High Performance Upgrade For Multi Leaf Rear Suspension Cars Only Decreases Suspension Deflection Includes All Major Bushings, Hardware & Grease As Pictured Gloss Black Bushings Made In USA Lifetime Manufacturer?s Warranty Historically, the Firebird was really happy when going in a straight line. However, the SCCA/Trans-am Series guys really had to tweak the suspension to make the Firebird carve the corners. Times have changed! Don?t feel like you are driving a boat down the road! NOTE: Due to the vast differences in aftermarket and original sway bar diameters, this kit does not include sway bar frame mounts. Please see our part # 75-11993 for a 1? aftermarket sway bar bushing and frame bracket.