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Invest in our High-Performance Cam Bearings to extend the life of your valvetrain and confidently push your Cummins engine to new performance levels
Handles 500 Street Horsepower
Upgrade your 12-valve Cummins valvetrain with our Conical Beehive Valve Springs
the Allison Pressure Controller is only operational when turbo boost exceeds 15psi
BD focused on solving one of the Ford 6
2001-2010 Duramax Kryptonite Upper Control Arms (KRUCA10) 2005 - 2006 GM Fuel Systems Invest in our High-Performance Cam2001 2010 Duramax Kryptonite Upper Control Arms (KRUCA10) Kryptonite upper control arms are laser cut and welded into an extremely strong boxed design. Made with pride in the small town USA and backed with a lifetime warranty. Kryptonite UCA kits will improve the ride of any leveled or lifted GM 2500 3500 HD truck but are also a great upgrade for your stock height truck. Kryptonite UCA's are compatible with any stock or leveled 2500 3500 HD and most