Fleece Performance
Fleece Performance 01-13 GM Duramax 6.6L AlliLocker - Allison Torque Converter Controller
Fleece Performance 01-13 GM Duramax 6.6L AlliLocker - Allison Torque Converter Controller
Regular price
$179.00 USD
Regular price
Sale price
$179.00 USD
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- Ships direct from the brand or supplier
- Tracking emailed when it ships
- Free fitment check before you order
01-13 GM Duramax 6.6L AlliLocker - Allison Torque Converter Controller from Fleece Performance. The part number and specifications are listed below. Harsh shifts, slipping or leaks are signs a transmission part needs attention.
Quick facts
- Brand: Fleece Performance
- Part type: Transmission part
- Model years: 2001–2013
- Engine: 6.6L
Tip: Use the transmission fluid type your vehicle calls for and check the level the way the manufacturer specifies.

Fleece Performance transmission part: what to know
Harsh shifts, slipping or leaks are signs a transmission part needs attention.
Fitment notes
- Engine: match the engine size and code to your vehicle; the same model often came with several engines.
- Specs, lead time and warranty come from Fleece Performance and can change. The details above this guide are the latest we have.
Not sure it fits? Message us your vehicle details and we'll double-check fitment before you buy.
Ask about fitmentWhat else to plan for
- Transmission fluid. Fresh fluid after any work.
More for your car: Transmission & drivetrain
Questions about transmission part
Will this fit my car?
Check the title and details above for the vehicles and part number it is listed for. If you are not sure, contact us with your year, make, model, engine and trim and we will confirm fitment before you order.
Which fluid does my transmission use?
Your owner's manual lists the type.
Where do specs and warranty details come from?
From Fleece Performance. Each brand sets its own specs, lead times and warranty terms, and they can change. The product details above are the latest we have.
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