Kryptonite KRUCA11 Upper Control Arm Kit CORE-90 Circuit Breaker Included: No

Circuit Breaker Included: No

there is no performance advantage to changing the exhaust manifold to match

Performance injectors increase fuel quantity between 33%-43%

Up To 34 Percent Flow Increase

Kryptonite KRUCA11 Upper Control Arm Kit CORE-90 Circuit Breaker Included: NoThe Kryptonite Upper Control Arm Kit KRUCA11 will enhance the suspension in front of your GM Silverado Sierra 2500HD 3500HD. These upper control arms are manufactured from laser cut steel that is machine formed and precision welded for supreme strength. These UCAs will improve the ride of most leveled or lifted as well as a great upgrade for your stock height pickup. The grease fittings on the upper control arms can often be hard to reach. Kryptonite