19-21 Duramax L5P Stealth Module T-Shirts 75" stock intercooler tube you'll

75" stock intercooler tube you'll lower EGTs while increasing fuel economy

Opens and Closes Electronically with Keyfob

The included Type K thermocouple assures maximum accuracy and minimum response time

6L Duramax

Sold as a Set of 6

19-21 Duramax L5P Stealth Module T-Shirts 75" stock intercooler tube you'llMake your diesel have more efficient power and fun to drive with our Chevy GMC Duramax L5P 6. 6L Diesel Performance Module exclusively for Chevy GMC Duramax years 2019 2021. Your module will be a stand alone computer that simply plugs in under the hood of your truck. It will not increase fuel volume, so theres no need for any other modifications. Make your truck work smarter, not harder! Get that extra boost in performance without any harmful side