The Dr. Performance Engine Diaper is the perfect solution for engine oil retention to control "Oil Downs" during competition events. Designed for high powered diesel engines it includes a washable, absorbent pad with mounting tabs.

Engine diapers are required at most race tracks and the Dr. Performance Engine Diaper meets 7.1 and 7.2 SFI specifications so you'll breeze through "Tech" and be ready to roll.