Accessory Part # 46176S
Designed to allow you to customize the sound of your F-Body. By changing the block off plates you can adjust the SPL (Sound Pressure Level) to your taste. For use in Cat-Back™ part #s 14780, 14464, 14555, 14888, and 14813.
T-304 stainless steel will never rust. Million-Mille Warranty.