The original K5 was GM first foray into building a real-deal off-roader, something at least as capable off-road, if not more so than it was on pavement. And capable it was becoming somewhat of a legend in GM lore. Whether you're adding to your K5's off-road prowess, making it a formidable street machine, or just flat out want some more power, our products can help you achieve your goal.

From Ford Flathead to GM Gen V LT, and including everything in between like small-block and big-block Ford and Chevy, Gen III/IV LS, Coyote, Hemi, and more, we have the parts to coax more power out of the engine under the hood of your hot rod.