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Reduces EGTs
Turn Down 4 Inch Inlet 14 Inch Length
and provides room for up to 35" tires
and new Driving/Spot and Spot/Hyperspot combinations
The injection pump return is tied into the engine return to eliminate the need for the factory filter head
Cognito 3" Standard Leveling Kit 2011-2019 Chevrolet/GMC 2500HD 3500HD 2WD/4WD blow off valve upgrades Reduces EGTsWe've bundled everything you need in a leveling kit for your 11 19 Silverado Sierra 2500 3500 2WD 4WD with high quality Cognito components. There is no guesswork. The Cognito SM Series upper control arms are built with a modified ball joint angle to eliminate travel limitations of the ball joint in lifted applications. Upgrade your stock upper control arms with Cognito SM Series Control Arms for better performance, style and function. Ample droop
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