70 Series - 2.50 Offset In / 2.50 Offset Out - Mild Sound DODGE/Jeep Exhaust ports are gasket matched

Exhaust ports are gasket matched

Freedom Series Duramax Cylinder Head with Cupless Injector Bore for 2001-2004 LB7 (Passenger Side)

FPE-FFD-RF-4G

Larger and less restrictive than stock intake

This kit was designed to avoid check engine lights with its properly mapped Mass Air Flow Sensor

70 Series - 2.50 Offset In / 2.50 Offset Out - Mild Sound DODGE/Jeep Exhaust ports are gasket matchedThe 70 series utilizes Flowmaster's Delta Flow technology and an enlarged case for improved sound control along with mileage and power gains. Perfect for use on trucks, SUV's, RVs, tow vehicles and high performance street cars where space allows. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.