Direct-fit downpipe kit for N55 engines in E82 135i and E90/E91/E92/E93 335i/335xi models. Built from 1.4301 stainless steel, TIG welded for durability.
200cpi high-flow catalytic converter - emissions-compliant, no CEL on stock maps
Reduced back pressure - sharper throttle response and stronger mid-range torque
Bolt-on fitment - no modifications, no spacers, no guesswork
