Bilstein B6 15-17 Porsche Macan (w/ Electronic Suspension) Rear Twintube Shock Absorber 1992-pontiac-firebird-base-esi2462200 25" Cat-Back system delivers the

25" Cat-Back system delivers the classic S-Type sound with no drone inside the vehicle

The ATAK® sound level delivers an aggressive

System also features Borla(r)'s Polyphonic Harmonizer Technology which utilizes patented units that contain pipes of different diameters and lengths to create multiple exhaust notes that harmonize to deliver a clean

It features 4" bright chrome on T-304 stainless steel tips and the classic S-Type sound level with no drone inside the vehicle

Bilstein B6 15-17 Porsche Macan (w/ Electronic Suspension) Rear Twintube Shock Absorber 1992-pontiac-firebird-base-esi2462200 25" Cat-Back system delivers theBilstein B6 Performance (DampTronic) dampers are a performance upgrade to OE dampers designed to be paired with OE factory springs. All of the active features of the factory electronic suspension, along with the factory controls, will be retained with the installation of these dampers. Each damper is rigorously tested for quality that meets or exceeds OE standards and features application specific valve settings with a monotube design to bring out the