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4" Stainless Downpipe Back Single NO Muffler | 2017-2019 GM 2500/3500 6.6L DURAMAX L5P (FLO-PRO)
Unleash your vehicle's true potential with our 4" Stainless Downpipe Back Single NO Muffler exhaust system, designed specifically for the 2017-2019 GM 2500/3500 6.6L Duramax L5P. This high-flow design not only optimizes exhaust efficiency but also enhances horsepower while effectively reducing EGTs, making it a must-have for serious racers. Experience seamless installation with preweld contour bends and included clamps—elevate your performance today with Mel's Manufacturing!
Experience the unmatched performance of our 4" Stainless Downpipe Back Single NO Muffler exhaust system, engineered specifically for the 2017-2019 GM 2500/3500 6.6L DURAMAX L5P. Crafted from premium 16 gauge aluminized steel or T409 stainless, this system enhances airflow and optimizes exhaust efficiency.
Installation is a breeze thanks to preweld contour bends and included clamps, ensuring a precise fit. With Mel's Manufacturing, expect a significant improvement in horsepower and reduced EGTs, delivering the power and performance that serious racers demand.
Note: This kit is intended for non-registered race vehicles and may not comply with emissions laws when installed on street vehicles. Elevate your performance today with Mel's exhaust system!
- MaterialAluminized, Stainless
- MufflerWith Muffler, Without Muffler
- BrandMel’s Manufacturing
- ManufacturerMel's Manufacturing
Shipping Times
Most customers will see their parts within 3-5 business days. We will primarily ship with Purolator ground & DHL Express to ensure the fastest shipping possible.
Please Note: These are only estimates and shipping time may vary depending on your location, out of country and rural locations expect longer wait times.
Where Do We Ship
We will ship our products within Canada and the United States.
Please Note: There are limitations what can be shipped to the United States.
Damaged Shipments
We provide the option to purchase insurance as we are not responsible for any damage while with a courier, we don’t often see issues, but it does happen. If you purchased insurance we will put in a claim, if no insurance was purchased there will be no refunds or exchanges.
Return Policy
It happens sometimes we would like to return it. Here are our return rules:
- Prior to any return you must contact us and get an approval for a RMA number.
- Product must be unopened and have no damage.
- You must pay for the shipping back, please insure so if anything happens you can make a claim, we are not responsible for damage during shipping and is the sole responsibility of the customer.
- Regular products are subject to a 5% Restocking fee.
- Items over 50 lbs. or special orders will be subject to a 20% Restocking fee.
- Electronics & Tuning is a final sale and cannot be returned.
- Fitment TypeVehicle Specific
Year | Make | Model | Notes |
---|---|---|---|
2017 | GMC | Sierra 2500 HD | |
2017 | GMC | Sierra 3500 HD | |
2017 | Chevrolet | Silverado 2500 HD | |
2017 | Chevrolet | Silverado 3500 HD | |
2018 | Chevrolet | Silverado 2500 HD | |
2018 | Chevrolet | Silverado 3500 HD | |
2018 | GMC | Sierra 2500 HD | |
2018 | GMC | Sierra 3500 HD | |
2019 | Chevrolet | Silverado 2500 HD | |
2019 | Chevrolet | Silverado 3500 HD | |
2019 | GMC | Sierra 2500 HD | |
2019 | GMC | Sierra 3500 HD |