Application: 370Z Coupe and Roadster. More power and an aggressive exhaust note. 5.3 hp and 2.5 lb-ft of torque increase at the rear wheels. Complete mandrel-bent 3-piece, cat-back exhaust system. 2.4-inch (60.5mm) pipes. 304 stainless steel construction. 9 lbs. lighter than stock system. Precise bolt-on installation. 4.6-inch (117mm) double-walled tips with laser-etched NISMO logo. Provides a more aggressive, sporty sound. 50-state emissions legal.