Bilstein 5100 Series 15-16 Ford F-150 Rear 46mm Monotube Shock Absorber 1990-gmc-s15-sierra-classic-esi6622581 5" diameter Axle-Back system features

5" diameter Axle-Back system features the classic S-Type sound level and a durable high-temperature ceramic satin black finish on the entire Axle-back assembly including the 3

4) speed nuts

The SwitchFire® design truly blends the combustion pulses from both sides of the engine for improved performance and a custom sound

5" diameter tail pipes with 4" round polished T-304 stainless steel exhaust tips

Bilstein 5100 Series 15-16 Ford F-150 Rear 46mm Monotube Shock Absorber 1990-gmc-s15-sierra-classic-esi6622581 5" diameter Axle-Back system featuresBilstein B8 5100 shock absorbers are designed as a direct fit solution for lifted trucks and SUVs. These shock absorbers feature a monotube design which provides consistent fade free performance. B8 5100 shock absorbers utilize a unique, velocity sensitive, digressive piston which reacts to changing road conditions. All B8 5100 shock absorbers are tuned for each specific application to assure optimal performance is achieved. B8 5100 shock absorbers