About this episode
Josh Gruis - UCC Competitor and owner of Jags Pro Truck Shop - joins Paul and Chris to talk about what's required to build a Cummins. The guys also remind all diesel enthusiasts to do their homework. Special Thanks to our sponsors: Wehrli Custom Fabrication WCFab.com Exergy Performance exergyperformance.com Calibrated Power Solutions calibratedpower.com Duramaxtuner.com