Home / Lawn & Garden / Parts / Fuel Additive 21205 Fuel Additive 21205Price Not Available Price may not be up-to-date. Out of Stock View Product Part Number: 21205 Brand: GOLD EAGLE Seller: Sears PartsDirect Categories: Lawn & Garden, Parts Possible Matches$11.29Sta-Bil 15225 Dieselpower!® Maximum Diesel Fuel Anti-Gel, 20 Oz. $15.21Gates 21205 Premium Molded Coolant Hose Description This fuel additive (part number 21205) is for lawn and garden equipment engines. Fuel additive 21205 keeps fuel fresh. Follow the instructions included with the part.