Complete Cat-Back Exhaust System for FWD Vehicles Includes Axle-Back and Mid-Pipe Including Nismo Models 304 Stainless Steel Construction - Mandrel Bent Bolt-On Easy Installation May Require Modification If Used With Trailer Hitch 20 WHP Increase (horsepower to the wheels)* 14 Gain Torque* Mild note at idle; Cruising- Aggressive note under throttle Compliments the factory exhaust cut out nicely Perfect solution for those who value a more luxurious and quiet cabin feel along with enhanced sound. Delivers an aggressive look that matches the enhanced exhaust note. *Results May Vary!