Active Autowerke Catted Downpipes (GESI CAT) - BMW / S58 / G80 / M3 / G82 / M4 / G87 / M2 (11-085)

Active Autowerke Catted Downpipes (GESI CAT) - BMW / S58 / G80 / M3 / G82 / M4 / G87 / M2 (11-085)Active Autowerke presents the Signature Catted Downpipes featuring GESI G Sport catalytic converters, designed for the BMW G80 M3, G82 M4, and G87 M2 models equipped with the S58 engine. Optimized 3" diameter stainless steel piping enhances exhaust flow without dropping below the factory 70mm diameter. Incorporates 4. 5" ultra high flow GESI catalytic converters compliant with EPA regulations (except California), eliminating Check Engine Lights (CEL).

Active Autowerke presents the Signature Catted Downpipes featuring GESI G-Sport catalytic converters, designed for the BMW G80 M3, G82 M4, and G87 M2 models equipped with the S58 engine.

• Optimized 3" diameter stainless steel piping enhances exhaust flow without dropping below the factory 70mm diameter.
• Incorporates 4.5" ultra high flow GESI catalytic converters compliant with EPA regulations (except California), eliminating Check Engine Lights (CEL).
• Constructed from durable TIG-welded 304 stainless steel with stainless flex joints and casted upper V-Band for precise fitment.
• Designed to reduce back-pressure, promoting quicker turbo spool and supporting engine outputs between 500 and 850 horsepower.
• EPA registered and OBD2 compliant, providing emissions control without sacrificing performance.
• Direct bolt-on installation for 2013 and newer models, requiring no cutting or welding.
• Supported by a 5-year/50,000-mile warranty on shell and tube ends and a 2-year/25,000-mile warranty on the catalytic core.

These downpipes are part of Active Autowerke's full exhaust system upgrades, designed to restore the authentic M-car sound while maintaining emissions compliance for most states. Engineered to improve exhaust gas evacuation, they address OEM downpipe restrictions to unleash the S58 engine€™s potential efficiently and reliably.