
The Story
This AFC spring is perfect for all P-Pump trucks that have large injectors, and big turbo set ups. It's much stiffer than stock to help control over fueling, high EGT's, and big clouds of ugly black smoke.
Description
This AFC spring is perfect for all P-Pump trucks that have large injectors, and big turbo set ups. It's much stiffer than stock to help control over fueling, high EGT's, and big clouds of ugly black smoke.




















