Max Air Flow Bundle Kit For 2020-2025 Silverado/Sierra 2500/3500 HD L5P Duramax Polar White HSP Diesel DODGE Cummins 1 Ramp Only

1 Ramp Only

The harness plugs into the TCM connector on the main computer located in the engine compartment

Show your gear-headed-ness with Banks

Sold as a new set with no core

3 Inch ID x 5 Inch Long Performance Silicone Coupler - Straight (515303005)

Max Air Flow Bundle Kit For 2020-2025 Silverado/Sierra 2500/3500 HD L5P Duramax Polar White HSP Diesel DODGE Cummins 1 Ramp OnlyThe HSP Diesel Max Air Flow Bundle Kit for 2020 2025 Chevrolet and GMC L5P Duramax trucks combines HSP's most popular airflow upgrades into one complete performance package. Designed to improve reliability, airflow efficiency, turbo response, and overall engine bay appearance, this bundle is ideal for stock trucks, tuned applications, towing setups, and performance builds alike. By upgrading the factory hot side pipe, cold side intercooler pipe, and