Performance tune for E+F series N55 - 135i M235i M2 335i 435i 535i 640i xdrive35i

This is our custom tune for N55-powered vehicles!

Tuning timeframe :

Unlimited Remote Tune Revisions via email (6-Month Access) or One-Time Live Remote 
Tuning Session. For more information, CLICK HERE

ALL TUNING IS DONE VIA MHD ONLY. Features such as burble and antilag (if applicable) will be adjustable via MHD with our tune!  For more info on MHD, CLICK HERE

Direct Injection VS DI + Port Injection Comparison. For more information CLICK HERE

Estimated power gains below are based on previous tuned cars. Similar builds can net similar gains (May vary, depending on conditions, etc.)

General Information:

•  Spark plugs every 10k miles (NGK 97506)
•  Ignition coils every 50K miles
•  New factory direct injectors suggested every 70K miles
•  Hi-Flow Catted Downpipes recommended
•  Charge pipes get brittle and break randomly
•  Manual cars require an upgraded clutch as WHP increases
•  Port Injection > DI-only for high WHP
•  RK-Tunes parts recommended but not mandatory.
•  We NEVER tune with methanol injection
•  See Direct Injection vs Direct Injection + Port Injection breakdown for all cars
•  Spark Plug Gaps:
  - ≤550 WHP: .025
  - 551–700 WHP: .022
  - 701–850 WHP: .020
  - 851–1000 WHP: .018
  - 1000+ WHP: .016

Still have questions? Check our Tuning Tech Talk and Build Suggestions, which can be found at the top of the page.

Supported Vehicles: 

• 2011-2013 E9x 335i
  
• 2011-2013 E8x 135i
• 2011-2013 E70 X5 35i
• F10 535i
• F0x 640i
• F15 X5 35i
• F16 X6 35i
• F3x 335i/435i
• F22 M235i 235i
  
• 2015-2018 F87 M2

Vehicle not listed? Email us!