Which Gear Oil Should You Use?

Amsoil joins us today to talk about gear oil for Cummins, Duramax and Powerstroke trucks. Should you stick with the factory gear oil weight? What happens if you change the weight? We ask a ton of questions from our audience - don’t miss the answers!<img src="http://feeds.feedburner.com/~r/streetdieselpower/~4/6W7--wAmudc" height="1" width="1" alt=""/>