6.6L Duramax LB7 Turbo Rebuild Kit

  • Year

  • 2003

  • Make

  • Chevrolet

  • Model

  • Silverado 3500

  • Engine

  • Duramax LB7

  • Size

  • 6.6L

Revive the heart of your 2003 Chevrolet Silverado 3500 with a 6.6L LB7 engine using our premium turbo rebuild kit. Specially designed to rejuvenate your turbocharger's performance, this kit offers a seamless blend of durability and performance, ensuring an improved boost response for exhilarating power delivery. By restoring your turbocharger to its original performance, you can extend its lifecycle and prevent untimely downtime, ideal for both diesel enthusiasts who crave optimal performance and mechanics seeking reliable, long-lasting solutions. Invest in our turbo rebuild kit and enjoy the benefits of increased power and efficiency for your Silverado 3500.

View Turbo Options

Our Turbos

  • LB7 64mm drop in turbo LB7

    LB7 RDS 01-04 Duramax Prostock Turbocharger Brand New

    $1,550.00

    -

    Select options This product has multiple variants. The options may be chosen on the product page
  • LB7 64mm drop in turbo LB7

    LB7 RDS 64mm 01-04 Duramax Turbocharger Brand New

    $1,650.00

    -

    Select options This product has multiple variants. The options may be chosen on the product page

  • LB7 RDS 64mm 01-04 Duramax Supercore Turbocharger Brand New

    $875.00

    -

    Select options This product has multiple variants. The options may be chosen on the product page
  • LB7 68mm Turbo

    LB7 RDS 68mm 01-04 Duramax Turbocharger Brand New

    $1,950.00

    -

    Select options This product has multiple variants. The options may be chosen on the product page

What’s Included

  • New seals and bearings – Engineered to match or exceed OEM durability
  • Optional Upgrades – Upgrade options available
  • Compressor & turbine wheels – Precision-balanced for smooth spool-up
  • Gaskets & O-rings – Everything needed for a leak-free reassembly

Every component is rigorously tested for performance and reliability.

Why Choose Ryan’s Diesel?

High End Diesel Products Is Our Specialty

Ryan’s Diesel Service is no stranger when it comes to the manufacturing of high-end diesel products.

Learn more about us HERE

Warranties on Our Turbos

Outlined on product pages and HERE

All Turbos Are Manufactured in House

We believe all products should be manufactured in-house to maintain high levels of quality control.

Our Customers Love Us

Over 100 Reviews on google with a 4.8 star rating. View HERE

High End Machining

We currently have a HAAS VF4 5-axis machining center which runs a fair majority of our products. We also have a HAAS TL-1 lathe.

Turbo balancing is all done in-house on either our West Coast Balancer WCB30 or CWT industries balancer.

  • OEM+ or upgraded options for Chevrolet Silverado 3500
  • Expert diesel techs validate every kit
  • Fast shipping – Most orders ship same-day
  • Dedicated U.S.-based support
About Ryan’s Diesel

Compatibility

This kit fits Chevrolet Silverado 3500 with the 6.6L Duramax LB7 including:

  • 2003 Chevrolet Silverado 3500
  • 2004 Chevrolet Silverado 3500
  • 2001 Chevrolet Silverado 2500HD
  • 2002 Chevrolet Silverado 2500HD
  • 2003 Chevrolet Silverado 2500HD
  • 2001 Chevrolet Silverado 3500
  • 2002 Chevrolet Silverado 3500
  • 2004 Chevrolet Silverado 2500HD

Need Help?

Call us or chat with a turbo expert. Our diesel techs are here to help you get back on the road, fast.

Contact Us