the only complete Dmax swap kit on the market

Lambert Performance Labs at PRI 2025

We're proud to be the only company offering a comprehensive, plug-and-play swap kit for GM Duramax engines — including full support for the cutting-edge 3.0L LM2 Duramax platform.

From control systems to oil pans and mounts, we deliver true standalone capability with no compromises. Whether you're building a classic resto-mod or a custom off-road rig, our kits are engineered to make your Duramax swap seamless, reliable, and high-performance.

2006 LBZ Swap into a 1980 Cadillac pulling a trailer @kvonlambert Kevin Lambert

Duramax Swap parts

Big Dreams meet reality

Our goal was to simplify swaps that were otherwise unaccessable, and to bring your crazy swap ideas to the streets

Follow US on social