Duramax
High-Quality Diesel Truck Parts – Built for Power and Performance
Select Your Rig Below!
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Max Flow Bridge To Factory Cold Side Tube (2004.5-2005 6.6L LLY Duramax)
Vendor:GDPRegular price From $778.69 CADRegular priceUnit price / perSale price From $778.69 CAD -
AMDP SOTF Switch
Vendor:AM Diesel Performance Inc.Regular price From $85.00 CADRegular priceUnit price / perSale price From $85.00 CAD -
Max Flow Bridge/Cold Side Tube/Turbo Inlet Pipe (2011-2016 6.6L Duramax LML)
Vendor:GDPRegular price From $1,262.52 CADRegular priceUnit price / perSale price From $1,262.52 CAD -
Max Flow Bridge And Cold Side Tube (behind Alt) (2006-2010 6.6L LBZ/LMM Duramax)
Vendor:GDPRegular price From $943.49 CADRegular priceUnit price / perSale price From $943.49 CADSold out -
Max Flow Bridge And Cold Side Tube (2004.5-2005 6.6L LLY Duramax)
Vendor:GDPRegular price From $943.49 CADRegular priceUnit price / perSale price From $943.49 CADSold out -
L5P E41 ECM - New (2017-2023 Duramax L5P)
Vendor:GDPRegular price $2,158.65 CADRegular priceUnit price / perSale price $2,158.65 CADSold out -
HP Tuners Unlocked T87A TCM (2017-2019 6.6L L5P Duramax)
Vendor:GDPRegular price $539.99 CADRegular priceUnit price / perSale price $539.99 CAD -
HP Tuners 2020+ 6.6L Duramax Unlocked T93 TCM
Vendor:HP TunersRegular price From $559.99 CADRegular priceUnit price / perSale price From $559.99 CAD -
HP Tuners 2017-2023 6.6L Duramax ECM Unlock Tool
Vendor:HP TunersRegular price $472.49 CADRegular priceUnit price / perSale price $472.49 CAD -
Hot Side Intercooler Tube (2011-2016 6.6L Duramax LML)
Vendor:GDPRegular price From $314.21 CADRegular priceUnit price / perSale price From $314.21 CAD -
Hot Side Intercooler Tube (2004.5-2010 6.6L Duramax)
Vendor:GDPRegular price From $314.21 CADRegular priceUnit price / perSale price From $314.21 CAD -
GDP MPVI3 UPGRADE from "Single tune" TO "Multi-tune or SOTF" (17-23 GM Duramax L5P 2500/3500)
Vendor:GDPRegular price $675.00 CADRegular priceUnit price / perSale price $675.00 CAD -
GDP MPVI3 TCM Support Package (2017-2019 6.6L L5P Duramax)
Vendor:GDPRegular price $405.00 CADRegular priceUnit price / perSale price $405.00 CAD -
GDP MPVI3 TCM Support Package (2001-2010 6.6L Duramax)
Vendor:GDPRegular price $405.00 CADRegular priceUnit price / perSale price $405.00 CAD -
GDP MPVI3 Support Package (2017-2023 GM L5P Duramax)
Vendor:GDPRegular price $1,215.00 CADRegular priceUnit price / perSale price $1,215.00 CAD -
GDP MPVI3 Support Pack - SOTF (11-16 GM 6.6L Duramax/13-18 Dodge 6.7L Cummins)
Vendor:GDPRegular price $877.50 CADRegular priceUnit price / perSale price $877.50 CAD -
GDP MPVI3 Support Pack - SOTF (01-10 GM 6.6L Duramax/07.5-12 Dodge 6.7L Cummins)
Vendor:GDPRegular price $607.50 CADRegular priceUnit price / perSale price $607.50 CAD -
GDP MPVI3 Support Pack (16-21 Chevy Colorado/GMC Canyon 2.8L Duramax)
Vendor:GDPRegular price $877.50 CADRegular priceUnit price / perSale price $877.50 CAD -
GDP MPVI3 SOTF/Multi-Tune Support Package (2017-2023 6.6L L5P Duramax)
Vendor:GDPRegular price $1,755.00 CADRegular priceUnit price / perSale price $1,755.00 CAD -
GDP MPVI3 Single Support Pack (20-22 GM 1500 3.0L LM2 Duramax)
Vendor:GDPRegular price $1,350.00 CADRegular priceUnit price / perSale price $1,350.00 CAD -
GDP Commander W/GDP SOTF Support Pack (2020+ 6.7L Powerstroke/2017+ Duramax L5P)
Vendor:GDPRegular price $2,833.65 CADRegular priceUnit price / perSale price $2,833.65 CAD -
GDP Commander W/GDP Single Support Pack (2020+ 6.7L Powerstroke/2017+ Duramax L5P)
Vendor:GDPRegular price $2,293.65 CADRegular priceUnit price / perSale price $2,293.65 CAD -
GDP Commander UPGRADE from "Single tune" to "SOTF tune" (20-22 Ford 6.7L Powerstroke / 17-23 L5P Duramax)
Vendor:GDPRegular price $675.00 CADRegular priceUnit price / perSale price $675.00 CAD -
GDP Commander Support Pack - SOTF (17-23 GM L5P Duramax)
Vendor:GDPRegular price $1,755.00 CADRegular priceUnit price / perSale price $1,755.00 CAD -
GDP Commander Support Pack - Single (20-22 GM 1500 3.0L LM2 Duramax)
Vendor:GDPRegular price $1,350.00 CADRegular priceUnit price / perSale price $1,350.00 CAD -
GDP Commander Support Pack - Single (17-23 GM L5P Duramax)
Vendor:GDPRegular price $1,215.00 CADRegular priceUnit price / perSale price $1,215.00 CAD -
GDP Commander L5P two-wire unlock cable (required for flashing) (2017-2023 Duramax L5P)
Vendor:GDPRegular price $33.75 CADRegular priceUnit price / perSale price $33.75 CAD -
GDP Commander L5P E41 ECM harness (2017-2023 Duramax L5P)
Vendor:GDPRegular price $438.75 CADRegular priceUnit price / perSale price $438.75 CAD -
GDP Commander CHANGE from "SOTF tune" to "Single tune" (20-22 Ford 6.7L Powerstroke / 17-23 L5P Duramax)
Vendor:GDPRegular price $573.75 CADRegular priceUnit price / perSale price $573.75 CAD -
GDP Commander - BLANK (2020+ 6.7L Powerstroke/2017+ L5P Duramax)
Vendor:GDPRegular price $1,350.00 CADRegular priceUnit price / perSale price $1,350.00 CAD -
EZ Lynk GDP Upgrade 4-Week to Lifetime (Ford/GM/Ram)
Vendor:GDPRegular price $472.50 CADRegular priceUnit price / perSale price $472.50 CAD -
EZ Lynk GDP T87 TCM Tuning (2015-2016 LML Duramax)
Vendor:GDPRegular price $404.99 CADRegular priceUnit price / perSale price $404.99 CAD -
EZ Lynk GDP A50 TCM Tuning (2011-2014 LML Duramax)
Vendor:GDPRegular price $404.99 CADRegular priceUnit price / perSale price $404.99 CAD -
EZ LYNK AutoAgent 3
Vendor:AM Diesel Performance Inc.Regular price $825.00 CADRegular priceUnit price / perSale price $825.00 CAD -
EFI Live Tune Pack (2006-2007 Duramax LBZ 6.6L)
Vendor:DIESELR TuningRegular price From $615.00 CADRegular priceUnit price / perSale price From $615.00 CAD -
EFI Live Tune Pack (2004.5-2005 Duramax LLY 6.6L)
Vendor:DIESELR TuningRegular price From $615.00 CADRegular priceUnit price / perSale price From $615.00 CAD










