April 25, 2006what is the best engine oil to use? i have a 05 duramax
Forums : Chevy: Engine Tech : The best oil (412 Views)
April 25, 2006we run rotella T in every thing we have, buy it by the drum you might run the synthetic in the dmax though
August 28, 2012go for Synthetic Blend Oils. its for high powered cars that usually use for heavy loads. if your duramax do that then that is the oil for you.