APEXi® N1-X Evolution Extreme 304 SS Header-Back Exhaust System with Quad Rear Exit (164KT212-SS) 4010 This kit contains 2

This kit contains 2

The special low compliance bushings reduce caster wind-back and maintain tighter tolerances between static and dynamic alignment settings

Fits snug like OEM

Up to 20% Flow Increase

Maximizes engine performance

APEXi® N1-X Evolution Extreme 304 SS Header-Back Exhaust System with Quad Rear Exit (164KT212-SS) 4010 This kit contains 2N1 X Evolution Extreme 304 SS Header Back Exhaust System with Quad Rear Exit (164KT212 SS) by APEXi. Modular design Midpipe and Rear Section can be interchanged with factory exhaust components. With Resonator. Exhaust System Type: Header Back. Exhaust Tubing Material: 304 SS. Main Tubing Diameter: 2. 56" x2 to 1. 97" x4. Exhaust System Sound: Aggressive Loud. The N1 Evolution Extreme is based on the proven performance basics of the N1 muffler which