STP super concentrated fuel injector cleaner contains concentrated detergents that help dissolve and remove harmful carbon, gum and varnish deposits on fuel injectors. Without cleaning, deposits can lead to hard starts, lost acceleration and rough idling. This product is made with jet fuel, a high-quality carrier of active ingredients. Unclogs dirty fuel injectors to restore performance in just 1 treatment.

• Brand Name: STP
• Engine Type: Gasoline
• Product Type: Fuel Injector Cleaner
• Container Size: 5.25 oz
• Amount of Fuel Treated: 21 gal
• Packaging Type: Bottle
• Treats up to 21 gallons New concentrated formulation
• Replaces Ace No. 87487
• Cleans clogged fuel injectors
• Smooths rough idle and eliminates tough starts
• Restores lost power