THE 2011 BMW 135i is set to switch from its existing N54 twin-turbo setup to the German carmaker’s new N55 single-turbo inline-six, along with the 5 Series GT and the next generation 335i.
What year 135i has N54?
The BMW 135i equipped with the N54 twin-turbo straight-six, which ran from 2008 to 2010 in the North American market, offers roughly 300HP and 300lb-ft of torque to drivers from the factory.
Is the 2008 BMW 135i Twin Turbo?
The 135i gets the same 300-hp twin-turbocharged inline six-cylinder engine as the 335i. We clocked a 0-to-60 time of 4.9 seconds for the heavier 335i; the 135i did it in a blistering 4.7, with a 13.3-second quarter-mile at 106 mph.
Is the 2012 BMW 135i Twin Turbo?
The 135i adds a twin-scroll turbocharger to boost power to 300 horsepower.
Is N54 or N55 better?
Thanks to the N54’s twin turbos and forged internals, it is the more capable engine mod-for-mod. However, the N55 has proven to be the more reliable engine. N54’s are notorious for their common problems, especially early on, but these issues are currently resolved.
How long do N55 turbos last?
N55 Turbo Longevity at 20+ PSI In general, more boost will reduce the lifespan of the N55 stock turbo. However, it is possible for N55 turbos to last 50,000+ miles at 23psi, for example. On the other hand, the stock turbo may decide to let go much sooner even at 20psi.
Do all 135i have N55?
YES! All 2011’s. 2010’s got the N55 first.
How do I know if I have 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.
Is 2011 135i N54 or N55?
The biggest news for the 1-series concerns its mechanicals: Like the 2011 X6 xDrive35i and 335i, the 135i coupe and convertible will get BMW’s new N55 3.0-liter single-turbo inline-six.
Is N54 reliable?
The N54 is cheap and fast, but not reliable. 2JZ engines are fast and reliable, but they aren’t cheap to buy upfront. That said, the N54 earns its bad reliability reputation from all of the crappy parts around the engine. The N54 itself is a very strong engine that can often last beyond 200,000 miles.
Does a 2008 135i have Bluetooth?
Bluetooth cell phone integration comes standard in the 135i.
Is the 2012 BMW 135i a good car?
The 135i is quick, well balanced, and a lot of fun to drive. The engine is smooth, powerful and returns relatively good fuel economy. Steering and brakes are excellent, the cabin is well finished and the front seats are comfortable. But its four-seat, two-door configuration limits practicality.
Does 2012 BMW 135i have DCT?
The 135i’s turbocharged inline-6 engine produces 300 hp and 300 lb-ft of torque. A six-speed manual transmission is standard and a seven-speed automated manual transmission (known as DCT) is optional.
How much HP can N55 handle?
The N55 can handle around 550whp and 550wtq on the stock engine block and internals.
Why is the N54 so good?
The biggest advantage of the BMW N54 is its power and potential. Sure, the twin-turbocharged petrol engine provides enough power as it is. Still, what truly makes it special is the ability to boost the output even more with a couple of aftermarket upgrades.
Are N55 engines reliable?
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.
Which is better N55 or B58?
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 does N55 mean?
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.
How can I make my N55 faster?
- ECU Tuning. The engine control unit (ECU) is the brain of every modern engine.
- Cat-Back Exhaust.
- Downpipe.
- Intake.
- Intercooler.
- Charge Pipes.
- Oil Cooler.
- Oil Cooler Thermostat.
How long do N55 engines 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.
Which 135i came with the N55?
2010–2013 E90/E91/E92/E93 335i. 2010–2013 E82/E88 135i.
Why is the N54 better then N55?
The twin-scroll setup allows the engine to reach its top torque with 100 fewer rpm. According to Road Sumo, the twin-turbo N54 has better performance than the twin-scroll N55 as it can move more air when running. It is made of two turbochargers and a pneumatic actuator, unlike the N55, which has an electronic one.
Is the N54 twin-turbo?
The BMW N54 is a twin-turbocharged straight-six petrol engine that was produced from 2006 to 2016. It is BMW’s first mass-produced turbocharged petrol engine and BMW’s first turbocharged petrol engine since the limited-production BMW M106 was discontinued in 1986.
How much HP can N54 handle?
N54 Engine Limits – Simple Answer. The N54 can handle around 600-650whp and 550-600wtq on the stock block and internals.
Is BMW 135i reliable?
The BMW 135i is not without its problems That’s not to say that all used BMWs are bad, but buyers can expect there to be some repairs like any other car. The only problem is that those repairs can get quite expensive. According to BMW Tuning, some of the most common issues include: High-pressure fuel pump failure.