5B1130 – COBB Cat-Back Exhaust E9x BMW 335i Coupe & Sedan
2007-2013 335i
2007-2013 335xi
2007-2013 335is
Congratulations on your purchase of the COBB Tuning 5B1130! 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" 10mm socket
3/8" 12mm socket
3/8" 8mm socket
3/8" 12" extension
3/8" 6" extension
Please use the image below as a reference guide for key locations during the installation.
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