DRIVEN Joe Gibbs JGR01006 Racing Oil 01007 XP6 15W-50 Synthetic Racing Motor Oil - 1 Quart Bottle, Case of 12 Handy 10 quart jugs, it save up to 5 per cent compared to single quart bottles A 15W-50 version of the championship proven XP1 formula, XP6 provides excellent bearing oil film thickness for high temperature protection Recommended for methanol fueled engines and for aluminum block engines Ideal for 410 sprints, high oil temperatures (up to 350F) and engines with looser clearances XP6 can run multiple races on alcohol or race gas before needing to be changed, the oil filter should be changed and top off the oil level after each race