Inquiry (采购产品): Research on Delvac vs Delo Is there information pertaining to Delvac Diesel Oils that can be useful for assisting with a client who is considering changing from Delo 400 15W-40 to Delvac 1300 15W-40. This customer is asking me to prove to them that Delvac is a better product through documentation. Please help. **** Hidden Message ***** Tracy Ridout 98563 Company: Masco Petroleum E-mail: marvel@techline.com **** Hidden Message ***** marvel@techline.com
