Mustang MAC H-Pipe Pro-Chamber 2-1/2" Off-Road For Long Tube Headers 2V/4V 1999-2004
MAC
Part Number: PC4900
MAC 2-1/2" Off-Road Pro-Chamber H-Pipe for 1999-2004 2V and 4V Mustangs Equipped with Long Tube Headers.
MAC Pro-Chamber off-road H-pipes produce more torque and horsepower by merging all exhaust pulses in one area, eliminating the catalytic converters. Creates higher temperatures which creates a boost in exhaust velocity. This aluminized steel H-pipe is uncoated.