Exhaust System Kit. Cat-back System 409S – Dual Rear Exit – American Thunder – Moderate/Aggressive – 2014-2015 Chevrolet Camaro SS Hardtop. Outlaw, Cat-back, moderate/aggressive sound, american thunder. Flowmaster’s American Thunder cat-back exhaust system for the 2014-2015 Chevrolet Camaro SS Coupe is perfect for the person looking for an aggressive exhaust tone, with all of the performance benefits that you would expect from Flowmaster. This bolt-on emissions-legal system for the 6.2L V8 features a pair of stainless steel Super 44 Series mufflers, 3.00? stainless steel mandrel bent pipes, and a stainless steel Scavenger X-pipe. The system finishes off with polished 4.00? stainless steel tips. This system does not fit models with the ?Dual Mode Exhaust? option or convertibles. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. The exhaust system is manufactured in the USA and is covered by Flowmaster’s Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for installation.. . Fits 2014-2015 Chevrolet Camaro SS Hardtop with a 6.2L engine. Does not fit models with Dual Mode Exhaust option. WARNING: This product can expose you to chemicals including nickel (metallic) and chromium (hexavalent compounds) which are known to the State of California to cause cancer and birth defects, or other reproductive harm (For more information go to www.p65warnings.ca.gov). California Proposition 65 Required. Yes. . California Proposition 65 Chemical Name 1. California Proposition 65 Chemical Name 1. Nickel (metallic). . California Proposition 65 Chemical Name 2. Chromium (hexavalent compounds). . Single Dual. Dual. . Outlet Diameter (in). 3. . Muffler Series. Super 44. . Muffler Quantity. 2 Muffler Part Number. Kit Only. . Material. Stainless Steel. . Inlet Diameter (in). 3. . Heat Shield. No. . 2WD/4WD. RWD. . Tip Diameter (in). . 4. . Tip Length (in). 5.25. . Tip Quantity. 2. .