Muffler; 2/2.5 X 3.5 S/S-Gm 454 Mh Efi Vortec; W/Hs

Monster Performance And Modes price. Improves airflow up to 122 percent. Banks new Monster Sport Exhaust is one cool cat back system! And its low price. Thats way cool. The system slashes backpressure; increases exhaust flow; improves fuel economy and delivers extra power to your rear wheels. Exhaust tip optional.