2024 Duramax Upgrades. Shop our patented cold air intakes, diesel tuners, exhaust systems, throttle controllers, boost tubes, and more. We’re going to discuss how a few upgrades like tuning, an intake, exhaust,.
Updated on september 18, 2024. The lm2 and lz0 are both variants of the 3.0 duramax, each with unique characteristics that can affect performance.