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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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Chaos EFI Live 68RFE Transmission Tune File (2007-2021 Cummins 6.7L)
Vendor:Chaos Custom TuningSKU:CCT-300440
Regular price $225.00 USDRegular priceUnit price / per$0.00 USDSale Price $225.00 USD -
Chaos Custom Tuning MPVI3 Transmission Tune File (2020+ Duramax L5P 6.6L)
Vendor:Chaos Custom TuningSKU:CCT-200241
Regular price $300.00 USDRegular priceUnit price / per$0.00 USDSale Price $300.00 USD -
GDP Commander W/GDP Support Pack -Single (2023-2025 6.7L Powerstroke)
Vendor:GDPSKU:GDPCOMM1001SP-PS2324
Regular price $2,200.00 USDRegular priceUnit price / per -
DIESELR Commander T93 Transmission Tune File (2020+ Duramax L5P 6.6L)
Vendor:DIESELR TuningSKU:DSLRT-200641
Regular price $300.00 USDRegular priceUnit price / per$0.00 USDSale Price $300.00 USD -
DIESELR Commander T87A Transmission Tune File (2017-2019 Duramax L5P 6.6L)
Vendor:DIESELR TuningSKU:DSLRT-200640
Regular price $300.00 USDRegular priceUnit price / per$0.00 USDSale Price $300.00 USD -
GDP MPVI3 TCM Support Package (2001-2010 6.6L Duramax)
Vendor:GDPSKU:GDP4200
Regular price $300.00 USDRegular priceUnit price / per -
CCT MPVI3 Transmission Tune File (2020-2021 Powerstroke 6.7L)
Vendor:Chaos Custom TuningSKU:CCT-100240
Regular price $275.00 USDRegular priceUnit price / per$0.00 USDSale Price $275.00 USD -
SCT X4 with DIESELR Tune Files (2020-2021 Powerstroke 6.7L)
Vendor:DIESELR TuningSKU:DSLRT-100536-1
Regular price $1,960.00 USDRegular priceUnit price / per$0.00 USDSale Price $1,960.00 USD -
SCT X4 with CCT Tune Files (2020-2021 Powerstroke 6.7L)
Vendor:Chaos Custom TuningSKU:CCT-100536-1
Regular price $1,960.00 USDRegular priceUnit price / per$0.00 USDSale Price $1,960.00 USD -
GDP EZ Lynk Transmission Tune File (2019-2024 6.7L Cummins *AISIN ONLY*)
Vendor:GDPSKU:GDP300141
Regular price From $450.00 USDRegular priceUnit price / per -
GDP EZ Lynk Transmission Tune File (2013-2018 6.7L Cummins *AISIN ONLY*)
Vendor:GDPSKU:GDP300140
Regular price From $450.00 USDRegular priceUnit price / per -
DIESELR EFI Live Transmission Tune File (2019-2024 Cummins 6.7L *AISIN ONLY*)
Vendor:DIESELR TuningSKU:DSLRT-300442
Regular price $450.00 USDRegular priceUnit price / per$0.00 USDSale Price $450.00 USD -
DIESELR EFI Live Transmission Tune File (2013-2018 Cummins 6.7L *AISIN ONLY*)
Vendor:DIESELR TuningSKU:DSLRT-300441
Regular price $450.00 USDRegular priceUnit price / per$0.00 USDSale Price $450.00 USD -
DIESELR MPVI3 Transmission Tune File (2022-2024 Cummins 6.7L *AISIN ONLY*)
Vendor:DIESELR TuningSKU:DSLRT-300241
Regular price $450.00 USDRegular priceUnit price / per$0.00 USDSale Price $450.00 USD -
DIESELR Downpipe Back Exhaust - Single (2017-2019 GM 2500/3500 6.6L Duramax L5P)
Vendor:DIESELR TuningSKU:255-01500
Regular price From $480.50 USDRegular priceUnit price / perFree Shipping
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Commander Tune Bundle (2017-2019 L5P Duramax)
Vendor:DIESELR TuningSKU:
Regular price From $4,195.50 USDRegular priceUnit price / per -
DIESELR Downpipe Back Exhaust - Single (2015.5-2016 GM 2500/3500 6.6L Duramax LML)
Vendor:DIESELR TuningSKU:255-01505
Regular price From $635.00 USDRegular priceUnit price / perFree Shipping
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DIESELR Downpipe Back Exhaust - Single (2011-2024 Ford 6.7L F250/F350 Powerstroke)
Vendor:DIESELR TuningSKU:155-01400
Regular price From $490.00 USDRegular priceUnit price / perFree Shipping
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DIESELR Commander Tune Bundle (2023-2024 Powerstroke 6.7L)
Vendor:DIESELR TuningSKU:
Regular price From $3,298.35 USDRegular priceUnit price / per -
Sold out2022 Superduty Party Pack
Vendor:DIESELR TuningSKU:DSLRT-110620
Regular price From $3,911.02 USDRegular priceUnit price / per
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