Active Autowerke E9X M3 Signature X Pipe with GESI Ultra High Flow Cats (11-018) 1670 ensuring smooth operation of the

ensuring smooth operation of the piston

Adds Up To 17 HP/15 ft

Dyno Proven gains of up to 23 hp and 24 lb-ft

eliminating the need to use an external MAP sensor to reference boost pressures

Active Autowerke E9X M3 Signature X Pipe with GESI Ultra High Flow Cats (11-018) 1670 ensuring smooth operation of theThe Active Autowerke E9X M3 Signature X Pipe with GESI Ultra High Flow Catalysts is engineered as a true bolt on upgrade designed to fit BMW E9X M3 models without cutting or welding. Constructed from 100% 304 brushed stainless steel, this X Pipe features high flow GESI catalytic converters engineered to maintain optimal emissions control without triggering a Check Engine Light. Includes two 4" GESI G Sport high flow catalytic converters, EPA