E36 325i Software Tune Eprom Chip OBD1 330i these S63TU downpipes represents our

these S63TU downpipes represents our outlook on creating innovative products with performance in mind

Active uses a tube and fin core designed specifically for the S55 with an enhanced design to maximize the cooling efficiency in as small a package as possible

Why Choose This Exhaust System

It is recommend that you visually inspect your Active Autowerke Green Air Filter at everyoil change

Double-canned muffler to reduce resonance

E36 325i Software Tune Eprom Chip OBD1 330i these S63TU downpipes represents our***Before your order ships you MUST sign and return the Off Road Use Only Waiver available HERE. Please email, fax or take a photo of the completed form. You can email it to your sales rep or to info@activeautowerke. com and you can fax it to us at (305) 253 8921*** This BMW performance chip makes use of careful remapping to the DME. Active Autowerke has increased the horsepower and torque output by 15. Available for 91 93 octane we now allow you to