4.6 2-valve Mustang GT - Catless H, Straight pipe

4.6 3-valve Mustang GT - LT Headers, Catless H, Straight pipe

5.7 Challenger - LT Headers, High-flow cats, Straight pipe

LS3 Camaro (cammed) - LT Headers, Catless, Straight pipe

LS3 Corvette - LT Headers, Catless X, Straight pipe