Chevy and GMC Duramax Diesel Forum - View Single Post - Service for your Allison, what do you guys do and use?
View Single Post
post #9 of (permalink) Old 12-03-2019, 07:24 PM Thread Starter
Ball Man
Junior Member
Join Date: Sep 2019
Posts: 31
Ok, so i have narrowed it down to Mobil Delvac and Castrol Transynd as my two choices. Anyone have experience with either or hear of anything negative about either brand?
Ball Man is offline  
For the best viewing experience please update your browser to Google Chrome