Details
- Brand:
- SKU:
817933
- GTIN: 00700042039760
- UPC: 700042039760
- Description: The Flowmaster® American Thunder® Cat-back exhaust system for the 2020-2026 Chevy Silverado and GMC Sierra 2500HD and 3500HD trucks with the 6.6L gas engine, has a moderate to aggressive sound level inside and outside of the truck, with all of the performance benefits you expect from Flowmaster®. Designed for the Crew Cab, Standard Bed (6.5 ft.) models only, this bolt-on, emissions-legal system features a stainless steel 50 Series HD™ muffler and large dual 3.00-inch 409 stainless steel mandrel-bent tailpipes that can be configured to exit either dual straight out the back, or dual out the sides behind the rear wheels which is best suited for towing applications. The system is finished off with a pair of large 4.00-inch polished 304 stainless steel tips and is covered by our Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for installation.
Notes: Fits Crew Cab with 6.5' bed length, 159-inch wheelbase only. Will not fit models with 5th wheel tow hitch installed.
Fits 2020-2026 GM 2500HD/3500HD with 6.6L gas engine, Crew Cab/Short Bed, Dual Out Rear/Dual Out Side, Polished Tips - Aggressive to moderate sound
2020-2025 GM 2500HD 6.6L CC/SB AMT DOR/S
SYS 20-26
Fits 2020-2026 Chevy Silverado/GMC Sierra 2500HD/3500HD trucks with 6.6L gas engine. Crew Cab/6.5ft bed only. Will not fit models with 5th wheel tow hitch installed.
Manufacturer of performance exhaust systems, mufflers, performance air intakes, catalytic converters, race mufflers, headers and numerous exhaust accessories for late model cars, trucks, off-road, Jeeps, SUV’s, classic muscle cars, powersports vehicles and more. Flowmaster® gives you lots of exhaust choices with 12 designs of chambered mufflers, 3 styles of our exclusive “laminar-flow” mufflers and a new line of FlowFX “straight-through” performance mufflers, along with 4 sound categories of exhaust systems, giving you the customer, the power to custom tailor the sound of your vehicle whether you prefer mild, moderate or aggressive tones and sound levels. Since 1983, Flowmaster is the company you can trust, and has led the industry in offering only the best products you can buy for your vehicles. - Condition: New
- Disclaimer: Yes
Key Product Benefits
- Mandrel-bent 16-gauge Tubing for Maximum Exhaust Flow
- Uses the Factory Hanger Locations for Easy Installation
- 50 Series HD Muffler with Delta Flow Technology
- 409 Stainless Steel Construction for Long Life
- Increased Performance and Exhaust Flow
- Multiple Tailpipe Exits Provided in Kit
- Large 3.00-inch Dual Tailpipes
- Deep Powerful Exterior Sound
- Lifetime Limited Warranty
- Flowmaster Quality
Additional Information
| Brand | Flowmaster |
| California Proposition 65 Chemical Name | Chromium (hexavalent compounds) Nickel (Metallic) |
| CARB (California) Compliant | Yes |
| Catalytic Converter Included | No |
| Catalytic Converter Quantity | 0 |
| Category | Exhaust |
| Clamping Type | Flat Band |
| Clamps Included | Yes |
| Emission Code | 5 |
| Exhaust Series | American Thunder |
| Exhaust Tip Color | Silver |
| Exhaust Tip Connection | Clamp-On |
| Exhaust Tip Cut | Angled |
| Exhaust Tip Diameter | 4.00 |
| Exhaust Tip Edge | Angle Cut |
| Exhaust Tip Finish | Polished |
| Exhaust Tip Intercooled | No |
| Exhaust Tip Length | 13.00 |
| Exhaust Tip Material | 304 Stainless Steel |
| Exhaust Tip Quantity | 2 |
| Exhaust Tip Resonated | No |
| Exhaust Tip Shape | Round |
| Exhaust Tip Wall | Double Wall |
| Exit Style | Dual Out Side Dual Out Rear |
| Finish | Natural |
| Gasket Or Seal Included | No |
| Grade Type | Performance |
| Hangers Included | Yes |
| Heat Shield Included | No |
| Inlet Type | Flanged |
| Main Piping Diameter | 3.00 |
| Mount Type | Uses Factory Hangers |
| Mounting Bracket Included | Yes |
| Muffler Body Height | 5.00 |
| Muffler Body Length | 18.00 |
| Muffler Body Material | 409 Stainless Steel |
| Muffler Body Shape | Oval |
| Muffler Body Width | 10.00 |
| Muffler Color | Black |
| Muffler Finish | Black High-Temperature Paint Finish |
| Muffler Flanged Inlet | No |
| Muffler Flanged Outlet | No |
| Muffler Included | Yes |
| Muffler Inlet Connection | Slip-Fit |
| Muffler Inlet Inside Diameter | 3.50 |
| Muffler Inlet Location | Center |
| Muffler Inlet Outside Diameter | 3.63 |
| Muffler Outlet Connection | Slip-Fit |
| Muffler Outlet Diameter | 3.00 |
| Muffler Outlet Location | Dual |
| Muffler Outlet Quantity | 2 |
| Muffler Overall Length | 24.00 |
| Muffler Part Number | Kit Only |
| Muffler Quantity | 1 |
| Muffler Series | 50 Series HD |
| Muffler Type | Reflection |
| part type | Exhaust System |
| Pipe Color | Silver |
| Pipe Material | 409 Stainless Steel |
| Product Type | Exhaust System |
| Sound Level | Aggressive / Moderate |
| Spring Bolt Kit Included | No |
| Sub Category | Exhaust and Tail Pipes |
| Tail Pipe Outlet Outside Diameter | 3.00 |
| Tail Pipe Quantity | 2 Dual |
| Tail Pipe Tapered Outlet | No |
| Tip Logo | Embossed |
| Valve Included | No |
| Valve Type | Not Applicable |
| Warning | California Proposition 65 |
Vehicle Fitment
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