At 65 MPH, my tach is indicating 1800 or so rpms which is at the peak torq for the DMAX and should be where the engine is most efficent.
Enthusiast
At 65 MPH, my tach is indicating 1800 or so rpms which is at the peak torq for the DMAX and should be where the engine is most efficent.
Chevy 2500HD 4x4 Duramax/Allison LB, Linex bed liner, Amsoil oil, transmission oil and air filter.
Posting Permissions
