APEXi® N1-X Evolution Extreme 304 SS Axle-Back Exhaust System with Quad Rear Exit (164AKT01) 1592 intake tubes to produces huge

intake tubes to produces huge power gains while retaining a clean and quality fit

Larger surface area air filters enhance response by removing restrictions

It flows 36% more than stock

5 2009 INFINITI M35 Engine: 3

APEXi® N1-X Evolution Extreme 304 SS Axle-Back Exhaust System with Quad Rear Exit (164AKT01) 1592 intake tubes to produces hugeN1 X Evolution Extreme 304 SS Axle Back Exhaust System with Quad Rear Exit (164AKT01) by APEXi. Exhaust System Type: Axle Back. Exhaust Tubing Material: 304 SS. Main Tubing Diameter: 2. 56" x2 to 1. 97" x4. Exhaust System Sound: Moderate. The N1 Evolution Extreme is based on the proven performance basics of the N1 muffler which emphasizes optimum exhaust efficiency utilizing a straight thru layout design. Equipped with an internal hybrid silencer