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- DIESELR Corp.
- Collections
- Top Products
Collection: Top Products
The Diesel Upgrades That Matter
Upgrade your diesel truck’s performance with our best power-boosting parts. From intake systems to exhaust upgrades, we’ve got everything to keep your truck running stronger, harder, and more efficiently. No gimmicks—just real diesel performance solutions.
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DIESELR Grid Heater Delete Kit (2007.5-2024 Cummins 6.7L)
Vendor:DIESELR TuningSKU:315-03000
Regular price $187.50 USDRegular priceUnit price / perFree Shipping
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DIESELR EGR Upgrade Kit (2013-2021 Cummins 6.7L - CAB & CHASSIS)
Vendor:DIESELR TuningSKU:315-01002
Regular price $145.00 USDRegular priceUnit price / perFree Shipping
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4" Intake S&B Replacement Filter (2007.5-2019 - All GDP Intakes)
Vendor:GDPSKU:GDP26000FD
Regular price $69.99 USDRegular priceUnit price / per -
"CAN" Plug / USA Made (2020-2023 6.6L Duramax L5P)
Vendor:DIESELR TuningSKU:USCAN2D
Regular price $233.73 USDRegular priceUnit price / per -
Cooler Upgrade Kit w/ Coolant Re-Route Hoses (15.5-16 Powerstroke 6.7L)
Vendor:GDPSKU:GDP221011
Regular price $339.25 USDRegular priceUnit price / per -
DIESELR EGR Upgrade Kit (2011-2014 Powerstroke 6.7L)
Vendor:DIESELR TuningSKU:115-01002
Regular price $160.00 USDRegular priceUnit price / perFree Shipping
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DIESELR EGR Upgrade Kit (2020-2022 Duramax 3.0L LM2)
Vendor:DIESELR TuningSKU:215-01007
Regular price $160.00 USDRegular priceUnit price / perFree Shipping
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Core Charge
Vendor:N/ASKU:CORE-200
Regular price From $200.00 USDRegular priceUnit price / per$0.00 USDSale Price From $200.00 USD -
GDP Commander T87A/T93 TCM Harness (2017-2023 Duramax L5P)
Vendor:GDPSKU:GDPL5PUHRN
Regular price $325.00 USDRegular priceUnit price / per -
5 Position Switch (2004.5-2005 LLY Duramax)
Vendor:GDPSKU:GDP410015
Regular price $48.95 USDRegular priceUnit price / per$0.00 USDSale Price $48.95 USD -
DIESELR Up-Pipe - Passenger Side (2001-2016 GM 2500/3500 6.6L Duramax)
Vendor:DIESELR TuningSKU:255-04600
Regular price $170.00 USDRegular priceUnit price / perFree Shipping
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OBD2 Splitter
Vendor:GDPSKU:GDP11014
Regular price $15.99 USDRegular priceUnit price / per -
EFI Live AutoCal Unlink
Vendor:EFI LiveSKU:EFI-U
Regular price $50.00 USDRegular priceUnit price / per -
DIESELR EGR Upgrade Kit w/ Up-Pipe (2003-2007 Powerstroke)
Vendor:DIESELR TuningSKU:115-01000
Regular price $130.00 USDRegular priceUnit price / perFree Shipping
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DIESELR CCV Upgrade Kit (2007.5-2024 Cummins 6.7L)
Vendor:DIESELR TuningSKU:315-02000
Regular price $49.00 USDRegular priceUnit price / perFree Shipping
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CP4 to DCR Pump Conversion Kit (2020-2024 Powerstroke)
Vendor:S&S Diesel MotorsportSKU:6.7F-DCR-1
Regular price $1,990.00 USDRegular priceUnit price / per$1,990.00 USDSale Price $1,990.00 USD -
Pre-Filter - For All GDP Intakes
Vendor:GDPSKU:GDP26000
Regular price $34.99 USDRegular priceUnit price / per -
MM3 Touch Display and MM3 Controller - Blank (2007.5-2021 Cummins 6.7L)
Vendor:GDPSKU:GDP692002
Regular price $900.00 USDRegular priceUnit price / per -
DIESELR EGR Upgrade Kit w/ Intake Manifold (2008-2010 Powerstroke 6.4L)
Vendor:DIESELR TuningSKU:115-01001
Regular price $145.00 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 TuningSKU:255-01503
Regular price From $635.00 USDRegular priceUnit price / perFree Shipping
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