Engine Cleaner - Ardex Purple Rush Concentrate - Heavy Duty Cleaner - Degreaser Ardex Engine Cleaner - Degreaser Concentrate Multi Purpose - Use For Tires, Engines & Interiors Body Shop Safe, Highly Concentrated In The Box: 1 Gal. Purple Rush Concentrate 32oz Pistol Bottle with side mix ratio guide & Trigger Sprayer (color & style may vary)