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2020-2024 GM 6.6L DURAMAX W/ 10L1000 TRANSMISSION - HEAVY-DUTY CAST DEEP TRANSMISSION PAN 
2020-2024 GM 6.6L DURAMAX W/ 10L1000 TRANSMISSION - HEAVY-DUTY CAST DEEP TRANSMISSION PAN
$359.99 - $377.99 -
BD Power Cooler Bypass Delete 2017 to 2019 Chevy/GM Allison 
BD Power Cooler Bypass Delete 2017 to 2019 Chevy/GM Allison
$89.95Server Error Please Try Again
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BD Power Cooler Bypass Delete for 2014 to 2018 GM 6L80 Transmissions 
BD Power Cooler Bypass Delete for 2014 to 2018 GM 6L80 Transmissions
$89.95Server Error Please Try Again
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Goerend Allison 6 Speed Planetary 
Goerend Allison 6 Speed Planetary
$695.00Server Error Please Try Again
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PPE Premium High Efficiency Spin On Transmission Fluid Filter 2001 to 2019 6.6L Duramax 
PPE Premium High Efficiency Spin On Transmission Fluid Filter 2001 to 2019 6.6L Duramax
$19.99 -
Randy's Transmission Allison 1000 Pump 
Randy's Transmission Allison 1000 Pump
$680.00Server Error Please Try Again
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Randy's Transmission Allison 1000 Transmission STAGE 2 725HP MAX 
Randy's Transmission Allison 1000 Transmission STAGE 2 725HP MAX
$6,995.00Server Error Please Try Again
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Randy's Transmission Allison 1000 Transmission Stage 3 900HP MAX 
Randy's Transmission Allison 1000 Transmission Stage 3 900HP MAX
$7,995.00 -
Randy's Transmission Allison 1000 Transmission Stage 4 900+HP Max 
Randy's Transmission Allison 1000 Transmission Stage 4 900+HP Max
$9,995.00Server Error Please Try Again
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Schaeffer's 204SAT All-Trans Supreme Full Synthetic Transmission Fluid 
Schaeffer's 204SAT All-Trans Supreme Full Synthetic Transmission Fluid
$56.99Server Error Please Try Again
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SUN COAST CATEGORY 1 TRANSMISSION & CONVERTER - 2017-2019 GM 6.6L DURAMAX ALLISON 2WD 
SUN COAST CATEGORY 1 TRANSMISSION & CONVERTER - 2017-2019 GM 6.6L DURAMAX ALLISON 2WD
$7,295.00Server Error Please Try Again
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SUN COAST CATEGORY 1 TRANSMISSION & CONVERTER - 2017-2019 GM 6.6L DURAMAX ALLISON 4WD 
SUN COAST CATEGORY 1 TRANSMISSION & CONVERTER - 2017-2019 GM 6.6L DURAMAX ALLISON 4WD
$7,295.00Server Error Please Try Again
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Transmissions
2017–2019 Duramax Transmissions
Transmissions are tricky—so make sure you get the right parts and accessories for your Chevrolet/GMC Diesel truck or other vehicle’s 2017–2019 Duramax transmission through Blessed Performance. We offer a selection of items for L5P Duramax transmissions, including automatic transmission overhaul components, direct-fit transmission coolers, torque converters, transmission cooler lines, and transmission pans. If your L5P transmission needs an upgrade, browse our site for the best parts. We’re also available to offer advice and suggestions to help your 2017–2019 Duramax transmission be at its best. Visit the rest of our site for great parts, supplies, and accessories; don’t hesitate to contact us for a consultation!