We Value Your Business

Choose Category

Choose Brand

Customer Service

Hours of Operation

Monday-Friday
8am to 5pm PST


By Phone

Toll Free: 888-623-4373

Local: 714-848-2170


By Fax

Fax: 714-841-5752


By Email

Sales: [email protected]

Service: [email protected]

Returns: [email protected]

Specials

You are here: Home > Transmissions > 01-04 GM 6.6L Duramax LB7

We found 44 results matching your criteria.

Transmissions Parts & Products for Diesel Trucks

Transmissions Parts & Products for Diesel Dodge, Ford & Chevy/GMC (GM) Trucks

Welcome to the leading Diesel Transmission retailer. OC DIESEL is the number one source for diesel performance parts at guaranteed low prices. Buy now and receive excellent customer service and fast shipping, we will settle for nothing less than the best.

OC DIESEL offers a wide selection of Diesel Transmissions, both auto and manual transmissions, for most diesel trucks, motorhomes, and RV owners. Experience the benefits of increased durability and engine performance. . . Whether your diesel is used for recreation, heavy towing, daily driving, drag racing, sled pulling, or mud bogging; the addition of a an aftermarket Transmission can help improve durability, longevity, overall performance, and fix known problems with factory OEM transmissions. We also carry a large selection of Transmission replacement parts, accessories and components, for diesel trucks.

Shop Transmission Parts & Products for Diesel Ford, Dodge and GM Trucks at Unbeatable Prices (Check out our Price Beat Guarantee + $10) - Fast Shipping - Expert Service on Diesel Transmissions Parts & Products - Buy Transmissions from OC DIESEL Today!

our most popular products...

ATS Diesel 3029454248 Five Star Torque Converter Torco MTF Manual Transmission Fluid - TC A200022C Torco MTF Manual Transmission Fluid - TC A200022CE Torco RTF 100% Synthetic Racing Transmission Fluid - TC A220015C
Torco RTF 100% Synthetic Racing Transmission Fluid - TC A220015CE Torco ATF 100% Synthetic Automatic Transmission - TC A220085C ATS Diesel 3029304248 Triplelok Torque Converter ATS Diesel 3029504248 Five Star Torque Converter
ATS Diesel 3039004248 Performance Valve Body ATS Diesel 3049104248 Allison Billit Input Shaft ATS Diesel 3059004248 Billet Flex Plate ATS Diesel 3099134248 2WD Allison LCT1000 Stage 1 Automatic Transmission with PTO
ATS Diesel 3099154272 4WD Allison LCT1000 Stage 1 Automatic Transmission with PTO ATS Diesel 3099254248 4WD Allison LCT1000 Stage 2  Automatic Transmission with PTO ATS Diesel 3099334248 2WD Allison LCT1000 Stage 3  Automatic Transmission with PTO ATS Diesel 3099354248 4WD Allison LCT1000 Stage 3 Automatic Transmission with PTO