#n55

So I have a BMW 2011 335i convertible. I got some leaky fuel injectors and I bought some top mount Eu5 injectors (not knowing) that my n55 engine has the bottom mount Eu5 injectors. Could I still use the top mount injectors since they are Eu5? -Left is bottom mount injector -Right is the...

Hi , im owner of bmw e 81 2010 135i N55 Dct gearbox, last year in may car start to not see gearbox sometimes , after bringing in service they say need to change mechatronics, i found a company that sell me and reprogram the new one with soft from old one , also Dealer say pt can was on...

Hi everyone, Before getting into the topic, I'd like to give some background about myself, I live in Belgium, I am just a car enthusiast who does a lot of track days and driftdays, I don't have any mechanical background nor tuning knowledge. Every knowledge that I have now regarding tuning is...

TTFS is pleased to announce that after tireless research and development, we are excited to bring to market the TTFS Dual Fuel Pump Upgrade for N55. Our upgrade system has been running on two 2015 BMW M2--the TTFS M2' for almost a year and a customer’s M2 in Texas for five months. Both M2s are...