Bilstein B6 1975 Porsche 914 Base Rear 46mm Monotube Shock Absorber 2007-chevrolet-silverado-1500-classic-ss-esi2543237 Replace the small muffler behind

Replace the small muffler behind the primary muffler in this Borla(r) S-Type system with Polyphonic Harmonizer 60680 to attain the ATAK(r) sound level (louder than S-Type)

Clamp not included

25" system features the classic S-Type sound without any drone in the cabin

Borla(r) Cat-Back(tm) & Axle-Back exhaust systems feature patented straight-through and multi-core technology to unleash hidden horsepower

Bilstein B6 1975 Porsche 914 Base Rear 46mm Monotube Shock Absorber 2007-chevrolet-silverado-1500-classic-ss-esi2543237 Replace the small muffler behindBilstein B6 Performance dampers are a performance upgrade to OE dampers designed to be paired with the OE factory spring. 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. B6 Performance dampers will provide improved safety and handling performance with the added benefit of world famous