Shop Blessed Performance for the Wagler Dual Valve Spring Kit with Steel Retainers for your 2001-2016 GM 6.6L LB7/LLY/LBZ/LMM/LML Duramax diesel. Designed to work with your factory spring shim, the dual valve spring kit increases seat pressure to 145lbs at 1.650 installed height.
Highlights:
- 145lb Seat Pressure @ 1.650 Installed Height
- Works With The Factory Spring Shim
- Coil Bind @ 1.090
Note:
Wagler Competition Products recommends the use of the Wagler Push Rods with the installation of the Dual Valve Spring Kit.
THIS PRODUCT CAN NOT BE SHIPPED TO CALIFORNIA