Welcome to Warranty Killer Performance!
Heavy duty plug
Made from steel
Includes premium o-ring
Our fuel rail plug kit replaces the stock or shimmed pressure relief valve. Removing the stock pressure relief valve will help maintain fuel rail pressure during full throttle driving by completely blocking the pressure relief port. It also helps eliminate low fuel rail pressure DTC cod...
We will notify you when this product becomes available.
WKP FAST PASS (RUSH PROCESSING - 24 HOURS)
Our fast pass guarantees that your tuning device and/or tunes will be shipped out or available to you within 24 business hours. The standard processing time is 2-3 business days.
• Skip the wait, go straight to the front of the line
• For all Cummins, Duramax and Powerstroke tunes and de...