Enhancing performance of the 6.6L Duramax L5P diesel engine that powers '17-to-current GMC and Chevrolet trucks is not an easy proposition. General Motors' calibration engineers have made it very ...
Diesel enthusiasts looking to upgrade the turbocharger on their 2017 through 2019 Duramax turbo-diesel L5P V8 engine can now turn to Wehrli Custom Fabrication for its latest single turbo upgrade kit.