Manley SB Chevy Severe Duty "Pro-Flo" 2.020" Intake Valves (Set of 8) Recovery Reservoir Hassle-Free Installation:

Hassle-Free Installation:

but not limited to

5-5 PSITo us

2007-2016 Chevrolet Silverado 2500 HD

Manley SB Chevy Severe Duty "Pro-Flo" 2.020" Intake Valves (Set of 8) Recovery Reservoir Hassle-Free Installation:SEVERE DUTY SERIES Superior Stainless for High Temperature Gasoline Engines Exhaust Material XH 428 with Double the Ultimate Tensile Strength ( at 1500 F ) over the competition Intake Material NK 844 with 1000 Times Better Fatigue Strength than competitors offerings Manley Performance high performance and racing engine parts have been powering winners since 1966. Since our inception in March 1966, Manley Performance Products has been at the forefront