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UMI's Stage 4 kit is designed to transform your G-body into a high-performing vehicle with adjustable features for both street driving and racing
Requires Mid Pipe Part# 1786 and O2 harness extensions to complete install
The upper A-arm includes rod ends for smooth operation and can be adjusted without shims
5" ID coilover springs
Minimize wheelhop and enhance the rear stability of your 2016 and newer Chevrolet Camaro by eliminating rear upper trailing arm bushing deflection with a set of Upper Trailing Arm Spherical Bearings from BMR Suspension
Manley Pushrod, P/ROD-4130 5/16 6.950 1998-pontiac-firebird-esi4271216 UMI's Stage 4 kit isManley Performance Pushrods are engineered to deliver uncompromising strength, stiffness, and valvetrain stability in todays high performance engines. Manufactured from premium materials and precision heat treated for maximum durability, Manley pushrods are designed to resist deflection under high spring loads and extreme RPM conditions. Consistent wall thickness and exacting tolerances ensure reliable valve timing and long term performance in both
