Active Autowerke Valved Rear Exhaust - M340i / M440i w black tips (11-089B) 17785 reduces deflection and maximizes clutch

reduces deflection and maximizes clutch life

Special Comments: 2WD 2001 GMC Sonoma Engine: 4

This replacement bellows is covered by a limited lifetime warranty

featuring factory-matched flanges at the inlets

S13 Kits Yellowstuff Sport Brake Pads and Black RK Rotors

Active Autowerke Valved Rear Exhaust - M340i / M440i w black tips (11-089B) 17785 reduces deflection and maximizes clutchThe Active Autowerke Valved Rear Exhaust for the BMW M340i and M440i enhances the factory system by delivering a deeper, more aggressive sound while maintaining the stock valve control for optimal flow and resonance. Designed specifically for G series M340i and M440i models, this axle back exhaust replaces the rear section, requiring cutting of the stock midpipes. It retains the factory actuator for valve operation and features quad black exhaust tips