BMW Alpina XB7 / X7 M50i / X7 M60i Valved Sport Exhaust System fits_2004-2006`Pontiac`GTO Performance-Oriented Design: Reduces backpressure while

Performance-Oriented Design: Reduces backpressure while maintaining ideal exhaust velocity for high-RPM performance

Plates are made from 6061 Aluminum so they are weldable if you want or using the factory gasket and screws just bolt it on

early departures

Pulse Harmonization: Merges exhaust pulses for a smoother

BMW Alpina XB7 / X7 M50i / X7 M60i Valved Sport Exhaust System fits_2004-2006`Pontiac`GTO Performance-Oriented Design: Reduces backpressure whileIn Stock Ready To Ship BMW X7 M60i & Alpina XB7 Valved Cat Back Exhaust System 2. 75" T304 Stainless Steel Exhaust with Electronic Valve Control Overview The BMW X7 M60i and Alpina XB7 deliver immense performance and luxurybut their factory exhaust holds back the soundtrack these SUVs deserve. The Valvetronic Designs Valved Cat Back transforms the experience with a more raw, motorsport inspired tone, sharper gearshift snaps, and an enhanced character