Active Autowerke E9X M3 Signature X Pipe with GESI Ultra High Flow Cats (11-018)

Active Autowerke E9X M3 Signature X Pipe with GESI Ultra High Flow Cats (11-018)The 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

The 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 registered and OBD2 compliant (except California)
• Precision fit with casted upper stainless steel V-band and factory-style flanges for easy installation
• Significant weight reduction: approximately 25 lbs compared to factory 40 lbs
• Improved scavenging effect over factory X Pipe design for horsepower gains (12+ RWHP with Signature exhaust, 10+ RWHP with stock exhaust)
• Durable TIG welded 304 stainless steel construction with industry standard rust warranty
• Rated for 300-500 HP per catalytic converter, withstands up to 1500°F
• Ultra high flow 400 cell per square inch catalyst substrate furnace brazed for enhanced durability
• Covered by a 5 year / 50,000 mile warranty on shell and tube ends, and 2 year / 25,000 mile warranty on catalytic cores
• Manufactured in Miami, Florida

This system blends performance gains with emissions compliance for enthusiasts seeking a high-quality, durable exhaust upgrade for the E9X M3.