Calibrated Power Stealth Mach 1 64 Drop-In Turbo 17-23 GM 6.6L Duramax L5P apex_steering Invest in the Nemesis Cowl

Invest in the Nemesis Cowl Light Mount for a superior combination of functionality

This helpful adapter is a must have for shops or anyone installing a 68RFE transmission

The system is the first true bolt-on coilover conversion for the late model HDs

Being stuck with the stock low capacity fuel tank isn't fair

Calibrated Power Stealth Mach 1 64 Drop-In Turbo 17-23 GM 6.6L Duramax L5P apex_steering Invest in the Nemesis CowlWhen looking to upgrade the performance of your L5P Duramax, wouldn't you prefer something that installs easily AND delivers the power you're after? You can with the Stealth Mach 1 64mm turbo! This turbo outflows the factory charger and can support up to 650 rear wheel horsepower with all factory emissions intact. The crown jewel of this turbo is a custom 11 blade compressor wheel that delivers a wide efficiency range and can flow 74 pounds per minute