Shop Our Categories www.liquidperformancedirect.com Search site View cart AUTOMOTIVE Best Selling Exterior Interior Fuel Additives POWERSPORTS Best Selling Products Motorcycle Fuel Additives Hog Wash Brand: V-Twin Detailing & Performance Motorcycle Coolants MARINE Best Selling Marine Marine Cleaning Supplies Marine Fuel Additives Marine Polishes Marine Waxes ACCESSORIES Exterior Washing & Drying Foam Cannons FUEL ADDITIVES GARAGE & SHOP Submit search Fuel Additive Information Nav Menu 3 Nav Menu 4 Nav Menu 5 Nav Menu 6 Nav Menu 7 Nav Menu 8 Home > AUTOMOTIVE > Diesel Doctor - 4 oz. Our Price: $8.49 Product Code: 0824 Qty: Description Liquid Performance Diesel Doctor Complete Fuel System Treatment is your one step fix to all Diesel Fuel problems. It’s full synthetic formula contains no alcohol, increases cetane, prevents water build up, prevents gelling to -40°, prevents algae growth, and reduces smoking. Diesel Doctor increases horsepower and fuel mileage. This product is EPA Registered. Add 1 oz of Diesel Doctor Complete Fuel Treatment to every 10 gallons of diesel fuel. Related Items Ethanol Equalizer - 1 Gallon Ethanol Equalizer - 1 oz. LP-33 Penetrating Lube - 11 oz. Diesel Doctor - 1 Gallon Our Price: $129.99 Our Price: $3.29 Our Price: $9.99 Our Price: $129.99 Microfiber Detailing Cloths SiO2 Ceramic Foam Cannon Soap - 64 oz. Poly Wax - 8 oz. Brake and Parts Cleaner - 14 oz. Our Price: $8.99 Our Price: $17.99 Our Price: $13.99 Our Price: $7.99 Share your knowledge of this product. Be the first to write a review »