SKU: 65714 | UPC: 677418033465
Gibson 2020-2024 Silverado GMC Sierra 2500HD 3500HD Crew Cab Long Bed 6.6L Cat-Back Dual Extreme Exhaust
This Gibson cat-back dual exhaust system bolts on behind the rear tires for 2020-2024 Chevrolet Silverado 2500HD 3500HD and GMC Sierra 2500HD 3500HD Crew Cab Long Bed models with 6.6L L8T V8 gas engine. It delivers dyno-tested gains of 15-20 horsepower and 20-25 lb-ft torque on average with an aggressive exhaust tone outside and drone-free cabin inside. Polished stainless tips enhance street presence while the easy bolt-on design installs without welding.
Key Features
- Dyno-Tuned Performance: Tested gains of 15-20 HP and 20-25 lb-ft torque improve acceleration and towing power for heavy-duty trucks.
- Aggressive Sound Profile: Powerful deep tone outside the cab with minimal interior drone for daily driving comfort.
- Bolt-On Installation: Direct-fit stainless steel components use factory hangers no cutting or welding needed.
- Polished Stainless Tips: Dual 4-inch by 4-inch 304-grade rolled-edge tips exit at a sharp angle for bold rear styling.
- Gibson Muffler Design: Patented chambered muffler produces mean V8 rumble backed by lifetime limited warranty.
Product Notes
- EPA compliant for all states no restrictions on sound levels.
- Constructed from 409-grade stainless steel tubing for corrosion resistance and durability.
- Heavy-duty part ships freight or ground based on carrier options.
Installation Notes
- Professional installation recommended.
- Bolts directly to stock catalytic converter and uses OEM hangers for 1-2 hour install.
- Includes all clamps hardware and instructions no modifications required.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2023-2024 | Chevrolet | Silverado 2500 HD | Custom |
| 2023-2024 | Chevrolet | Silverado 2500 HD | High Country |
| 2023-2024 | Chevrolet | Silverado 2500 HD | LT |
| 2023-2024 | Chevrolet | Silverado 2500 HD | LTZ |
| 2023-2024 | Chevrolet | Silverado 2500 HD | WT |
| 2023-2024 | Chevrolet | Silverado 3500 HD | LT |
| 2023-2024 | Chevrolet | Silverado 3500 HD | LTZ |
| 2023-2024 | Chevrolet | Silverado 3500 HD | WT |
| 2023-2024 | GMC | Sierra 2500 HD | AT4 |
| 2024 | GMC | Sierra 2500 HD | AT4X |
| 2022-2024 | GMC | Sierra 2500 HD | Denali |
| 2023-2024 | GMC | Sierra 2500 HD | SLE |
| 2023-2024 | GMC | Sierra 2500 HD | SLT |
| 2023-2024 | GMC | Sierra 3500 HD | AT4 |
| 2023-2024 | GMC | Sierra 3500 HD | Denali |
| 2023-2024 | GMC | Sierra 3500 HD | Pro |
| 2023-2024 | GMC | Sierra 3500 HD | SLE |
| 2023-2024 | GMC | Sierra 3500 HD | SLT |
Why Choose Gibson?
- Decades of exhaust engineering for trucks with dyno-proven results.
- High-flow muffler and mandrel-bent tubing for reliable power gains.
- American-made quality with lifetime structural warranty on every system.
Frequently Asked Questions
-
Q: Will this fit my 2024 Silverado 2500HD Crew Cab Long Bed?
A: Yes fits all listed 2020-2024 Crew Cab Long Bed models with 6.6L gas engine confirm your submodel above. -
Q: What materials are used in construction?
A: 3-inch 409 stainless steel tubing pairs with 304 stainless polished tips for lasting shine and strength. -
Q: What warranty coverage applies?
A: Lifetime limited warranty covers structural defects and corrosion when installed and maintained properly.
Shipping & Handling
- Method: UPS Freight or Ground
- Availability: In stock - ships same or next business day
- Packaging: Single oversized box 57 x 14 x 14 inches
- Weight: 74 lbs
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