diagnosing flat spots and problems after tuning, 429 bhp 435 PS at 5,250 rpm 700 Nm 516lbft, 402 bhp 408 PS 600 Nm 443lbft at 1,600 rpm, 449 bhp 455 PS at 5,250 rpm 700 Nm 516 lbft  1,800-3,500 rpm, THIS SITE USES COOKIES: Your use of this site implies acceptance of these but you can disable cookies. Mercedes Benz A220 2019+ Learn More. TorqueCars will review M278 tuning and point out the optimum mods that work. See adverts offers and special deals of interest to you by allowing our trusted Google advertisers to use targeted interest based advertising cookies. Mercedes Benz AMG ECU tuning, calibration, and performance experts. Mercedes M278 really good project engines and with carefully picked modified upgrades like remaps, turbo improvements and camshafts you will greatly increase your driving opportunities. $695.00. Something suitable for one model of car may be completely unsuitable for another - so we can only give generic theory. Track day insurance cover Use of this site: Please treat the information on this site as purely speculative. Mercedes Benz E550 wagon with an natural aspirated V8 engine and recently to an newer model Mercedes Benz E550 wagon with Bi-Turbo V8 engine. When talking about the greatest modifications for your M278 engine, we are going to focus on the upgrades that give the biggest return for your cash. We have a wide range of tuning articles covering all models of Mercedes from small engined family cars to large engine hot hatches and executive cars. It's not unheard of tuners spending a lot of money on turbocharger upgrades on the M278 only to suffer the humiliation of seeing the engine literally blow up just after it's been finished. There were also some issues with premature valve guide wear. Also, don’t forget our ECU+ Package for a Mercedes tune. by Customer Service | 03-23-2017 | Blog | 0 comments. Notes: We have found the M278 engine stock performance numbers vary from the baseline figures claimed by Mercedes Benz. This allows you to keep your stock ECU as stock and we provide you with an additional ECU pre-programmed with your tune. While I’m sure there are many different reasons that Mercedes decided to tune it this way, one of them is obvious. Diesel tuning styling and friendly car banter. Tuning a Mercedes: Why Engine Model M278 is Amazing The latest generation normally aspirated, direct injected, 3.5 liter M276 V6 engine, with a maximum of 306 HP and 370Nm (272 lb-ft) of torque, is a powerful and smooth mid range engine. You can even our facebook page and message us there. The M278 engines are generally reliable and solid as long as they are regularly serviced and maintained. Add to Compare. The Mercedes-Benz M278 is a family of direct injected, Bi-turbocharged, V8 gasoline automotive piston engines.. It is your responsibility to check and verify any car tuning tip, car styling tip or other articles content with a qualified mechanic before undertaking work or following instructions. You will need to ensure that the engine is not starved of fuel so need to increase the fuelling when you start exceeding 20% of a power increase.We strongly recommend you to be generous with your injectors flow rate. Tuning a Mercedes: Why Engine Model M278 is Amazing. The Mercedes CLS550 M278 engine is huge power plant for the large sporty sedan. The M278 is a V8 Twin Turbo Charged Engine. Air Intake manifolds transmit the air from the filter and allow it to be sucked into the engine cylinders with fuel for the squish phase. (All car owners of all ages and from all countries are welcome). Competition camshafts, raise the top end band but as a result the car will not idle smoothly and low end power nearly always suffers. More power than the 991 Turbo, made easy. It was based on the similar M272 V6 introduced in 2004. It was followed in 2012 & 2013 with the addition of the Mercedes-Benz SL550, Mercedes-Benz E550 and the Mercedes-Benz GL550. I do not charge you to access this website and it saves most TorqueCars readers $100's each year - but we are NON PROFIT and not even covering our costs. DPF cleaning. The more air you can get into an engine, the more fuel it can burn and uprating the induction with a turbocharger upgrade makes excellent power gains. TorqueCars will review M278 tuning and point out the optimum mods that work. However you will find engines will need better parts at higher power limits.We recommend you find these restrictions and fit higher quality crank and pistons to handle the power. Your Constructive comments on this articledocument.getElementById("comment").setAttribute("id","a5646626ad2449dd54ac765144c4b7a1");document.getElementById("d5712d53cf").setAttribute("id","comment"); Join our forum today and benefit from over 300,000 posts on tuning When your car is turbo charged upgrades are simpler to install and we find turbo engines are built using strengthened components. Carbon build up in the head, particularly around the valves which will sap power or create flat spots, this is a larger issue on direct injection engines but should be looked out for on all engines. Hi, my name is***** the M278 engine, there have been some problems with the timing chain tensioners causing a rattle on start up. $1,995.00. We have this article on twincharging if you want to read more. When Mercedes Benz introduced the M278 we realized immediately it’s potential. If you liked this page please share it with your friends, drop a link to it in your favourite forum or use the bookmarking options to save it to your social media profile. Tuning a Mercedes: Why Engine Model M278 is Amazing The latest generation normally aspirated, direct injected, 3.5 liter M276 V6 engine, with a maximum of 306 HP and 370Nm (272 lb-ft) of torque, is a powerful and smooth mid range engine. Carefully think through your options and then source your parts and set yourself a power target to void expensive mistakes. This engine is available in the 2012+ C, CLS, E, and ML. The factory plugs do not handle the M157’s high cylinder pressures very well and frequently result in misfire problems, even on unmodified vehicles. We love to hear what our visitors have got up to and which tuning parts work best for them on each model of car. Resonator Delete: Make Your Mercedes Sound Awesome While AMG’s and Brabus sound crazy to begin with, Mercedes engines often have a quiet growl, perhaps especially their V8’s and V12’s. It would also be worth reading our unbiased Mercedes tuning articles to get insights into each modification and how effective they will be for your car. Regular oil changes are vital on the M278, especially when tuned and will help extend the life and reliability of the engine. If you would like to know more, or just get some friendly advice on Tuning your M278 engine please join us in our friendly forum where you can discuss M278 tuning options in more detail with our M278 owners. As always, if you have questions about this tune or tuning a Mercedes in general on any other model of Mercedes-Benz, feel free to reach out to one of our specialists. A Stage 1 Intermediate Tune will increase these numbers to approximately 510HP and 590LB-FT Torque. Maximise your Mercedes driving pleasure. Sign up now!!! It is not unusual that there's a restriction in the air flow sensor AFM/MAP on the M278 when considerably more air is being pulled into the engine. They also boost the scavenging effect of the engine. 63 AMG ECU Tune M157 Stage E85 Flex Fuel 2011+ Mercedes-Benz CL63 AMG, 2012 Mercedes-Benz CLS63 AMG, 2012 Mercedes-Benz E63 AMG, 2011+ Mercedes-Benz S63 AMG, 2013 Mercedes-Benz SL63 AMG SL550 E550 CLS550 S550 CL550 Mercedes Benz A200 Tuning Mercedes Benz A200 Performance ECU Tune Learn More. Note that with the largest exhaust you can source you'll slow up the exhaust flow rate - the best for power gains are usually between 1.5 to 2.5 inches. Typical stage 1 mods often include: drilled & smoothed airbox, Sports exhaust manifold, Intake headers, Remaps/piggy back ECU, Panel air filters, Fast road camshaft. The M278 was fitted in the following models, 2016–present BAIC BJ90 an SUV from Chinese brand BAIC based on the second generation Mercedes-Benz GL-Class. The obvious question is, if it is capable of so much more then why didn’t Mercedes tune it that way? 540 HP & 615 WTQ; Additional Details. Our intermediate level ECU upgrade for the Mercedes M278 engine still offers huge gains in performance across the entire RPM range, but with a slightly reduced ... $2,480.00 RENNtech ECU Upgrade S550 Some M278 engines respond better to more aggressive cam durations so set your engine up on a rolling road. Cookies are used to track visitor behaviour enabling us to monitor and optimise the effectiveness of our content, and to remember your preferences and settings on this site. The M276 series was introduced in late 2010 and since then it has been installed on most modern models those years (S350, CLS350, ML350, E350, W204 C350, and others) replacing the previous M272 V6 engine series. We think this one is common sense, but you'll need to match your fuel injector to the type of fuel your car uses as well.M278 Performance Exhausts. Tuning a Mercedes is an awesome experience. were going to buy a completely stock M278 based E class or CLS and build it out, here is some guidance: Pre-purchase Open up the hood, take off the engine cover, lifts straight up with tabs but take it slow, […] Adding a supercharger or additional turbo will make large bhp and torque gains, although more challenging to get working. Badged as S550 in US spec. This entry was Please help us improve these tips by sending us your feedback in the comments box below. Add to Cart. Common exhaust restrictions are in the catalyst installed, so adding a faster flowing sports alternative is the answer. Safety mods Each tune being individual to your specific vehicle. Some like to swap out their tuned ECU for stock before they take it to the dealer for warranty work and it also stops the chance that a software update at the dealer could overwrite the tune. Help us improve, leave a suggestion or tip. You can leave a response below or join our forum to discuss this article and car modification in detail with our members. Diesel Remaps Fitment: W166 ML550 V8 4.0L Bi-Turbo 2012+ W218 CLS550 V8 4.0L Bi-Turbo 2012+ 4MATIC/RWD; W212 E550 V8 4.0L Bi-Turbo 2012+ 4MATIC/RWD; W221 S550 V8 4.0L Bi-Turbo 2012+ 4MATIC/RWD We won't know who you are personally or be able to track you after your visit to our site. Introduced in 2011, it became the standard engine on that years Mercedes-Benz S550, Mercedes-Benz CL550 and the Mercedes-Benz CLS550. Fast road camshafts commonly raise the power through the rev range, you might lose a little low down torque but the top end will be better. The RENNtech upgraded M278 now produces 540 HP and 705 LB-FT at crank. With the newest update of their Software Upgrade for the M278 – 4.7L V8 BiTurbo, RENNtech boosts the 550-Series to AMG Power Levels. Please use our forums if you wish to ask a tuning question, and please note we do not sell parts or services, we are just an online magazine. Add to Cart. Some of our members have had issues with flat spots or glitches after applying mods and upgrades or tuning, this is not usually related to this engines design, so instead see our article on diagnosing flat spots and problems after tuning which should help you get the bottom of this issue. Numerous technological advances are utilized in the M278 V8 including turbocharging, direct injection, variable valve timing and stop/start to name but a few. Only look to upgrade your exhaust if your current exhaust is actually creating a restriction. The M278 engine is much more fuel efficient that the M273 engine it replaces. The Mercedes M278 provide a fun base for your project and with the ultimate motorsport upgrades like a remap, turbo upgrades and camshafts you will substantially maximise your driving fun. Copyright © 2019 - Pressertech, Inc - All Rights Reserved. Add to Compare. The engine itself is a real monster but its capable of so much more. We detect all unauthorised copyright material taken from our site the moment it is picked up by the search engines using pattern matching tools. A Motorsport and race camshaft makes it harder when driving around busy urban areas. Design and rate of flow of the Air Intake manifolds can make a noticeable improvement to fuel atomisation on the M278. Introduced in 2011, it became the standard engine on that years Mercedes-Benz S550, Mercedes-Benz CL550 and the Mercedes-Benz CLS550. Weistec M157 / M278 spark plugs are designed and manufactured for not only high power applications but also factory replacement. ECU flashing helps release the full potential of all the mods you've done to your M278. The 4.663 liter V8 Bi-Turbo engine produces 402 bhp while matched with a 7 speed automatic transmission. Typical stage 3 mods often include: Engine balancing & blueprinting, Internal engine upgrades (head flowing porting/bigger valves), Twin charging conversions, Crank and Piston upgrades to alter compression, Adding or Upgrading forced induction (turbo/supercharger), Competition cam. Compared to power numbers by Mercedes-Benz, the 550 gains up to 138 HP and 262 LB-FT. Engine Family: M278 - M278.922 (Euro 5) From: 2011 to 2015 BHP / 600NM Mercedes-Benz GL Class GL 450 X166 M278 Gasoline 2012 (car-id:5385) Engine Family: M278 - M278… Price Per Set (x2 Filters) Performance BMC air filters are designed and produced to ensure a higher air flow than original paper filters. Typical stage 2 mods often include: fuel pump upgrades, induction kit, Sports catalyst & performance exhaust, high flow fuel injectors, Ported and polished head, Fast road cam. 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Gains you 'll achieve scroll turbochargers divert the exhaust flow into a couple of channels and these.