Silverado 2500HD/3500HD Transmission.
We track 18 Silverado 2500HD/3500HD transmission parts from 5 brands, $44.99 to $3,959.99 as recorded 2026-09-24, each at its lowest price across the retailers we compare.
Pans, coolers, torque converters, and built transmission packages for towing and power.
18 parts
sort
2001-2019
Banks Power Banks Ram-Air Transmission Pan, 2001-2019 LB7/LLY/LBZ/LMM/LML/L5P
$429
2020-2026
Banks Power Banks Ram-Air Transmission Pan, 2020-2026 L5P
$429
2011-2015
DuramaxTuner.com Duramax Tuner Pre-Tuned Replacement A50/T14 TCM 11-15 GM 6.6L Duramax Allison Transmission
$1,185
2015-2016
DuramaxTuner.com Duramax Tuner Pre-Tuned Replacement T87 15.5-16 GM 6.6L Duramax 6-Speed Allison 1000 Transmission
$900
2015-2016
Fluidyne Fluidyne Allison 1000 Transmission Line Kit For 2015-2016 Chevy/GMC 2500/3500 6.6L
$399
2006-2010
Fluidyne Fluidyne Bar Plate Transmission Cooler For 2006-2010 Chevy/GMC 2500/3500 Duramax
$459
2011-2014
Fluidyne Fluidyne Bar Plate Transmission Cooler For 2011-2014 Chevy/GMC 2500/3500 Duramax
$459
2017-2019
Fluidyne Fluidyne Bar Plate Transmission Cooler For 2017-2019 Chevy/GMC 2500/3500 Duramax
$479
2020-2024
Fluidyne Fluidyne Bar Plate Transmission Cooler For 2020-2024 Chevy/GMC 2500/3500 Duramax
$479
2017-2019
Mishimoto Mishimoto 2017+ GMC 6.6L Duramax L5P Transmission Thermal Bypass Valve Kit
$99.95
2020-2026
Mishimoto Mishimoto 2020+ Chevrolet / GMC Duramax L5P 6.6L Transmission Cooler
$350.95
2017-2019
Mishimoto Transmission Cooler, Silver (MMTC-DMAX-17SL)
$499.95
2020-2026
Mishimoto Transmission Cooler, Silver, fits Chevrolet/GMC 6.6L Duramax L5P 2020+
$350.95
2020-2026
Pacific Performance Engineering (PPE) 10L1000 Bar and Plate Transmission Cooler
$350.99
2001-2002
Pacific Performance Engineering (PPE) 2001-2002 GM 6.6L Duramax Stage5 Complete Ready-to-Install Allison Transmission
$3,959.99
2001-2010
Pacific Performance Engineering (PPE) 2001-2010 GM 6.6L Duramax w/ Allison 1000-2000 Transmission Pressure Calibration Kit
$44.99
2001-2019
Pacific Performance Engineering (PPE) Heavy-Duty Deep Cast Aluminum Transmission Pan, Allison 1000/2000/2400
$332.99
2017-2019
Pacific Performance Engineering (PPE) PPE Transmission Fluid Thermal Bypass Valve, 2017-2019 L5P
$89.99
this category appears in
Gains shown are manufacturer claims, labeled community estimates, or independent tests, as tagged on each part. See the full catalog to filter by engine, drivetrain, and more, or the price index for what this category typically costs.