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LLY Duramax Transmissions

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    XDP Tow Series Flex Plate 2001-2016 GM 6.6L Duramax LB7/LLY/LBZ/LMM/LML Allison A1000

    XDP
    $199.95 - $199.95
    $199.95
    $199.95 - $199.95
    $199.95

    XDP Model XD644The XDP Tow Series Flex Plate XD644 is an outstanding upgrade for your workhorse diesel truck. If your truck is used for constant he...

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    $199.95 - $199.95
    $199.95
    $199.95 - $199.95
    $199.95
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    XDP X-tra Cool Direct-fit Transmission Oil Cooler XD309

    XDP
    $235.95 - $235.95
    $235.95
    $235.95 - $235.95
    $235.95

    XDP Model XD309The XDP X-TRA Cool Direct-Fit Transmission Oil Cooler XD309 is a direct upgrade for the factory transmission oil cooler in your 2001...

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    $235.95 - $235.95
    $235.95
    $235.95 - $235.95
    $235.95
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    South Bend Clutch Chevy Duramax 6.6L Replacemnt Hydraulic Assembly

    South Bend Clutch
    $204.27
    $204.27 - $204.27
    $204.27
    $203.10
    $203.10 - $203.10
    $203.10

    South Bend Clutch Model HYDX-MAXSouth Bend Clutch Chevy Duramax 6.6L Replacemnt Hydraulic AssemblyThis Part Fits: Year Make Model Submodel 2001-...

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    $204.27
    $204.27 - $204.27
    $204.27
    $203.10
    $203.10 - $203.10
    $203.10
    Save 1% Save %
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    XDP Billet Tow & Race Series Flex Plate 2001-2016 GM 6.6L Duramax LB7/LLY/LBZ/LMM/LML Allison A1000

    XDP
    $271.95 - $271.95
    $271.95
    $271.95 - $271.95
    $271.95

    XDP Model XD651Upgrade your truck with a XDP Billet Tow & Race Series Flex Plate XD651. If your truck is used for racing, sled pulling, or hot ...

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    $271.95 - $271.95
    $271.95
    $271.95 - $271.95
    $271.95
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    Mishimoto 03-05 Chevrolet / GMC 6.6L Duramax (LB7/LLY) Transmission Cooler

    Mishimoto
    $549.00
    $549.00 - $549.00
    $549.00
    $498.95
    $498.95 - $498.95
    $498.95

    There's no greater enemy for a transmission than heat. Whether your 2003-2005 Chevy/GMC 6.6L Duramax is a dedicated tow vehicle, hardworking fleet ...

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    $549.00
    $549.00 - $549.00
    $549.00
    $498.95
    $498.95 - $498.95
    $498.95
    Save 9% Save %
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    Yukon Gear 07-19 Chevrolet Silverado 2500 HD/3500 HD High-Capacity Aluminum Allison Transmission Pan

    Yukon Gear & Axle
    $430.89 - $430.89
    $430.89
    $430.89 - $430.89
    $430.89

    Whether on the road, on the trail, or towing, superior cooling is vital for reliable transmission shifting. Yukon’s high-capacity transmission pa...

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    $430.89 - $430.89
    $430.89
    $430.89 - $430.89
    $430.89
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    BD Diesel TapShifter - Chevy 2003-2005 Duramax 6.6L Allison 1000

    BD Diesel
    $458.76 - $458.76
    $458.76
    $482.95
    $482.95 - $482.95
    $482.95

    Add fingertip control to your 2001-2005 Duramax Allison 1000 transmission for easy Tap Shifting when passing, pulling, hill climbing or whenever yo...

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    $458.76 - $458.76
    $458.76
    $482.95
    $482.95 - $482.95
    $482.95
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    BD Diesel FleX-Plate - Chevy 2001-2011 Duramax 6.6L w/Allison Trans

    BD Diesel
    $423.84 - $423.84
    $423.84
    $459.95
    $459.95 - $459.95
    $459.95

    BDs FleX-Plate is designed specifically for modified applications, and can reliably handle up to 1,500 lb.-ft. of torque. Twice as thick as the sto...

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    $423.84 - $423.84
    $423.84
    $459.95
    $459.95 - $459.95
    $459.95
  • 2001-2005 Sierra/Silverado 2500HD/3500HD Allison Firepunk F3 Transmission | 1000HP Rated. 2001-2005 Sierra/Silverado 2500HD/3500HD Allison Firepunk F3 Transmission | 1000HP Rated.

    2001-2005 Sierra/Silverado 2500HD/3500HD Allison Firepunk F3 Transmission | 1000HP Rated

    Firepunk
    $9,995.00 - $10,795.00
    $9,995.00
    $9,995.00 - $10,795.00
    $9,995.00

    2001-2005 Firepunk Proven A1000 Allison Transmission Features: Great For Highly Modified Trucks Up To 1000HP 2-Year Unlimited Mileage, 100% Workma...

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    $9,995.00 - $10,795.00
    $9,995.00
    $9,995.00 - $10,795.00
    $9,995.00
    Select Options
  • Firepunk 2001-2005 Allison 5 Speed Master Rebuild Kit. Firepunk 2001-2005 Allison 5 Speed Master Rebuild Kit.

    Firepunk 2001-2005 Allison 5 Speed Master Rebuild Kit

    Firepunk
    $1,900.00 - $1,900.00
    $1,900.00
    $1,900.00 - $1,900.00
    $1,900.00

    Our 01-05 Allison master rebuild kit includes all the parts you need to rebuild your owntransmission. These are the main components we use in all o...

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    $1,900.00 - $1,900.00
    $1,900.00
    $1,900.00 - $1,900.00
    $1,900.00
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    South Bend Clutch 01-09/2005 Chevy 6.6L Duramax LLY-LB7 Street Dual Disc Clutch Kit

    South Bend Clutch
    $1,435.72
    $1,435.72 - $1,435.72
    $1,435.72
    $1,392.00
    $1,392.00 - $1,392.00
    $1,392.00

    South Bend Clutch Model SDDMAX-DFYSouth Bend Clutch 01-09/2005 Chevy 6.6L Duramax LLY-LB7 Street Dual Disc Clutch KitThis Part Fits: Year Make Mod...

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    $1,435.72
    $1,435.72 - $1,435.72
    $1,435.72
    $1,392.00
    $1,392.00 - $1,392.00
    $1,392.00
    Save 3% Save %
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    Fleece Performance 03-05 GM Duramax 6.6L LB7 / LLY GM/Allison TapShifter

    Fleece Performance
    $0.00 - $0.00
    $0.00
    $399.00
    $399.00 - $399.00
    $399.00

    Fleece Performance Model FPE-TAPSHIFTER35The Fleece Performance TapShifter allows you to shift your 2001-2005 GM Allison Transmission with the touc...

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    $0.00 - $0.00
    $0.00
    $399.00
    $399.00 - $399.00
    $399.00
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    South Bend Clutch 09/01-06 GM 6.6L LLY ZF-6 Dual Friction Kevlar/Ceramic Clutch Kit

    South Bend Clutch
    $1,150.00 - $1,150.00
    $1,150.00
    $1,160.54
    $1,160.54 - $1,160.54
    $1,160.54

    South Bend Clutch Model SDM0105DFKSouth Bend Clutch Stage 2 Kevlar / Ceramic Clutch Kit. This Stage 2 Kevlar / Ceramic Clutch is crafted for enhanc...

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    $1,150.00 - $1,150.00
    $1,150.00
    $1,160.54
    $1,160.54 - $1,160.54
    $1,160.54
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    South Bend Clutch 01-Sept 05 GM 6.6L LLY ZF-6 Stage 4 Organic/Ceramic Triple Disc Street Clutch Kit*

    South Bend Clutch
    $3,501.75
    $3,501.75 - $3,501.75
    $3,501.75
    $3,481.61
    $3,481.61 - $3,481.61
    $3,481.61

    South Bend Clutch Model DDDCMAX-Y South Bend Half Organic Half Ceramic Non-SFI approved Street Triple Disc Clutch Kit w/ Flywhel. *The Concentric S...

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    $3,501.75
    $3,501.75 - $3,501.75
    $3,501.75
    $3,481.61
    $3,481.61 - $3,481.61
    $3,481.61
    Save 1% Save %
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    South Bend Clutch 01-Sept 05 GM 6.6L LLY ZF-6 Stage 5 Organic/Ceramic Street Dual Disc Clutch Kit*

    South Bend Clutch
    $2,334.50
    $2,334.50 - $2,334.50
    $2,334.50
    $2,321.08
    $2,321.08 - $2,321.08
    $2,321.08

    South Bend Clutch Model DDCMAX-YSouth Bend Half Organic Half Ceramic Non-SFI approved Street Dual Disc Clutch Kit w/ Flywhel. The Concentric Slave ...

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    $2,334.50
    $2,334.50 - $2,334.50
    $2,334.50
    $2,321.08
    $2,321.08 - $2,321.08
    $2,321.08
    Save 1% Save %
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    Mishimoto 99-13 Chevrolet Silverado / GMC Sierra Transmission Cooler

    Mishimoto
    $440.00
    $440.00 - $440.00
    $440.00
    $399.95
    $399.95 - $399.95
    $399.95

    There's no greater enemy for a transmission than heat. Whether your 1999-2013 GMT800 or 900 Chevy Silverado/GMC Sierra is a dedicated tow vehicle, ...

    View full details
    $440.00
    $440.00 - $440.00
    $440.00
    $399.95
    $399.95 - $399.95
    $399.95
    Save 9% Save %
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    Mishimoto 01-05 Chevrolet/GMC 6.6L Duramax (LB7/LLY) Transmission Cooler Line Kit

    Mishimoto
    $385.00
    $385.00 - $385.00
    $385.00
    $349.95
    $349.95 - $349.95
    $349.95

    Every truck owner knows that it doesn't matter how powerful or reliable your engine is if you can't get any power to the wheels. The transmission m...

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    $385.00
    $385.00 - $385.00
    $385.00
    $349.95
    $349.95 - $349.95
    $349.95
    Save 9% Save %
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    BD Diesel Proforce Torque Converter 2001-2010 6.6L Duramax Allison Equipped

    BD Diesel
    $1,230.88 - $1,230.88
    $1,230.88
    $1,294.95
    $1,294.95 - $1,294.95
    $1,294.95

    BD Diesel Proforce Torque Converter 2001-2010 6.6L Duramax Allison Equipped BD torque converters feature exclusive performance cast aluminum stato...

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    $1,230.88 - $1,230.88
    $1,230.88
    $1,294.95
    $1,294.95 - $1,294.95
    $1,294.95
    Select Options
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    BD Diesel Trans Filter Service Kit - Chevy 2001-2016 Allison 1000

    BD Diesel
    $42.73 - $42.73
    $42.73
    $48.95
    $48.95 - $48.95
    $48.95

    No need to locate the correct filter service kit for your BD transmission, get it right from the source!This Part Fits: Year Make Model Submodel ...

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    $42.73 - $42.73
    $42.73
    $48.95
    $48.95 - $48.95
    $48.95
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    BD Diesel Valve Body - 2001-2004 Duramax LB7 Allison 1000

    BD Diesel
    $1,144.55 - $1,144.55
    $1,144.55
    $1,225.95
    $1,225.95 - $1,225.95
    $1,225.95

    BD Diesel Valve Body - 2001-2004 Duramax LB7 Allison 1000 BD's exchange valve bodies are modified, tuned and tested to provide optimum performance...

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    $1,144.55 - $1,144.55
    $1,144.55
    $1,225.95
    $1,225.95 - $1,225.95
    $1,225.95
    Select Options
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    BD Diesel Shift Kit - Chev Allison 1000 2001-2005 5spd

    BD Diesel
    $424.81 - $424.81
    $424.81
    $433.95
    $433.95 - $433.95
    $433.95

    NOTICE: This kit requires removal of the transmission for installation of the internal parts; Installation recommendation: Experienced technician; ...

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    $424.81 - $424.81
    $424.81
    $433.95
    $433.95 - $433.95
    $433.95
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    BD Diesel Deep Sump Trans Pan - 2001-2010 Chev Allison 1000

    BD Diesel
    $409.29 - $409.29
    $409.29
    $439.95
    $439.95 - $439.95
    $439.95

    High volumes of cool transmission fluid equate to long transmission life. BDs deep aluminum pans increases the oil capacity by 1qt on the 1989-2007...

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    $409.29 - $409.29
    $409.29
    $439.95
    $439.95 - $439.95
    $439.95
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    BD Diesel Proforce 3D Torque Converter 2001-2016 LB7 LLY LBZ LMM LML Duramax Allison 1000

    BD Diesel
    $1,598.51 - $1,598.51
    $1,598.51
    $1,715.95
    $1,715.95 - $1,715.95
    $1,715.95

    Not all multi-disc converters are created equal and with BD's ProForce 3D, less is more. Our in-house CNC machined billet cover is designed to...

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    $1,598.51 - $1,598.51
    $1,598.51
    $1,715.95
    $1,715.95 - $1,715.95
    $1,715.95
    Select Options
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    BD Diesel Built-It Trans Kit 2000-2004 LB7 Chevy Allison Stage 4 Master Rebuild Kit

    BD Diesel
    $2,228.09 - $2,228.09
    $2,228.09
    $2,344.00
    $2,344.00 - $2,344.00
    $2,344.00

    Same parts used in our own performance transmissions; All kits include the basic rebuild parts and gaskets; C1 Clutch Pack Raybestos Z-Pack; C2 Clu...

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    $2,228.09 - $2,228.09
    $2,228.09
    $2,344.00
    $2,344.00 - $2,344.00
    $2,344.00
    Select Options

Powerhouse Diesel