The Difference between a Typcial chip &
US Diesel Module.
30 day Customer Satisfied Guarantee - US Performance Diesel Module
You Have 30 Days to Test Drive the US Performance Module To be Satisfied with the RESULTS.
1 Year Warranty - on US Performance Diesel Module
US Performance Module Free From Defect in Materials & Workmanship
Call Toll Free: 1-800-816-6985
Outside the US: 1-406-422-0675