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Collection: DIESELR Exhausts
Factory exhaust systems hold your truck back. DIESELR’s performance exhausts are designed to increase airflow, reduce backpressure, and lower EGTs, giving your Cummins, Duramax, or Powerstroke the power and efficiency it needs. Whether you need a turbo-back, downpipe-back, or high-flow system, these exhausts are built for serious diesel owners.
DIESELR Exhaust Systems – Built for Performance, Strength, and Real Power
Factory exhaust systems hold your truck back. DIESELR’s performance exhausts are designed to increase airflow, reduce backpressure, and lower EGTs, giving your Cummins, Duramax, or Powerstroke the power and efficiency it needs. Whether you need a turbo-back, downpipe-back, or high-flow system, these exhausts are built for serious diesel owners.
✔ Mandrel-bent stainless steel for maximum durability
✔ Direct-fit turbo-back & downpipe-back options
✔ Built for 5.9L & 6.7L Cummins, all Duramax engines, and 6.0L, 6.4L, 6.7L Powerstroke
Turbo-Back & Downpipe-Back Exhaust Kits
Factory restrictions choke performance. These exhaust systems improve airflow and efficiency.
- Lower EGTs for better towing and engine longevity
- Better turbo response with reduced backpressure
- Available for Cummins, Duramax, and Powerstroke models
High-Flow Downpipes & Manifolds
Optimize exhaust flow at the source with high-flow downpipes and manifolds.
- Reduces restrictions for better turbo efficiency
- Stronger construction for long-term durability
- Direct-fit for all major diesel platforms
Performance Mufflers & Straight Pipes
Dial in the right exhaust tone and flow with high-flow mufflers and straight pipes.
- Straight-through designs for improved velocity
- Options for deeper tone or quieter cabin sound
- Designed for 6.7L Cummins, L5P Duramax, and 6.7L Powerstroke
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DIESELR Downpipe Back Exhaust - Single (2011-2024 Ford 6.7L F250/F350 Powerstroke)
Vendor:DieselR PartsSKU:155-01401
Regular price From $490.00 USDRegular priceUnit price / perFree Shipping
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DIESELR 3.5" Downpipe (2017-2023 Duramax L5P)
Vendor:DieselR PartsSKU:255-01301
Regular price $287.50 USDRegular priceUnit price / per -
DIESELR Cat & DPF Race Pipes (2011-2024 Ford Powerstroke 6.7L)
Vendor:DieselR PartsSKU:155-02400
Regular price $275.00 USDRegular priceUnit price / perFree Shipping
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DIESELR Downpipe Back Exhaust - Single (2017-2019 GM 2500/3500 6.6L Duramax L5P)
Vendor:DieselR PartsSKU:255-01500
Regular price From $480.50 USDRegular priceUnit price / perFree Shipping
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DIESELR Downpipe Back Exhaust - Single (2019+ Ram 2500/3500 6.7L Cummins)
Vendor:DieselR PartsSKU:355-01401
Regular price From $490.00 USDRegular priceUnit price / perFree Shipping
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DIESELR Downpipe/Turbo Back Exhaust - Single (2013-2018 Dodge 2500/3500 6.7L Cummins)
Vendor:DieselR PartsSKU:355-02401
Regular price From $490.00 USDRegular priceUnit price / perFree Shipping
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DIESELR Cat & DPF Race Pipes (2017-2023 GM 2500/3500 6.6L Duramax L5P)
Vendor:DieselR PartsSKU:255-02402
Regular price $322.00 USDRegular priceUnit price / perFree Shipping
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DIESELR Downpipe Back Exhaust - Single (2020-2023 GM 2500/3500 6.6L Duramax L5P)
Vendor:DieselR PartsSKU:255-01400
Regular price From $490.00 USDRegular priceUnit price / perFree Shipping
Sold out -
DIESELR Cat & DPF/SCR Race Pipes (2019+ Ram 2500/3500 6.7L Cummins)
Vendor:DieselR PartsSKU:355-02403
Regular price $325.00 USDRegular priceUnit price / perFree Shipping
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DIESELR Cat & DPF/SCR Race Pipes (2013-2018 Dodge 2500/3500 6.7L Cummins)
Vendor:DieselR PartsSKU:355-02402
Regular price $325.00 USDRegular priceUnit price / perFree Shipping
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DIESELR Cat & DPF Race Pipes (2011-2015 GM 2500/3500 6.6L Duramax)
Vendor:DieselR PartsSKU:255-02400
Regular price $303.00 USDRegular priceUnit price / perFree Shipping
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DIESELR Cat & DPF Race Pipes (2015.5-2016 GM 2500/3500 6.6L Duramax)
Vendor:DieselR PartsSKU:255-02401
Regular price $303.00 USDRegular priceUnit price / perFree Shipping
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DIESELR Universal Muffler
Vendor:DieselR PartsSKU:355-03500
Regular price From $125.00 USDRegular priceUnit price / perFree Shipping
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DIESELR Cat & DPF Race Pipes (2014-2018 Ram 1500 3.0L EcoDiesel)
Vendor:DieselR PartsSKU:355-02301
Regular price $275.00 USDRegular priceUnit price / perFree Shipping
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DIESELR Cat & DPF Race Pipes (2020-2022 GM 1500 3.0L Duramax)
Vendor:DieselR PartsSKU:255-02300
Regular price $417.00 USDRegular priceUnit price / perFree Shipping
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DIESELR Downpipe Back Exhaust - Single (2020-2024 Ford 6.7L F250/F350 Powerstroke)
Vendor:DieselR PartsSKU:155-01407
Regular price From $547.50 USDRegular priceUnit price / perFree Shipping
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DIESELR Downpipe Back Exhaust - Single (2015.5-2016 GM 2500/3500 6.6L Duramax LML)
Vendor:DieselR PartsSKU:255-01504
Regular price From $480.50 USDRegular priceUnit price / perFree Shipping
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DIESELR Downpipe Back Exhaust - Single (2011-2015 GM 2500/3500 6.6L Duramax LML)
Vendor:DieselR PartsSKU:255-01502
Regular price From $480.50 USDRegular priceUnit price / perFree Shipping
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DIESELR Up-Pipe - Passenger Side (2001-2016 GM 2500/3500 6.6L Duramax)
Vendor:DieselR PartsSKU:255-04600
Regular price $170.00 USDRegular priceUnit price / perFree Shipping
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DIESELR Turbo Back Exhaust - Single (2007.5-2012 Dodge 2500/3500 6.7L Cummins)
Vendor:DieselR PartsSKU:355-01507
Regular price From $460.00 USDRegular priceUnit price / perFree Shipping