Collection:
2020-2023 GM 2500 / 3500 Transmission
7 Products
Calibrated Power | 2020-2023 GM L5P Duramax Replacement T93 & TCM Tuning For 10 Speed Allison Transmission With HP Tuners Hardware And Credits
Regular Price
$1,373.96
Sale Price
$1,373.96
Regular Price
Unit Price
/Per
The 10-Speed Allison found in your 2020-2023 L5P Duramax is known for its smooth shifts and great performance while towing. However, it still leaves a bit to be desired when it comes to shifting in...
RevMax | GM Allison 10L1000 Signature Series Transmission
Regular Price
$10,600.00
Sale Price
$10,600.00
Regular Price
Unit Price
/Per
*Call for build times*
“MUST KEEP FACTORY TRANS TUNING / NO TRANS TUNING ALLOWED”
*Must use factory fluid / Dexron ULV*
The new Allison 10L1000 shares NOTHING with its predecessor the Allison 1000....
RevMax | GM L5P Allison 10L1000 Billet Triple Disc Stage 5 Torque Converter
Regular Price
$2,195.00
Sale Price
$2,195.00
Regular Price
Unit Price
/Per
The Allison 10L1000 torque converter is a great design for a stock truck. However, adding more than 75hp will quickly overpower the stock clutch setup. Unfortunately, with the way this unit is made...
Randy's Transmissions | GM Allison 1000 Stage 1 Transmission 500HP Max
Regular Price
$4,795.00
Sale Price
$4,795.00
Regular Price
Unit Price
/Per
Allison 1000 Stage 1
500hp Max
Raybestos C-3 and C-4 packs with additional clutch count
Billet Torque Converter
Modified lock up valve
Transgo Trim Valves
New bonded pistons
New c-1 and c...
Randy's Transmissions | GM Allison 1000 Stage 2 Transmission 725HP Max
Regular Price
$6,995.00
Sale Price
$6,995.00
Regular Price
Unit Price
/Per
Allison 1000 Stage 2
725 Hp max
Raybestos C-3 C-4 Torque kit custom machined pressure plates
LML style pistons and return springs
Raybestos C-1, C-2 Torque kit
Ratio Tek pressure upgrades
...
Randy's Transmissions | GM Allison 1000 Stage 3 Transmission 900HP Max
Regular Price
$7,995.00
Sale Price
$7,995.00
Regular Price
Unit Price
/Per
Allison 1000 Stage 3
900 Hp max
Raybestos C-3 C-4 Torque kit custom machined pressure plates
LML style pistons and return springs
Raybestos C-1, C-2 Torque kit
Ratio Tek pressure upgrades
...
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