6.6L Duramax L5D 4500-5500 RV 2019-2023 #51700

Fits the following:

PERFORMANCE MODULE BENEFITS

Simple Install: Plug-N-Drive installation with OEM-style wire harnesses and factory-style connectors. (Connects on top of the engine. No cutting or splicing)

Fuel Mileage: Designed to deliver up to 20% improved fuel economy. 

Power Increase: Up to 25% more functional (Driving-zone) horsepower and torque.

Dead Pedal: Significantly improves throttle response and reduces/eliminates dead pedal.

Turbo-lag: Significantly reduces turbo-lag for safer, more responsive on-demand performance.

Engine/Powertrain: Our modules are designed to work with (stock diesel engines and powertrains) never deleting or modifying stock settings.

Proven over 20 years: Self-installed in tens of thousands of diesel engines since 2003.

No Additional Mods: No need to modify your stock intake, turbo, or exhaust, and no need to add gauges.

Don’t be fooled! There are a lot of performance products out there that make your engine do something it shouldn’t do…Our performance modules allow your engine to do what is truly capable of, with no changes to stock settings. Instead of being frustrated with your diesel’s poor mileage, dead pedal, and turbo lag, simply upgrade it with our warranty-friendly performance module today–and get the mileage increase and low-end performance gains you deserve!,