The 6.7 Cummins and 6.6 Duramax diesel engines are both reliable and solid, but they do differ in some ways. Here's the ...
After Caterpillar stopped building on-highway engines in 2009, the main fight is between Detroit and Cummins when it comes to the best commercial diesel engines ... as it was more fuel-efficient ...
Results that may be inaccessible to you are currently showing.
Hide inaccessible results
Feedback