$1,049.95
5 in stock
This Flowmaster® Outlaw® Cat-back exhaust system for the 2020-2026 Chevy Silverado and GMC Sierra 2500HD/3500HD trucks with the 6.6L gas engine, is perfect if you are looking for an aggressive sound level inside and outside of the truck, with all of the performance benefits that you would expect from Flowmaster®. Maximum increases of up to 9 hp and 9 lb.ft. over the stock exhaust at the rear wheels. Designed for the Crew Cab, Standard Bed (6.5 ft.) models only, this bolt-on, emissions-legal system features a stainless steel Outlaw series 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 polished 4.00-inch 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.
Fits 2020-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Gas V8, Outlaw Series, 3.50″ to Dual 3.00″ Cat-Back, Dual Rear Exit, Stainless Steel Exhaust System
Fits Crew Cab with 6.5-foot bed length, 159-inch wheelbase only.
Will not fit models with 5th wheel tow hitch installed.
- 3.50-inch and 3.00-inch mandrel bent 16-gauge 409 stainless steel tubing maximizes exhaust flow and improves durability
- Super 10 Series performance muffler delivers a deep, aggressive performance tone and improves exhaust flow
- Includes complete hardware and factory styled hangers in the stock locations for an easy installation
- Can be configured to exit straight out the rear or out the side depending on preference
- Max increases of up to 9 hp and 9 lb.ft. over the stock exhaust at the rear wheels
- Dual 4.00-inch polished stainless steel tips add a custom look
- Backed by Flowmaster’s Lifetime Limited Warranty
Description
This Flowmaster® Outlaw® Cat-back exhaust system for the 2020-2026 Chevy Silverado and GMC Sierra 2500HD/3500HD trucks with the 6.6L gas engine, is perfect if you are looking for an aggressive sound level inside and outside of the truck, with all of the performance benefits that you would expect from Flowmaster®. Maximum increases of up to 9 hp and 9 lb.ft. over the stock exhaust at the rear wheels. Designed for the Crew Cab, Standard Bed (6.5 ft.) models only, this bolt-on, emissions-legal system features a stainless steel Outlaw series 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 polished 4.00-inch 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.
Fits 2020-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Gas V8, Outlaw Series, 3.50″ to Dual 3.00″ Cat-Back, Dual Rear Exit, Stainless Steel Exhaust System
Fits Crew Cab with 6.5-foot bed length, 159-inch wheelbase only.
Will not fit models with 5th wheel tow hitch installed.
- 3.50-inch and 3.00-inch mandrel bent 16-gauge 409 stainless steel tubing maximizes exhaust flow and improves durability
- Super 10 Series performance muffler delivers a deep, aggressive performance tone and improves exhaust flow
- Includes complete hardware and factory styled hangers in the stock locations for an easy installation
- Can be configured to exit straight out the rear or out the side depending on preference
- Max increases of up to 9 hp and 9 lb.ft. over the stock exhaust at the rear wheels
- Dual 4.00-inch polished stainless steel tips add a custom look
- Backed by Flowmaster’s Lifetime Limited Warranty
Fits
2020 Chevrolet Silverado 2500 HD Custom
2020 Chevrolet Silverado 2500 HD High Country
2020 Chevrolet Silverado 2500 HD LT
2020 Chevrolet Silverado 2500 HD LTZ
2020 Chevrolet Silverado 2500 HD WT
2020 Chevrolet Silverado 3500 HD High Country
2020 Chevrolet Silverado 3500 HD LT
2020 Chevrolet Silverado 3500 HD LTZ
2020 Chevrolet Silverado 3500 HD WT
2020 GMC Sierra 2500 HD AT4
2020 GMC Sierra 2500 HD Base
2020 GMC Sierra 2500 HD Denali
2020 GMC Sierra 2500 HD SLE
2020 GMC Sierra 2500 HD SLT
2020 GMC Sierra 3500 HD AT4
2020 GMC Sierra 3500 HD Base
2020 GMC Sierra 3500 HD Denali
2020 GMC Sierra 3500 HD SLE
2020 GMC Sierra 3500 HD SLT
2021 Chevrolet Silverado 2500 HD Custom
2021 Chevrolet Silverado 2500 HD High Country
2021 Chevrolet Silverado 2500 HD LT
2021 Chevrolet Silverado 2500 HD LTZ
2021 Chevrolet Silverado 2500 HD WT
2021 Chevrolet Silverado 3500 HD High Country
2021 Chevrolet Silverado 3500 HD LT
2021 Chevrolet Silverado 3500 HD LTZ
2021 Chevrolet Silverado 3500 HD WT
2021 GMC Sierra 2500 HD AT4
2021 GMC Sierra 2500 HD Base
2021 GMC Sierra 2500 HD Denali
2021 GMC Sierra 2500 HD SLE
2021 GMC Sierra 2500 HD SLT
2021 GMC Sierra 3500 HD AT4
2021 GMC Sierra 3500 HD Base
2021 GMC Sierra 3500 HD Denali
2021 GMC Sierra 3500 HD SLE
2021 GMC Sierra 3500 HD SLT
2022 Chevrolet Silverado 2500 HD Custom
2022 Chevrolet Silverado 2500 HD High Country
2022 Chevrolet Silverado 2500 HD LT
2022 Chevrolet Silverado 2500 HD LTZ
2022 Chevrolet Silverado 2500 HD WT
2022 Chevrolet Silverado 3500 HD High Country
2022 Chevrolet Silverado 3500 HD LT
2022 Chevrolet Silverado 3500 HD LTZ
2022 Chevrolet Silverado 3500 HD WT
2022 GMC Sierra 2500 HD AT4
2022 GMC Sierra 2500 HD Denali
2022 GMC Sierra 2500 HD SLE
2022 GMC Sierra 2500 HD SLT
2022 GMC Sierra 3500 HD AT4
2022 GMC Sierra 3500 HD Denali
2022 GMC Sierra 3500 HD SLE
2022 GMC Sierra 3500 HD SLT
2023 Chevrolet Silverado 2500 HD Custom
2023 Chevrolet Silverado 2500 HD High Country
2023 Chevrolet Silverado 2500 HD LT
2023 Chevrolet Silverado 2500 HD LTZ
2023 Chevrolet Silverado 2500 HD WT
2023 Chevrolet Silverado 3500 HD High Country
2023 Chevrolet Silverado 3500 HD LT
2023 Chevrolet Silverado 3500 HD LTZ
2023 Chevrolet Silverado 3500 HD WT
2023 GMC Sierra 2500 HD AT4
2023 GMC Sierra 2500 HD Denali
2023 GMC Sierra 2500 HD Pro
2023 GMC Sierra 2500 HD SLE
2023 GMC Sierra 2500 HD SLT
2023 GMC Sierra 3500 HD AT4
2023 GMC Sierra 3500 HD Denali
2023 GMC Sierra 3500 HD Pro
2023 GMC Sierra 3500 HD SLE
2023 GMC Sierra 3500 HD SLT
2024 Chevrolet Silverado 2500 HD Custom
2024 Chevrolet Silverado 2500 HD High Country
2024 Chevrolet Silverado 2500 HD LT
2024 Chevrolet Silverado 2500 HD LTZ
2024 Chevrolet Silverado 2500 HD WT
2024 Chevrolet Silverado 2500 HD ZR2
2024 Chevrolet Silverado 3500 HD High Country
2024 Chevrolet Silverado 3500 HD LT
2024 Chevrolet Silverado 3500 HD LTZ
2024 Chevrolet Silverado 3500 HD WT
2024 GMC Sierra 2500 HD AT4
2024 GMC Sierra 2500 HD AT4X
2024 GMC Sierra 2500 HD Denali
2024 GMC Sierra 2500 HD Pro
2024 GMC Sierra 2500 HD SLE
2024 GMC Sierra 2500 HD SLT
2024 GMC Sierra 3500 HD AT4
2024 GMC Sierra 3500 HD Denali
2024 GMC Sierra 3500 HD Pro
2024 GMC Sierra 3500 HD SLE
2024 GMC Sierra 3500 HD SLT
2025 Chevrolet Silverado 2500 HD Custom
2025 Chevrolet Silverado 2500 HD High Country
2025 Chevrolet Silverado 2500 HD LT
2025 Chevrolet Silverado 2500 HD LTZ
2025 Chevrolet Silverado 2500 HD WT
2025 Chevrolet Silverado 2500 HD ZR2
2025 Chevrolet Silverado 3500 HD High Country
2025 Chevrolet Silverado 3500 HD LT
2025 Chevrolet Silverado 3500 HD LTZ
2025 Chevrolet Silverado 3500 HD WT
2025 GMC Sierra 2500 HD AT4
2025 GMC Sierra 2500 HD AT4X
2025 GMC Sierra 2500 HD Denali
2025 GMC Sierra 2500 HD Pro
2025 GMC Sierra 2500 HD SLE
2025 GMC Sierra 2500 HD SLT
2025 GMC Sierra 3500 HD AT4
2025 GMC Sierra 3500 HD Denali
2025 GMC Sierra 3500 HD Pro
2025 GMC Sierra 3500 HD SLE
2025 GMC Sierra 3500 HD SLT
2026 Chevrolet Silverado 2500 HD Custom
2026 Chevrolet Silverado 2500 HD High Country
2026 Chevrolet Silverado 2500 HD LT
2026 Chevrolet Silverado 2500 HD LTZ
2026 Chevrolet Silverado 2500 HD WT
2026 Chevrolet Silverado 2500 HD ZR2
2026 Chevrolet Silverado 3500 HD High Country
2026 Chevrolet Silverado 3500 HD LT
2026 Chevrolet Silverado 3500 HD LTZ
2026 Chevrolet Silverado 3500 HD WT
2026 GMC Sierra 2500 HD AT4
2026 GMC Sierra 2500 HD AT4X
2026 GMC Sierra 2500 HD Denali
2026 GMC Sierra 2500 HD Pro
2026 GMC Sierra 2500 HD SLE
2026 GMC Sierra 2500 HD SLT
2026 GMC Sierra 3500 HD AT4
2026 GMC Sierra 3500 HD Denali
2026 GMC Sierra 3500 HD Pro
2026 GMC Sierra 3500 HD SLE
2026 GMC Sierra 3500 HD SLT
Additional information
| Weight | 67.8 lbs |
|---|---|
| Dimensions | 58.3 × 15.8 × 12.1 in |
| air_freight_prohibited | false |
| not_carb_approved | false |
| carb_acknowledgement_required | true |
| ltl_freight_required | false |
| prop_65 | Y |
| part_type | automotive |
| epa | N/A |
| regular_stock | t |
| units_per_sku | 1 |
| upc | 090127130162 |
| brand | Flowmaster |
| part_number | 818112 |
Brand
Brand
Flowmaster
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Vehicle Fitment
| Make | Model | Year |
|---|---|---|
| Chevrolet | Silverado 2500 HD Custom | 2020 - 2026 |
| Chevrolet | Silverado 2500 HD High Country | 2020 - 2026 |
| Chevrolet | Silverado 2500 HD LT | 2020 - 2026 |
| Chevrolet | Silverado 2500 HD LTZ | 2020 - 2026 |
| Chevrolet | Silverado 2500 HD WT | 2020 - 2026 |
| Chevrolet | Silverado 2500 HD ZR2 | 2024 - 2026 |
| Chevrolet | Silverado 3500 HD High Country | 2020 - 2026 |
| Chevrolet | Silverado 3500 HD LT | 2020 - 2026 |
| Chevrolet | Silverado 3500 HD LTZ | 2020 - 2026 |
| Chevrolet | Silverado 3500 HD WT | 2020 - 2026 |
| GMC | Sierra 2500 HD AT4 | 2020 - 2026 |
| GMC | Sierra 2500 HD AT4X | 2024 - 2026 |
| GMC | Sierra 2500 HD Base | 2020 - 2021 |
| GMC | Sierra 2500 HD Denali | 2020 - 2026 |
| GMC | Sierra 2500 HD Pro | 2023 - 2026 |
| GMC | Sierra 2500 HD SLE | 2020 - 2026 |
| GMC | Sierra 2500 HD SLT | 2020 - 2026 |
| GMC | Sierra 3500 HD AT4 | 2020 - 2026 |
| GMC | Sierra 3500 HD Base | 2020 - 2021 |
| GMC | Sierra 3500 HD Denali | 2020 - 2026 |
| GMC | Sierra 3500 HD Pro | 2023 - 2026 |
| GMC | Sierra 3500 HD SLE | 2020 - 2026 |
| GMC | Sierra 3500 HD SLT | 2020 - 2026 |
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