aFe MACHForce XP Exhausts Mufflers SS-409 EXH Muffler Delete Pipe 1998-nissan-altima-se-esi9004135 2% filter efficiency

2% filter efficiency

Compared to other popular aftermarket pumps

freshest air from the top of the front grille to ensure increased air velocity into your air intake system

Crew Cab / Short-Bed - 158

aFe MACHForce XP Exhausts Mufflers SS-409 EXH Muffler Delete Pipe 1998-nissan-altima-se-esi9004135 2% filter efficiencyBring the maximum power out of your exhaust with the aFe Power Muffler Delete Pipe. This pipe is constructed out of 409 stainless steel and is used to eliminate the 4" In Out muffler used in most factory or performance 4" exhaust systems. You will love the aggressive exhaust note of a 4" system with no muffler while maximizing exhaust flow, throttle response and performance.