5B2202 – COBB BMW N55 Downpipe
BMW 135i, 335i 2011-2012
BMW 135is 335i xDrive 2011
Congratulations on your purchase of the COBB Tuning BMW N55 Downpipe! The following instructions will assist you through the installation process. Please read them BEFORE beginning the install to familiarize yourself with the steps and tools needed. If you feel you cannot properly perform this installation, we HIGHLY recommend you take the vehicle to a qualified and experienced automotive technician.
IMPORTANT! Installing this kit will require custom tuning or utilizing an appropriate Stage Power Package map if you have a matching mechanical configuration. Please consult with COBB or an authorized ProTuner in your area if you have any questions!
3/8" ratchet
3/8" 8mm socket
3/8" 10mm socket
3/8" 11mm socket
3/8" 12mm socket
3/8" 10mm deep socket
3/8" 12mm deep socket
3/8" T20 Torx Bit
3/8" 12" extension
3/8" 6" extension
Main Installation Instruction Repository for Subaru Parts
Link to Subaru Map Notes to see what map you should be on given the parts you've added