Bilstein B8 2004 Mercedes-Benz E320 Base Wagon Front 46mm Monotube Shock Absorber 2009-bmw-z4-sdrive30i-esi3489282 The system features dual 4"

The system features dual 4" round black chrome on T-304 stainless steel tips on each muffler

Features SwitchFire(r) Technology

This 3" diameter True Dual Quad tip BORLA® Cat-Back™ system features a Merge X-Pipe for increased performance and improved sound

3" ID inlet

yet far from obnoxious

Bilstein B8 2004 Mercedes-Benz E320 Base Wagon Front 46mm Monotube Shock Absorber 2009-bmw-z4-sdrive30i-esi3489282 The system features dual 4"Bilstein B8 Performance Plus dampers are a performance upgrade to OE dampers designed to be paired with aftermarket lowering springs. These dampers offer application specific valve settings with a monotube design to bring out the best handling performance of a vehicle. Each damper is rigorously tested for quality that meets or exceeds OE standards. B8 Performance Plus dampers are the ideal solution for pairing with a lowering spring for improved