Active Autowerke B46 A90/A91 Downpipe Exhaust Upgrade (11-567) _&_EA888.2 or to make the poly-mount

or to make the poly-mount version a softer ride

The main exhaust path is a straight through 76mm (3") pipe with offset inlet and outlet

Part type: Control Valve Harness

HoleShot 2400 for GM 1965 to 1991 TH400

Dyno Proven gains of up to 13 hp and 6 lb-ft

Active Autowerke B46 A90/A91 Downpipe Exhaust Upgrade (11-567) _&_EA888.2 or to make the poly-mountThe Active Autowerke B46 A90 A91 Downpipe Exhaust Upgrade is designed for enthusiasts tuning the A90 and A91 model vehicles. This downpipe is crafted from stainless steel to offer durability and heat resistance, contributing to a refined exhaust system upgrade. Vehicle Compatibility: Engineered specifically for the A90 A91 models. Material: High quality stainless steel construction. Design: Direct bolt on replacement for factory downpipes. This