Trans Mods To Handle Different Power Levels Trans Mods To Handle Different Power Levels The increasing popularity of GM’s Duramax powerplant backed by an Allison automatic has prompted a diesel subculture of […] Chris Tobin May 29, 2017 Diesel Tech / How-To GM
Testing PPE's deep transmission pan on a '15 GMC Denali Testing PPE’s deep transmission pan on a ’15 GMC Denali Diesel transmissions have quite a tough job. As horsepower levels rose on 3/4 and 1-ton […] Jason Sands February 21, 2017 Diesel Tech / How-To GM