UMI Performance 1965-1987 GM Polyurethane Rear End Housing Replacement Bushings - Black L202473 dBX series mufflers - this

dBX series mufflers - this Laminar Flow internal configuration muffler features the revolutionary HP core design delivering excellent sound control for a wide variety of engine types where vehicle under-chassis space is limited

High Peak Speed Recall Function For Ea

1978-1987 Buick Regal CID 327 RWD

2017-2020 Dodge Challenger AWD

UMI Performance 1965-1987 GM Polyurethane Rear End Housing Replacement Bushings - Black L202473 dBX series mufflers - thisUMI's high durometer polyurethane bushings replace the factory rubber rear end housing bushings. After many years of weather and abuse the factory rubber bushings tend to dry rot, crack and harden which can lead to decreased ride quality and performance. The UMI polyurethane bushings replace the two upper control arm rear end differential bushings the bushings that stay attached to the rear end "ears". New rear end housing bushings are an excellent