Our powerful formula maintains a healthy fuel system, adds lubrication, neutralizes acids, keeps rust and corrosion at bay, boosts cetane, and more.
TREATMENT: Use at each fill-up to turn pump diesel into “premium” fuel. Use performance dose for maximum cetane and lubricity boost. Use EDT+ Winter Defense when temperatures are below 32 degrees.
PREMIUM DOSE: 1 fl oz / 25 gallons
PERFORMANCE DOSE: 2 fl oz / 25 gallons
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$22.99–$103.49Price range: $22.99 through $103.49Select options
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Provides ultimate protection for high horsepower, high performance applications. It lubricates the entire fuel system, including upper cylinders, to reduce the wear, scuffing, and premature failure of fuel system components that are common when running racing fuel.
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$19.99Select options
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16 OZ Squeeze Bottle Premium RV Gas Additive is a multi-functional fuel additive for gasoline powered RVs that excels in cleaning fuel injectors and stabilizing fuel for long term storage for up to one year.
Now infused with LX4 Lubricity Extreme
100% SATISFACTION or your money back
GUARANTEED not to void your manufacturer’s warranty
Gray Diamond European Spec is recommended for gasoline and light-duty diesel automobiles where a mid-SAPS (Sulfated Ash, Phosphorus, Sulfur) oil is required.
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$18.95–$65.99Price range: $18.95 through $65.99Select options
This product has multiple variants. The options may be chosen on the product page