Details
Flowmaster's American Thunder Cat-back exhaust system for the 2011-2018 Chevrolet/GMC Silverado/Sierra 1500 pickups with the 6.2L V8 engine is perfect for the person looking for an aggressive exterior sound level while maintaining a moderate interior sound with all of the performance benefits that you would expect from Flowmaster. This bolt on 409S stainless steel system features a 3.50 inch inlet pipe assembly that runs into a 50 HD Series muffler. The systems uses 2.50 inch mandrel bent tailpipes for maximum performance and then is finished off with 3.50 inch polished stainless steel tips with embossed Flowmaster logos. This dual exit system can be exited out each side or straight out under the rear bumper. The exhaust system is covered by Flowmaster's Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for installation.
Patented Delta Flow TechnologyProduct Attributes
| California Proposition 65 Chemical Name 1 | Nickel (metallic) |
| California Proposition 65 Chemical Name 2 | Chromium (hexavalent compounds) |
| Catalytic Converter Included | No |
| Exhaust Series | American Thunder |
| Exhaust Type | Dual |
| Exit Position | Dual Rear Same Side |
| Exit Style | Straight |
| Heat Shield Attached | No |
| Inlet Inside Diameter | 3.500 in. |
| Material | 409 Stainless Steel |
| Mount Type | Uses Factory Hangers |
| Muffler Body Material | 409S Stainless Steel |
| Muffler Body Shape | Oval |
| Muffler Count | 1 |
| Muffler Finish | Gray |
| Muffler Inlet Diameter | 3.500 in. |
| Muffler Outlet Diameter | 2.500 in. |
| Muffler Part Number | Kit Only |
| Muffler Series | 50 Series HD |
| Muffler Type | Welded Baffle |
| Outlet Outside Diameter | 2.500 in. |
| Single or Dual | Dual |
| Sound Level | Moderate |
| System Type | Cat Back |
| Tail Pipe Diameter | 2.500 in. |
| Tip Cut | Angle |
| Tip Diameter | 3.500 in. |
| Tip Edge Style | Cut |
| Tip Finish | Polished |
| Tip Length | 13.000 in. |
| Tip Logo | Embossed |
| Tip Material | 304 Stainless Steel |
| Tip Quantity | 2 |
| Tip Shape | Round |
| Tip Type | Double Wall |
| Title | Flowmaster 817602 Cat-Back System 409S - DOR/S - American Thunder - Moderate Sound |
| Tubing Diameter | 2.500 in. |
| Tubing Material | 409S Stainless Steel |
| WARNING CA Proposition 65 | Yes |
| WARNING CA Proposition 65 Message | WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov |
Extended Product Attributes
| Country of Origin (Primary) | CN |
| Emission Code | 1 |
| Harmonized Tariff Code (HTS) | 8708925000 |
| Harmonized Tariff Code (Schedule B) | 8708925000 |
| Life Cycle Status Code | 2 |
| Life Cycle Status Description | Available To Order |
| Maximum Cases per Pallet Layer | 4 |
| NAFTA Preference Criterion Code | B |
| National Popularity Code | C |
| National Popularity Description | Next 15% of Product Group Sales Value |
| Pallet Layer Maximum | 5 |
| Refurbished Part | N |
| Remanufactured Part | N |
| SDR Required Flag | N |
| SDS Sheet Number | N |
| Stock Status | S |
| Taxable | Y |
| Warranty Special | Limited Lifetime |
| Warranty Special UOM | LF |
Product's Extended Description
- American Thunder Cat Back Exhaust System; Dual; Dual Rear Exit; Incl. 2.5 in. Tubing; 50 SeriesTHD Muffler; 3.5 in. Logo Embossed Stainless Tip; 409S Stainless Steel;
- """""""2011-2017 GM Silverado/Sierra, 1500, 1/2 Ton, 6.2L V8, Crew Cab and Double Cab, 2/4 Wheel Drive, 50 Series HD Muffler, 16 G. Mandrel Bent Tubing, 3.50"""""""" Logo Embossed Stainless Tips, American Thunder, DOR/S, 409S Stainless Steel."""""""
- Dual; Dual Rear Exit; Incl. 2.5 in. Tubing; 50 Series(TM)HD Muffler; 3.5 in. Logo Embossed Stainless Tip; 409S Stainless Steel;Not Legal For Sale Or Use In California
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