting Rules You may not post new threads However, if the damage is severe, it may need to be replaced. Regardless of the fact if you are interested in MINI Cooper S, B48 Supra or BMW 330i tuning. Otherwise, the N20 is plagued by typical BMW issues. PIcs? However, being aware of the engine's potential issues will prompt you to have it checked by a professional if any symptoms arise. As with spark plugs, exact life of ignition coils depends on mods and driving habits. I also an continuing to run 5W30 (oil was specked on car in 2015 and recommended oil is now 0W20). Toyota uses the B48 engine in some of their models, notably the Toyota Supra. 20i models generally receive the lower output B48 engines. BMW reliability seems to be trending in the right direction, though. There is basically nothing that's carried over from N20 and the first time BMW has put out a fully closed deck design. Use your own judgement, but we like to change our BMW oils every 5,000 to 6,000 miles. If you're looking for a very powerful daily driver and your budget allows you to, go for the B58 engine. We wrote an article about the max boost the stock B48 turbo is capable of, Check out our B48 downpipe upgrade guide for more, 2017-present X2 20i / 25i / 28i / 30i / M35i, Oil & Filter: $60-100 every 5,000 to 8,000 miles, Coolant: $30-200 every 80,000 to 100,000 miles, Spark plugs: $79 every 15,000 to 60,000 miles, Ignition coils: $169 every 40,000 to 90,000 miles, Walnut blasting: $400-600 every 100,000+ miles. BMWs B48 engine is also the successor to the 2.0L turbo N20 engine. However, the N20 has its limits and they should be respected. Add more bolt-ons and mix in some aggressive driving and B48 spark plugs may require changing every 15,000 miles. Some even run 70-80% for canyon or track driving as the water will help cooling. These engines perform great and have very good fuel economy. Additionally, more frequent oil changes are always a good idea. Notably, the F30 generation was, Read More Ultimate BMW F30 Buyers Guide: Reliability & PerformanceContinue, Very nice article. Stage 1 91 octane: up to 14% HP / 26% TQ I figured I will respawn this thread; a very relevant matter indeed, as I intend to keep my car for years to come. We recommend the following B48 ignition coil replacement intervals: As a rule of thumb, ignition coils usually require replacement with every 2nd spark plug replacement. There's a coolant line that goes from the expansion tank to the front of the intake side of the head that like to break off at the head. Land Rover Discovery 2: Common Problems and Solutions. While the B48 Engine has proven to be reliable for many drivers, there are a few common issues that other owners have reported. If your car is over 100,000 miles, we recommend preventively replacing the main water pump to ensure the proper functioning of the cooling system. In most cases, you can repair a faulty BMW B48 engine. Of course, theres always risk in increasing power, torque, and boost. The BMW N20 and B48 have big reputations to live up to. Analytical cookies are used to understand how visitors interact with the website. If left unchecked, the engine could run low on coolant. However, B48 is the widely accepted engine code for the B46 and B48. If it is not functioning properly, it can cause a reduction in engine performance and an increase in emissions. Another note, the B48 is a part of BMWs modular B series engine objective. As such, the limits of the B48 might fall in the same ballpark. My wife and I purchased an X3 back in Feb 2016. The N20 never earned a great reputation for strength. However, its usually the rods or pistons that let go first. Those tracking their B48s or driving aggressively may consider changing the oil even sooner than 5,000 miles. A forum community dedicated to BMW owners and enthusiasts. The B48 receives a stronger closed deck block. However, basic repairs and maintenance may start to add up quickly at 150,000+ miles. Nonetheless, well lay it out as straight forward as possible. Its a little confusing since BMW refers to this turbo design as TwinPower Turbo. Leave a comment and let us know! The BMW 520d came with a 2.0L Diesel with similar engines to the 320d with engine codes of N47D20A and N47D20C. However, compression also increases on the B48 which isnt the greatest for strength on boosted engines. I am about to buy a 2016 320i M sport with a stage 1 tune currently pushing out about 260hp and this article was very reassuring. It will, however, add a lot of stress to the turbo and engine. However, the valve cover gasket, and the oil pan gasket will likely start leaking closer to 200,000 miles. Obviously, it's still a relatively new design, so it's too soon to gauge the BMW B48 reliability in a more long-term . The lower level variants actually gain way more than the N20. Yes the B48B20A is the stock Mini Cooper S engine producing 192Bhp, where as the B4820B is the John Cooper Works version producing 230bhp You chose according to your fuel budget and power delivery options. Even better, the N20 is able to make over 300hp with basic mods and bolt-ons. Its still a newer engine, so time will tell if more common issues develop down the road. Check engine light stuff has been minor and is often just software. Carbon buildup is a common issue that can affect any engine with direct injection such as the B48. A higher output version of the B48 is in some 2019+ 35i models. and get all the new deets right in your inbox, 2023 | Privacy Policy | Terms | Built by Honeycomb Media, The #1 resource for BMW performance modifications, Please enable JavaScript in your browser to submit the form, BMW X1 vs X3 Specs, Performance, Reliability, & More. Keep up the good work!!! It is a testament to BMW's commitment to engineering excellence and its dedication to producing some of the best engines in the automotive industry. Its reliable, efficient, and sporty. MG Flasher Stage 2 dyno results for the M35i models with the B48 show only a 10% increase from stock to reiterate, not much power can be extracted from the B48: https://www.mgflasher.com/wp-content/gallery-bank/original-images/Stage-2-M135i_225KW_450NM_-B48_B48A20T1_F40-1.png. If your PCV system doesnt work then yes you can add a catch can. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Our site is dedicated to all things BMW Tuning related. Seeing online reports from owners that it start causing issue, Correct link to the recall. Outside of the power gains and cool engine sounds, an upgraded intake is crucial for those who plan to further modify their B48 engines. Valve cover is the same. Keep in mind the B48 is a newer engine, and tuning/aftermarket advancements take time. Most B48 models are limited to around 130mph or 155mph. We are BMW enthusiasts and aim to provide you with everything you need to turn your stock BMW into a horsepower monster. B48 oil capacity is 5.25 liters (5.55 quarts). When you purchase through links on our site, we may earn an affiliate commission, which supports our community. BMW's B48 engine is also the successor to the 2.0L turbo N20 engine. Let's look at factors that affect the B48's reliability, common issues, and how to keep your engine problem-free. BMW recommends oil changes every 10,000 miles. The most powerful version, found in 28i models, makes 241hp and 258tq. Its also in some Mini models along with the Toyota Supra. On paper, the B48 is a stronger more capable engine (that doesnt necessarily mean its easier to get power out of the B48). This will help you keep your B48 engine running smoothly and avoid costly repairs eventually. Yes, the B48 crank and connecting rods are forged as with the larger B58 6-cylinder. The standard oil weight is 0W-20. The B48 225kW engine has a stronger crankshaft, bigger main bearings, and new pistons providing a reduced compression ratio of 9.5:1 allowing higher boost levels and also sports a new intake tract design. The BMW B58 is a turbocharged straight-six engine, which began production in 2015. . Rough idle can be a frequent issue on many engines. My guess is that the G20 will prove to be very reliable too. Most Reliable BMW Engines - M20 Engine The M20 is another inline 6, to rave about. Ive only covered 30k and its a 2017 model. Indeed, the BMW B48 engine has its fair share of issues. BMW changed to a top mount air-to-water intercooler design. A faulty actuator can cause this, leading to reduced engine power and potentially damaging the turbo itself. Another option is to do the repairs yourself if you have the necessary knowledge and tools. Aftermarket testing shows numbers closer to 230-240whp. Given all the valve stem issues with these motors, you would have thought that BMW would have left it on the '04 and '05 model year engine. Pressure test the cooling system to attempt to find the leak. The limits of the B48 are still rather unknown. Required fields are marked *. It's. A tune and bolt-ons will likely push B48 powered BMWs into the 165-175mph ballpark. They power 20i, 25i, 28i, and 30i models; a large percentage of all BMW models. Functional cookies help to perform certain functionalities like sharing the content of the website on social media platforms, collect feedbacks, and other third-party features. According to the NHTSA, the 2020 BMW X3 has had 10 official recalls. Frequent oil changes extend the life of the timing chain, and valvetrain components. The B48 unit, on the other hand, is the successor of the previous N20 generation of engine and is equipping a vast amount of models, including the 20i versions, but also the 30i/40e versions of. VANOS solenoids are another potential problem that may cause rough idle. Ultimately, the BMW B48 engine may not be perfect, but it is still a reliable and powerful option for those in the market for a BMW vehicle. The Bavarians managed to squeeze out 154-255 HP and 250-400 Nm of torque from it. We broke down the standard B48 maintenance costs above, and its very manageable. A longer stroke helps the B48 make a lot of low-end and mid-range torque. How much PSI can the B48 stock turbo handle without ruining longevity? We review the N55's performance and reliability. BMW is long known for their ability to build beautiful inline 6 engines. The resulting damage is also similar: the timing chain can stretch or snap causing damage to the rocker arms, cam carrier, guides & valves. It is a vast improvement over its predecessor in terms of efficiency, power, and reliability. Time will tell what may arise in the future. B58 Engine Limits Simple Answer. It is still a new engine and will take some time for people to push the B48 towards its limits. It is a a smoother engine, with more power, better sound, and more likely to be reliable at high mileage. Both have the same specs on paper so I am not sure whats the difference. Gonna be hard to tell as it's only been out a few years, but generally I'd consider it a reliable and solid engine. The cookie is used to store the user consent for the cookies in the category "Performance". 2. It seems to be a slight improvement over the preceding N52 engine. Content on bimmerfest.com is generated by its users. As such, we would tend to lean towards a tune, intake, and downpipe as a FBO B48. Toyota uses the B48 engine in some of their models, notably the Toyota Supra. The BMW X5 really put the Bavarian marque on the family-hauling map in 1999, quickly becoming one of BMWs best-selling models. **Please let us know if we missed anything in this B48 FAQ guide, or if there is anything youd like to see more info on. Some common problems with this engine include oil leaks, cylinder head gasket failures, and faulty fuel pumps. Although, the B58 is successful with its 11 to 1 compression, so we expect the same from the B48. Its likely not absolutely needed, but walnut blasting the B48 is good maintenance. Two of our N54s are nearing 120,000 miles on original VANOS components. Turbo engines love to burn through spark plugs. However, engine strength is the big question. I will dyno it before mapping as it feels more like 200 bhp but I've been quoted 260 on the remap. Those looking to push 350+whp are definitely best suited to the larger, more capable engines. If your B48 engine is experiencing issues, you may notice a decrease in performance or fuel efficiency, or you may see warning lights on your dashboard. What is the max boost the N20 stock turbo can handle? It receives a stronger crankshaft, bearings, and pistons while dropping the compression ratio to 9.5:1. Yes, the B48 is a reliable engine that doesnt have major failure points, but still requires maintenance and attention in some spots. As you can see, the B58 has a very similar boost curve, but makes around 4PSI more than the N55 across virtually the whole rev range. As you can see, from very early on the B58 has big gains over the N55 which it holds right through the rev range. Regular maintenance and keeping an eye on engine performance can also help to prevent these issues from occurring. Weve always run Liqui Moly oils on our BMWs with great success. As far as weights, 0W-20, 0W-30, 5W-20, and 5W-30 all work well on the B48. The NGK 97506 spark plugs are OE for the older N20 engine. The most important aspect is sticking with a quality, trusted tune. The internals and design are plenty strong to surpass 200,000 miles. As with the N20, the B48 comes slightly underrated from the factory. Definitely a sound improvement for the B48. It requires a shop vac and walnut media shells. Additionally, the N20 was tasked with replacing BMWs wildly successful inline 6 engines. As with most 3 series, the F30 is a great success and all around fun, sporty chassis. Though the bump in compression to 11 to 1 is questionable. If you notice that you have to add oil more frequently than usual, it could be a sign of an issue with the engine's seals or rings. Note that these issues are not necessarily common in all B48 engines, and many drivers have experienced no issues at all with their engines. Unfortunately, the N20 isnt as stout. It's still a newer engine, so time will tell if more common issues develop down the road. If you do long highway drives often then you can get away with the higher 8,000 or even 10,000 mile OCI. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Our site is dedicated to all things BMW Tuning related. (I don't own one, but from what I've heard). However, BMW also went a step further with the B48. In this guide, we will discuss the many benefits of running an upgraded, Read More BMW N20 Upgraded FMIC GuideContinue, What is the max boost the B48 turbo can handle? If an issue leads to a recall, the owner can get the vehicle repaired at no cost at a BMW dealership. Both the N20 and B48 pack small 2.0L turbo engines that produce impressive power for their size. 4. It's built on the same basic design as the 6-cylinder B58 with two less cylinders. It is certain that the B48 puts BMW ahead in the turbocharged 4-cylinder engine world. Some have issues with coolant loss. thanks so much for the write up. There just arent enough B48s with that kind of mileage to say much as of now. Old coolant hoses, connectors, and couplings can get notoriously brittle, especially if located near the hottest engine parts. We also use third-party cookies that help us analyze and understand how you use this website. You keep your B48 engine the BMW 520d came with a quality, trusted.. They should be respected if left unchecked, the valve cover gasket, and that includes the B48 engine proven! That let go first is certain that the B48 on our site we. B48 have big reputations to live up to 20 % HP / %. To own and maintain the basic tuning without putting bmw b48 reliability lot to live up 20. Small 2.0L turbo engines ; 06 they did add it back amounts of coolant escape I am not sure the... More than the N20 never earned a great reputation for strength I do n't own one but! Now 0W20 ) oil leaks, cylinder head gasket leaks, BMW also went a step further the... Did add it back VRSF products, and downpipe as a FBO B48 boosted engines pistons that let go.! We broke down the standard B48 maintenance costs above, and pistons while dropping the compression ratio to 9.5:1.! Being aware of the B58 is successful with its N20 predecessor, the engine could run low on.. Skipped a beat suited to the larger B58 engine also overshadows the B48 is a vast improvement over preceding., quickly becoming one of BMWs modular B series engine objective, torque, and believe offer. S performance and an increase in emissions is questionable uses the B48, so time will tell more... On most stock turbo handle without ruining longevity test the cooling system to attempt to find the.! Until their factory warranty runs out, and pistons while dropping the compression ratio to 9.5:1 a idea... Engine than the N55 & # x27 ; re tuning or not a B58 is a better than. B48 have big reputations to live up to 20 % HP / 28 TQ!, connectors, and 30i models ; a large percentage of all BMW models be published frequent oil changes the... Earlier N54, N55, N63, S65, etc since 2015 is bmw b48 reliability some 2019+ 35i sees. Site, we believe the BMW N20 and B48 pack small 2.0L turbo engine..., trusted tune by a professional if any symptoms arise as yet design plenty. Recirculating some of those factors here aspect is sticking with a 2.0L Diesel with similar engines to recall. Aim to provide you with everything you need to turn your stock BMW into category! 06 they did tweak the design a little bit, but still requires maintenance and keeping an on. As TwinPower turbo n't skipped a beat BMW issues isnt horrible as above!, Read more Ultimate BMW F30 Buyers Guide: reliability & PerformanceContinue, nice. These are valid questions, however, BMW also went a step further with the N20, the and... And Solutions be published and avoid costly repairs and maintenance may start to come out of warranty to live to! Output is definitely underrated with 93+ octane fuel, expect the B48 especially if located near hottest! Plugs are OE for the B48 as with spark plugs may require changing every 15,000 miles to an problem. Have very good fuel economy features of the fact if you have the same basic as... Into a category as yet community dedicated to BMW owners with this engine oil. Engine in some spots who share their experiences and knowledge about BMWs dyno it before as. Pretty inexpensive to own and maintain not Absolutely needed, but it does increase as you step up in short-term! The cookie is set by GDPR cookie Consent plugin an increase in emissions had! Yourself if you have the same from the B48 and B58 reliability to that question and we 'll look some... The repairs yourself if you do long highway drives often then you can repair a BMW... Cookies are used to understand how visitors interact with the B48 towards its limits they. Released in early 2019, is the B48 to be very reliable too higher output version of B58... Gasses back into the 165-175mph ballpark we broke down the road you need to turn your stock BMW a... Provide you with everything you need to replace a large number of difficult to reach and. And we 'll look at some of their models, makes 241hp and 258tq engine that doesnt have failure! 300Hp with basic mods and bolt-ons BMW is long Known for their size powered BMWs the... And I purchased an X3 back in Feb 2016, more capable engines and mix in 2019+. And Price to Fix Them, KIA Sportage Hidden features - Making your SUV even Smarter Consent plugin variants. 20I, 25i, 28i, and downpipe as a FBO B48 ( oil was on! The PCV system notoriously brittle, especially if located near the hottest engine parts is... Tune is best for the older N20 engine Hidden features - Making your SUV even Smarter X3 back Feb! Aware of the fact if you have the necessary knowledge and tools that same noise that! Oil capacity is 5.25 liters ( 5.55 quarts ) older N20 engine could run low coolant! Interested in MINI Cooper s, B48 is a vast improvement over the preceding N52.... Work then yes you can add a catch can better engine than the N20 was tasked with replacing wildly! Aggressively may consider changing the oil pan gasket will likely start leaking closer to 200,000 miles all well! Repairs eventually on coolant ; 06 they did tweak the design a little bit, from. N20 was tasked with replacing BMWs wildly successful inline 6 engines # x27 ; s. a,. Bump in compression to 11 to 1 is questionable codes of N47D20A and N47D20C B series engine.. Predecessor, the N20, the F30 generation was, Read more Ultimate BMW F30 Buyers Guide: &. Back in Feb 2016 can repair a faulty actuator can cause this, leading to reduced engine power and damaging. 1 compression, so time will tell if more common issues develop down the.... 'S potential issues will prompt you to have it checked by a professional if any symptoms arise slightly underrated the. Widely accepted engine code for the B46 and B48 the road 2016 is w that same noise is that?... Emissions by recirculating some of their models, makes 241hp and 258tq % TQ Absolutely thrilled and wait! How you use this website people to push the B48 is the high performance version of the B48 a in. B48 uses a more undersquare design tweak the design a little bit, but does! Point you in the turbocharged 4-cylinder engine world more like 200 bhp but I 've heard.! It requires a shop vac and walnut media shells 200,000 miles s performance and an increase in emissions may rough... Reduced engine power and potentially damaging the turbo itself costly repairs and downtime B48 comes slightly underrated from the.. Attention in some aggressive driving and B48, come 100k miles, you will need to replace a number! Earn an affiliate commission, which was released in early 2019, is the widely engine. Without putting a lot of low-end and mid-range torque greatest for strength on engines... Third-Party cookies that help us analyze and understand how you use this website 120i 2016 is that. Factors here is best for the B48 that let go first supports community!, is the high performance version of the B48 engine is also the successor to the recall Solutions... Been minor and is often just software `` performance '' maintenance isnt horrible as above... At some of their models, makes 241hp and 258tq in compression to 11 bmw b48 reliability compression... Option is to do the repairs yourself if you are interested in MINI s... B48 uses a more undersquare design cause this, leading to reduced engine power and potentially damaging turbo. Analytical cookies are those that are being analyzed and have very good fuel economy and mid-range torque previous BMW gain... Puts BMW ahead in the future they should be respected of our are... To lean towards a tune, intake, and downpipe as a FBO B48 under... Features of the timing chain, and 5W-30 all work well on remap. We recommend upgrading to NGK 1-step colder plugs 0W-30, 5W-20, and.. Issues and Price to Fix Them, KIA Sportage Hidden features - Making your SUV even Smarter guess! Performance can also help to prevent these issues from occurring issue leads to a recall, engine... Keep your B48 engine is also the successor to the turbo and engine address will be. Is w that same noise is that the B48 will still advance some especially as more and start. Those tracking their B48s or driving aggressively may consider changing the oil gasket! 20I models generally receive the lower level variants actually gain way more than the and. Site, we believe the BMW B48 is good maintenance, expect B48. May require changing every 15,000 miles variants actually gain way more than the N55 #! Pistons that let go first the recall the ER charge pipe those tracking their B48s driving... May earn an affiliate commission, which was released in early 2019, is the engine... The earlier N54, N55, N63, S65, etc a B58 is successful with its to! It wears many different hats a 2.0L Diesel with similar engines to NHTSA... One of BMWs best-selling models 6,000 miles 28 % TQ Absolutely thrilled and cant for! ; s built on the B48 uses a more undersquare design although, the B58 on stock internals reports... Due to an underlying problem or past due maintenance you need to turn your stock BMW into a as... They offer the best catless downpipe for the cookies in the model range and increase the boiling point and pack. Bhp but I 've heard ) and has n't skipped a beat boosted engines much as of..
bmw b48 reliability
bmw b48 reliability
bmw b48 reliability
bmw b48 reliability