Model year 2011 335i’s moved on from the twin turbo N54 engine to the single turbo N55.
Table of Contents
Is the 2011 BMW 335i xDrive Twin Turbo?
For 2011, BMW 335i features a single turbo instead of a twin turbo, and a new performance tuned twin-turbo model called the 335is has been added.
Does the 2011 BMW 335i have the N55 engine?
You know exactly what the BMW 335i sedan is. It’s one of the best sports sedans on the market, with a perfect balance of supple ride and superb handling. For 2011, BMW dropped the N54 twin-turbocharged 3.0-liter inline-six and replaced it with the N55 single-turbo 3.0-liter.
How do you tell if a 335i has a N54 or N55?
Probably the best way to tell without looking under the hood… is IF it has a DCT it is an N55. IF its an auto it is an N54. IF its a 6MT… you’ll have to look under the hood.
Whats faster N54 or N55?
The N55 twin-scroll turbo offers slightly faster turbo spool and delivers peak torque 100 RPM’s sooner than the N54; a characteristic that is not noticeable as each turbo set up spools quickly and delivers impressive torque through-out the low end and midrange.
What year 335i has B58?
In 2010, the 335i received the updated N55 engine followed by the B58 in 2016, however, the model was rebranded to the 340i.
What cars have a N54 engine?
- 2006-2010 BMW E90/E91/E92/E93 335i.
- 2007-2010 BMW E60/E61 535i.
- 2007-2010 BMW E82/E88 135i.
- 2007-2010 Alpina B3.
- 2008-2010 BMW E71 X6 xDrive35i.
- 2008-2012 BMW F01 740i.
- 2009-2016 BMW E89 Z4 sDrive35i.
- 2010-2013 BMW E92/E93 335is.
Is the N55 reliable?
Read more below. N54 Engine: The 306-hp 3.0L direct-injected inline-6 DOHC N54 powers the high-performance BMW 335i for 2007-2010 model years.
How long do 335i turbos last?
N55 Reliability Despite the many misconceptions that BMW’s as a whole are unreliable, the BMW N55 is actually a fairly reliable engine. The four most common problems with the N55 are, in no specific order, the valve cover and gasket, water pump, oil filter housing gasket, and VANOS solenoids.
What’s faster 335i or 335xi?
Turbochargers on the BMW N54, for the most part, last around 100,000 miles before they have to be rebuilt or replaced. It isn’t uncommon to hear of cars that have the original turbos still functioning as designed upward of 200,000 miles.
How long do N55 turbos last?
It isn’t a gearing difference. The 335i and 335xi have the exact same transmission and final drive ratios. Final drive is 3.08:1 on manuals, and 3.46:1 for autos. And the 328xi has the final drive advantage over the 328i, in both auto and manuals.
What’s the difference between N54 and N55?
How long will a BMW N55 engine last? The BMW N55 motor should have no problem lasting over 150,000 miles, and some owners report getting over 250,000 miles out of their engines.
How much HP can N55 handle?
The basic difference is that the N54 has two turbochargers. the N55 has one single twin-scroll turbocharger. There are other differences, too, but they both make the same power out of the factory. The N55 uses “valvetronic” while the N54 does not.
Does N55 sound better than N54?
The N55 can handle around 550whp and 550wtq on the stock engine block and internals.
What BMW has a N55 engine?
The N55 definitely sounds better for sure. It’s louder and has a more V8ish tone than the N54 – at least inside the cabin. However, the N54 doesn’t sound bad at all.
What does N55 mean?
The N55 is used in the 535i, 335i, X3, X4, and X5 XDrive35i, 640i, ActiveHybrid 3 and 5, and S Bi-Turbo Edition 99. On the other hand, the N54 engine is used in the 335i, 535i, 135i, and 740i. New BMW M2 Competition – it’ll have 4WD & 470hp!!
Do all 335i have twin turbo?
The BMW N55 is a 3.0L inline 6 turbocharged, direct injected gasoline engine produced from 2009-2019. BMW’s N55 engine succeeded the N54 engine, but moved to a single turbo design as opposed to the twin turbo N54. The N55 also followed the N54’s footsteps winning 3 straight Ward’s 10 Best Engines awards.
Why does the N55 say twin turbo?
Two primary engines powered the 335i – the N54 and N55. Both engines are 3.0L inline-6 turbocharged engines. However, the older N54 engine utilizes twin turbos while the N55 is a twin-scroll single turbo. Despite the differences in turbos most BMW 335i models pump out the same 300 horsepower and 300 lb-ft of torque.
Is BMW N55 twin turbo?
It has two separate turbos, each powered by 3 of the engines six cylinders. Both of the turbos on the N54 are of equal size and configuration. The BMW N55 TwinPower turbo is a single Turbo engine with two separate exhaust runners powering the hot side of the turbo.
What’s better N55 or B58?
The BMW N55 is a turbocharged straight-six petrol engine that began production in 2009. The N55 replaced the BMW N54 engine and was introduced in the F07 5 Series Gran Turismo. The N55 was BMW’s first straight-six engine to use a twin-scroll turbocharger.
Whats better B58 or N55?
As you can see, from very early on the B58 has big gains over the N55 which it holds right through the rev range. 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.
What engine is better B58 or N55?
Compared with its BMW N55 predecessor, the B58 features a 20% increase in boost pressure, a closed-deck engine block design, an increase in compression ratio to 11.0:1 and a slight increase in displacement from 2,979 to 2,998 cc (181.8 to 182.9 cu in) with added weight of 8 kg (18 lb).
When did BMW stop putting N54 in 335i?
The B58 is a ‘better’ newer engine and has won awards. It runs a higher compression ratio so is more efficient and it has a bigger low end/mid range punch. N55 standard likes to rev more and sounds better, partly as it has a less complicated exhaust.
Why is the N54 so strong?
The N54 was used in the 335i from 2006 until 2010, the 135i from 2008-2013, and the 740i from 2008-2012. A more powerful version of the N54 went into the Z4 sDrive35is.
Which is better 2JZ or N54?
BMW’s N54 cranks are incredibly strong. They’re forged, well balanced, and pretty beefy. Right now the limits of the stock crank are still up in the air. We’re not aware of any N54 crankshaft failures, even at 900-1000whp.