Doc's Diesel Workhorse Additive Kit duramax High-quality DEF that protects your

High-quality DEF that protects your after-treatment system

This Group V Ester helps resolve problems like erratic shifting

DAPEACF-058

tighten to 17-24 ft-lbs / 22-34 Nm

Doc's Diesel Workhorse Additive Kit duramax High-quality DEF that protects yourDocs Diesel Workhorse Additive Kit: Modern diesel engines deliver serious power, but they demand serious protection. Low lubricity fuel, injector deposits, soot buildup, and internal friction slowly rob performance and lead to expensive repairs. This kit was built to protect your diesel the right way, not with a single additive, but with a complete protection strategy. 24 7 Diesel Treatment goes in every tank to support fuel lubricity, maintain