Login
My Account
My Cart
The site navigation utilizes arrow, enter, escape, and space bar key commands. Left and right arrows move across top level links and expand / close menus in sub levels. Up and Down arrows will open main level menus and toggle through sub tier links. Enter and space open menus and escape closes them as well. Tab will move on to the next part of the site rather than go through menu items.
Enter your truck info so we can recommend the right products for you.
Can't find it? Call us at 859-737-4966 for free advice.
Menu
Injection Pump
Injector
Programmers
Turbo Charger
Banners
Decals
Hats
Hoodies
License Plates
Shirts
Tank Tops
Show your support with a Thoroughbred Diesel t-shirt, sweatshirt, or sticker decal.
Thoroughbred Sku #: WAGWCPC6643 Manufacturer Sku #: WCPC6643
Year/Make/Model: {{year}} {{make.Name}} {{model.Name}} Edit
$600.00
2001 - 2016 Chevy Silverado 2500
2001 - 2016 Chevy Silverado 3500
2001 - 2016 GMC Sierra 2500
2001 - 2016 GMC Sierra 3500
Product Name: Wagler Dual Valve Spring Kit w/Steel Retainers Manufacturer: Wagler Manufacturer Part #: WCPC6643 Thoroughbred Diesel Part #: WAGWCPC6643 Fitment Notes: 2001-2016 GM Duramax 6.6L
Upgrade the valvetrain in your 2001-2016 GM Duramax 6.6L engine with the Wagler WCPC6643 Dual Valve Spring Kit With Steel Retainers. Designed to work with your factory spring shim, the dual valve spring kit increases seat pressure to 145lbs at 1.650 installed height.
Wagler Dual Valve Spring Kit w/Steel Retainers:
Note: Wagler Competition Products recommends the use of the Wagler WCPC6664 Push Rods with the installation of the Dual Valve Spring Kit.