UMI Performance 1965-1987 GM Polyurethane Rear End Housing Replacement Bushings - Black R090003XL pro street and marine

pro street and marine

These mufflers utilize the same patented Delta Flow technology that is found in Flowmaster Other Super series mufflers to deliver maximum performance

(NOT compatible with Hydraulic Roller Camshafts) Recommended spark plugs are Champion RC12YC or equivalent 14mm x 3/4" reach with flat gasket seat

Electrical Connectors Pre-Configured For Proper Setup

1975-1984 Buick Riviera

UMI Performance 1965-1987 GM Polyurethane Rear End Housing Replacement Bushings - Black R090003XL pro street and marineUMI'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