Carli 4" Rear Lift Full Replacement Progressive Leaf Spring Pack 03-09 Dodge Ram 5.9L / 6.7L Cummins AFE-77-44010 they deliver increased flow and

they deliver increased flow and efficiency that are demanded in the Diesel environment

Auxiliary Ports: An Exhaust Gas Temperature (EGT) probe port is incorporated into each manifold for easy installation of gauges or testing equipment

5" mandrel bent aluminum tubing for maximum flow then powder-coated wrinkle-black or red for heat and corrosion resistance

If you're looking to improve your airflow to increase the power and the fuel economy of the diesel

Carli 4" Rear Lift Full Replacement Progressive Leaf Spring Pack 03-09 Dodge Ram 5.9L / 6.7L Cummins AFE-77-44010 they deliver increased flow andThese full length progressive spring packs are built by Deaver Spring Mfg specifically for Carli Suspension to be used in conjunction with Carli's 6" Radius Arm kits. These springs were designed as a two stage spring pack, enabling the truck to still have an admirable weight capacity while offering smooth and comfortable street driving performance, all while not requiring a block to achieve proper ride height, eliminating axle wrap. As these kits are