Manley Valve - Exhaust, Valve-S/D 1.880,+.100 Chevrolet -inch adjusters used by the

-inch adjusters used by the competition

This design gives you an incredibly strong control arm that greatly improves performance

Enhance the stability of your Pontiac G8 with a Rear Inner Upper Control Arm Bushing Kit from BMR Suspension

and enables you to dial in the perfect stance

1 EA VRF398GP-700 Rear Coilover Kit

Manley Valve - Exhaust, Valve-S/D 1.880,+.100 Chevrolet -inch adjusters used by theManley Severe Duty Valves deliver the ultimate in strength, reliability, and high performance durability. Engineered for extreme gasoline engine temperatures, these valves are crafted from exclusive materials (XH 428 for exhaust and NK 844 for intake), offering unmatched tensile strength compared to competitive alloys. In fatigue testing at 40,000 psi and 1400F, Manley exhaust valves endured 100 million cycles, while competitors failed after just