BD Diesel Magnetic Drain Plug Trans Pan & Diff Cover 3/4x16NF (1601613) for BD Trans Pans and Diff Covers

SKU: 1601613
$7.30

The BD Diesel Magnetic Drain Plug (3/4x16NF, Part #1601613) is a precision-engineered upgrade for BD Diesel transmission pans and differential covers. Featuring a strong magnetic core, it captures metal particles and debris from fluids, helping reduce wear and extend the life of drivetrain components. Ideal for performance and heavy-duty use, it enhances maintenance ease and system reliability.

DPC Allison Triple Disc Torque Converter (DPCALLTDTC) for 2001-2016 Duramax LB7 / LLY / LBZ / LMM / LML 6.6L

SKU: DPCALLTDTC
$1,285.00

The DPC Allison Triple Disc Torque Converter (DPCALLTDTC) is designed for 2001-2016 6.6L Duramax trucks. It features a triple disc design with 200 percent more clutch surface area than stock. With billet construction and stall options, it is built for durability. This converter supports towing and daily driving applications. A two-year warranty and refundable core charge are included.

Select options This product has options that may be chosen on the product page

DPC Allison Single Disc Torque Converter (DPCALLSDTC) for 2001-2016 Duramax LB7 / LLY / LBZ / LMM / LML 6.6L

SKU: DPCALLSDTC
$795.00

The DPC Allison Single Disc Torque Converter (DPCALLSDTC) is designed for 2001-2016 6.6L Duramax trucks. It is rated up to 450 horsepower and features an oversized clutch for improved holding power. With billet construction and multiple stall options, it is built for durability. This converter supports daily driving and towing applications. A two-year warranty and refundable core charge are included.

Select options This product has options that may be chosen on the product page

DPC Allison Billet Triple Disc Torque Converter (DPCALLBTDTC) for 2001-2016 Duramax LB7 / LLY / LBZ / LMM / LML 6.6L

SKU: DPCALLBTDTC
$1,689.00

The DPC Allison Billet Triple Disc Torque Converter (DPCALLBTDTC) is designed for 2001-2016 6.6L Duramax trucks. It features a triple disc design with 200 percent more clutch surface area than stock. With billet construction and multiple stall options, it is built for durability. This converter supports towing and performance applications. A lifetime warranty and refundable core charge are included.

Select options This product has options that may be chosen on the product page

Merchant Automotive Rear Housing Transmission Support (10186) for 2001 – 2007 Duramax equipped with Allison Transmission

SKU: 10186
$157.11

Duramax transmission rear housing support strengthens 2001–early 2007 trucks prone to cracking from driveline vibration. Built from DOM steel tubing and plate steel, this Allison transmission housing support helps prevent costly damage. Easy installation with factory bolts makes it a smart reinforcement upgrade.

Transfer Case Pump Upgrade and Repair Kit – Seal Driver and Pump (10775) for 2001-2007 Duramax 261XHD 263XHD

SKU: 10775
$629.94

Merchant Automotive transfer case pump upgrade prevents pump rub failure in 2001-early 2007 GM NP261XHD and NP263XH transfer cases. This all in one kit includes necessary parts to repair and upgrade transfer cases needing rear case replacement due to pump rub.

Select options This product has options that may be chosen on the product page

Fleece Replacement Transmission short Line (FPE-TL-LBZ-LMM-SHORT-SER) for 2006-2010 Duramax LBZ / LMM

SKU: FPE-TL-LBZ-LMM-SHORT-SER
$83.78

The Fleece Replacement Transmission Short Line (FPE-TL-LBZ-LMM-SHORT-SER) is a durable, high-quality upgrade for 2006–2010 Chevy and GMC trucks with Duramax LBZ or LMM engines. It replaces factory rubber lines with premium materials that resist heat, pressure, and abrasion, improving transmission cooling reliability and reducing maintenance. With precision fittings and a direct-fit design, it ensures easy installation and long-term performance, making it ideal for both stock and modified trucks.

Fleece Replacement Transmission Medium Line (FPE-TL-LB7-LMM-MED-SER) for 2001-2010 Duramax LB7 / LLY / LBZ / LMM

SKU: FPE-TL-LB7-LMM-MED-SER
$104.73

The Fleece Replacement Transmission Medium Line (FPE-TL-LB7-LMM-MED-SER) is a durable aftermarket upgrade for 2001–2010 GM Duramax diesel trucks (LB7, LLY, LBZ, LMM). It replaces the factory transmission cooler line with a high-quality, heat- and abrasion-resistant option that improves reliability and performance. Designed for both stock and modified vehicles, it helps prevent common transmission cooling failures and offers an easy, direct-fit installation.

Fleece Replacement Transmission Long Line (FPE-TL-LB7-LMM-LONG-SER) for 2001-2010 Duramax LB7/ LLY / LBZ / LMM

SKU: FPE-TL-LB7-LMM-LONG-SER
$148.83

The Fleece Replacement Transmission Long Line (FPE-TL-LB7-LMM-LONG-SER) is an upgraded transmission line kit for 2001–2010 GM Duramax diesel trucks with LB7, LLY, LBZ, or LMM engines. It replaces factory hard lines with durable braided stainless steel hoses to improve fluid flow, reduce leaks, and enhance reliability. Designed for both stock and performance applications, the kit includes all necessary fittings for easy installation and provides better transmission cooling and longevity.

SunCoast Cat 4 Transmission w/ Converter 2WD (GMAX-CAT4-LBZ-0607-2WD)

SKU: GMAX-CAT4-LBZ-0607-2WD
$11,509.05
Select options This product has options that may be chosen on the product page

Sinister Diesel Transmission Rear Housing Support (SDRHSDMAX0107) for 2001-2007 Duramax LB7/LLY/LBZ with Allison transmission

SKU: SDRHSDMAX0107
$200.54

The Sinister Diesel Transmission Rear Housing Support SDRHSDMAX0107 fits 2001-2007 Duramax LB7, LLY, and LBZ trucks with Allison automatic transmissions. It uses heavy-duty DOM mild steel tubing to reinforce the rear transmission housing. This support helps reduce drivetrain stress caused by vibration and damaged driveline components. The direct-fit design installs using factory mounting locations. The SDRHSDMAX0107 includes a 2-year warranty.

SINISTER DIESEL HIGH PERFORMANCE MOTOR MOUNTS (SDMMDMAX) FOR DURAMAX 2001-2010 LB7 / LLY / LBZ / LMM

SKU: SDMMDMAX
$556.49

Sinister Diesel High Performance Motor Mounts minimize drivetrain movement for better power transfer, smoother throttle transitions, and improved launches. They also enhance reliability, preventing wear and failure common in OEM mounts.

Fleece Setrab to -10AN Fittings (FPE-TL-ST) for Fleece Performance replacement Allison Transmission cooler lines

SKU: FPE-TL-ST
$22.04

The Fleece Performance Setrab to -10AN Fittings (FPE-TL-ST) are high-quality, corrosion-resistant components designed for seamless connection between Setrab transmission coolers and -10AN braided hoses. Specifically engineered for compatibility with Fleece’s Allison Transmission cooler line kits, these fittings ensure secure, leak-free connections and optimal fluid flow, making them ideal for performance applications where efficient transmission cooling is essential.

Fleece Allison Transmission Cooler Lines (FPE-TL-LBZ-LMM) for 2006-2010 Duramax LBZ / LMM

SKU: FPE-TL-LBZ-LMM
$296.57

The Fleece Allison Transmission Cooler Lines (FPE-TL-LBZ-LMM) are durable, high-performance replacements for the factory transmission lines in 2006–2010 GM Duramax LBZ and LMM trucks with Allison transmissions. Made from braided stainless steel with high-quality AN fittings, they offer improved reliability, leak prevention, and fluid flow, making them ideal for heavy-duty use and towing. These lines are a long-lasting upgrade over the stock rubber hoses, which are prone to wear and leaks.

BD Diesel TowMaster Allison 1000 Transmission & Converter Package (1064724SS) for 2004.5-2006 Duramax LLY

SKU: 1064724SS
$5,790.75

The BD Diesel TowMaster Allison 1000 Transmission & Converter Package (1064724SS) is a high-performance upgrade for 2004.5–2006 GM Duramax LLY trucks. It features a remanufactured Allison 1000 transmission and a BD Triple Disc Torque Converter, designed to handle heavy towing demands. With upgraded clutch packs, valve body enhancements, and increased line pressure, it offers improved durability, torque capacity, and smoother shifting. Ideal for work or recreational towing, it ensures reliable, high-performance operation for Duramax LLY trucks.

Select options This product has options that may be chosen on the product page

Banks Ram-Air® Differential Cover Kit – Black Ops (19269)

SKU: 19269
$414.75

Banks Differential Cover Kit 11.5/11.8-14 Bolt GM and Ram from 2001-2019 Black-Ops

BD Diesel Xtruded Double-Stacked Auxiliary Trans Cooler Kit 1/2 In Tube (1030606-DS-12) for 1994-2016 Cummins 5.9L / 6.7L & 2001-2016 Duramax LB7 / LLY / LBZ / LMM / LML

SKU: 1030606-DS-12
$1,103.50

The BD Diesel Xtruded Double-Stacked Auxiliary Trans Cooler Kit (1030606-DS-12) is a heavy-duty transmission cooling upgrade for 1994–2016 Cummins and 2001–2016 Duramax diesel engines. Made from durable aluminum with 1/2-inch tubing, its double-stacked, extruded design enhances heat dissipation and airflow, lowering transmission temperatures—especially during towing or hauling. Ideal for diesel truck owners seeking better performance and transmission durability in demanding conditions.

BD Diesel Flexplate (1041260) for 2001-2019 Duramax LB7 / LLY / LBZ / LMM / LML / L5P

SKU: 1041260
$467.20

The BD Diesel Flexplate (1041260) is a heavy-duty, high-performance replacement for 2001–2019 GM Duramax diesel engines. Built from forged billet steel and SFI 29.3-approved, it handles up to 1,500 lb-ft of torque, making it ideal for high-horsepower setups and heavy towing. Designed for durability, it resists cracking and warping, is precision-balanced for smooth power transfer, and features a corrosion-resistant coating. It’s a reliable upgrade for both performance enthusiasts and hardworking diesel owners.

BD Diesel Deep Sump Trans Pan (1061650) for 2001-2018 Duramax LB7 / LLY / LBZ / LMM / LML / L5P w/Allison 1000

SKU: 1061650
$443.05

The BD Diesel Deep Sump Transmission Pan (1061650) is a high-performance upgrade for 2001–2018 GM Duramax trucks with Allison 1000 transmissions (LB7–L5P). Made from durable cast aluminum, it increases fluid capacity for better cooling and durability under heavy use. Its finned design aids heat dissipation, and a magnetic drain plug captures metal debris. The pan includes a port for a temperature sensor, enhancing monitoring. Ideal for improving reliability and efficiency in demanding conditions.

BD Diesel Rear Differential Cover AA14-11.5 (1061825) for 2001-2018 Duramax LB7 / LLY / LBZ / LMM / LML / L5P & 2003-2018 Cummins 5.9L / 6.7L

SKU: 1061825
$345.40

The BD Diesel Rear Differential Cover AA14-11.5 (1061825) is a durable, high-performance upgrade for 2001–2018 GM Duramax and 2003–2018 Dodge Ram Cummins diesel trucks. Made from heavy-duty cast aluminum, it improves axle cooling and fluid life with internal cooling fins and increased oil capacity. Features like a magnetic drain plug and stainless steel hardware ensure easy maintenance and corrosion resistance, making it ideal for towing, off-roading, and heavy-duty applications.