The Story
Add performance, durability, and longevity to your Duramax by upgrading with this complete valve spring and retainer kit from XDP. The XDP Performance Valve Spring & Retainer Kit features a conical design for better valve control over the standard straight spring. The conical design also allows for smaller and lighter spring retainers. Each spring undergoes a stress relief process and is computer load mapped to ensure quality and long term reliability. Each spring is matched within 1 lb of seat pressure to ensure consistency. Sold as a complete set with valve springs, retainers, and locks.
Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Add performance, durability, and longevity to your Duramax by upgrading with this complete valve spring and retainer kit from XDP. The XDP Performance Valve Spring & Retainer Kit features a conical design for better valve control over the standard straight spring. The conical design also allows for smaller and lighter spring retainers. Each spring undergoes a stress relief process and is computer load mapped to ensure quality and long term reliability. Each spring is matched within 1 lb of seat pressure to ensure consistency. Sold as a complete set with valve springs, retainers, and locks.
