SZ Series - Suspension Shock Absorber 1991-pontiac-firebird-esi6483971 Installation is simple

Installation is simple

5 Kit: Elevate Your Muscle Car's Performance Unleash the full potential of your muscle car with UMI's Stage 1

Street- Stage 2

Designed with cutting-edge features and built from premium USA-sourced materials

This positions the 'instant center' (IC) higher in the chassis

SZ Series - Suspension Shock Absorber 1991-pontiac-firebird-esi6483971 Installation is simpleBilstein SZ Series shock absorbers feature a 46mm piston, steel construction and smooth body designed for motorsports applications. These shock absorbers are available in a variety of lengths and standard digressive valve settings that utilize proprietary spring steel valve discs and can be converted to a coilover design (kit sold separately). SZ Series shock absorbers are ideal for racers whose sanctioning rules do not allow or require rebuild