Manley Valve - Exhaust, Valve-S/D 1.880,+.100 2009 Ford Mustang designed to elevate your driving

designed to elevate your driving experience and deliver exceptional handling performance

Same fluid as our unique Heavy ShockProof Gear Oil

8Q and 82 series shocks

This hole slop leads to noise during acceleration and braking

bushing deflection

Manley Valve - Exhaust, Valve-S/D 1.880,+.100 2009 Ford Mustang designed to elevate your drivingManley 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