Ending today, Advance Auto Parts offers the Permatex Fast Orange Grease X Mechanic's Laundry Detergent 40-oz. Bottle for $12.99. Redeem this mail-in rebate to cut that to $0. With free shipping, that's tied with last week's mention and the lowest price we could find now by $20. It's formulated to remove up to 99% of automotive stains and odors and helps repel future stains.