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This Flowmaster® Flow FX® cat-back exhaust system for the 2011-2019 GM 2500HD/3500HD trucks with the 6.0-liter engine is manufactured using durable 409 stainless steel throughout and features 3.50 to 3.00-inch mandrel bent pipes for better exhaust gas flow. This system exits with dual 4.00-inch black stainless steel tips for added style and a custom look. Max gains of 10 hp and 10 lb-ft of torque at the rear wheels over stock. The system uses all the existing factory hanger locations and includes installation instructions and all necessary hardware for an easy installation that you can do at home. Fits extended cab or crew cab models with the 6.5 foot bed only. Backed by Flowmaster's Lifetime Limited Warranty.
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.
| CARB (California) Compliant | Yes |
|---|---|
| Catalytic Converter Included | No |
| Catalytic Converter Quantity | 0 |
| Clamping Type | Flat Band |
| Clamps Included | Yes |
| Country Of Origin | US |
| Emission Code | 5 |
| Exhaust Series | Flow FX |
| Exhaust Tip Color | Black |
| Exhaust Tip Connection | Clamp-On |
| Exhaust Tip Cut | Angled |
| Exhaust Tip Diameter | 4.00 |
| Exhaust Tip Edge | Angle Cut |
| Exhaust Tip Finish | Black Ceramic Coating |
| 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 |
| Finish | Natural |
| Gasket Or Seal Included | No |
| Grade Type | Performance |
| Hangers Included | Yes |
| 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 | Silver |
| Muffler Finish | Natural |
| 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 | 3.13 |
| 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 | Flow FX |
| Muffler Type | Absorption |
| 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 |
| Street Legal | No |
| Tail Pipe Outlet Outside Diameter | 2.50 |
| Tail Pipe Quantity | 2 |
| Tail Pipe Tapered Outlet | No |
| Tip Logo | Embossed |
| Type | Cat-Back |
| Valve Included | No |
| Valve Type | Not Applicable |
| Warning | California Proposition 65 |
Legally, a vehicle manufacturer cannot void the warranty on a vehicle due to an aftermarket part unless they can prove that the aftermarket part caused or contributed to the failure in the vehicle (per the Magnuson Moss Warranty Act (15 U.S.C. 2302(C)).
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