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2017-2019 6.6L Duramax L5P 5" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD 0
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2017-2019 6.6L Duramax L5P 5" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD 0
2017-2019 6.6L Duramax L5P 5" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD 1
2017-2019 6.6L Duramax L5P 5" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD 2
2017-2019 6.6L Duramax L5P 5" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD 3
2017-2019 6.6L Duramax L5P 5" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD 4
2017-2019 6.6L Duramax L5P 5" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD 5
2017-2019 6.6L Duramax L5P 5" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD 6
2017-2019 6.6L Duramax L5P 5" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD 0
2017-2019 6.6L Duramax L5P 5" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD 1
2017-2019 6.6L Duramax L5P 5" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD 2
2017-2019 6.6L Duramax L5P 5" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD 3
2017-2019 6.6L Duramax L5P 5" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD 4
2017-2019 6.6L Duramax L5P 5" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD 5
2017-2019 6.6L Duramax L5P 5" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD 6

2017-2019 6.6L Duramax L5P 5" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD

SKU: 6853DPF010XUS
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2017-2019 6.6L Duramax L5P 5" Downpipe-Back DPF Delete Exhaust System For Silverado Sierra 2500/3500HD
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Exhaust Type
Downpipe-Back DPF Delete Exhaust
Pipe Diameter
5"
Fitment
2017-2019 Chevy Silverado 2500 3500 HD L5P 6.6L Duramax 2017-2019 GMC Sierra 2500 3500 HD L5P 6.6L Duramax Note: Will not fit the Cab & Chassis
Materials
T-409 Stainless Steel
Thickness
2mm
Engine
L5P 6.6L Duramax

  • Noticeable Power Gain: Increased exhaust diameter improves flow efficiency, allowing drivers to feel stronger power delivery with every throttle input.
  • Race Exhaust Design: Downpipe-back configuration engineered for maximum performance in off-road or competition diesel applications.
  • Long-Term Durability: Stainless steel piping resists corrosion and heat damage, supporting extended service life in demanding conditions.
  • Fuel Efficiency Support: Reduced exhaust restriction helps improve engine efficiency, contributing to lower fuel consumption over time.

2017-2019 6.6L Duramax L5P DPF Delete 5" Downpipe-Back Exhaust

Upgrade your truck with a 6.6L Duramax L5P 5" downpipe-back DPF delete exhaust built to open up exhaust flow and support a more responsive driving feel. Designed for the 2017-2019 L5P platform, this larger-diameter system is aimed at drivers who want a more performance-focused exhaust setup for off-road or competition use.

Main Features

5" Flow Capacity for Performance-Oriented Builds

A larger 5-inch downpipe-back DPF delete exhaust gives the L5P Duramax a less restrictive path for exhaust gases. That improvement in flow efficiency can help the truck feel more eager under throttle, especially when paired with other supporting modifications.

Built for the 2017-2019 L5P 6.6L Duramax Platform

This system is engineered for 2017-2019 Silverado and Sierra 2500HD/3500HD trucks equipped with the L5P 6.6L Duramax, giving buyers a vehicle-specific solution instead of a generic universal pipe setup.

Durable Stainless Construction

Constructed from T-409 stainless steel with 2mm thickness, this exhaust system is built to deal with heat, corrosion, and demanding diesel use over the long run. That means better durability and more confidence when your truck sees repeated heavy-duty operation.

Supports Efficiency and Driving Response

By reducing restriction in the exhaust path, this L5P 5" downpipe-back DPF delete exhaust can support better engine efficiency and a more immediate response when getting into the throttle. It is a practical option for owners looking to improve drivability while moving to a race-use exhaust configuration.

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