Home / Parts & Accessories / Consumables / Lubricants & Sealants Product Description Classic Etha-Guard Plus Ethanol Stabiliser Code: DA5459 250ml bottle One bottle treats 250 litres of fuel Description Stabilises E5 & E10 ethanol petrol. Fully compatible with catalytic converters, Etha-Guard Plus offers the best protection against ethanol damage for drivers of younger and modern classics. Etha-Guard is an additive that counteracts ethanol's hygroscopic nature, preventing moisture and subsequent acidity in your fuel system. Etha-Guard protects both in use and in storage, stabilising the fuel to prevent moisture absorption and separation. All products in the Valvemaster Fuel Additive range contain Etha-Guard. Classic Etha-Guard Plus is compatible with catalytic converters, so can be used by owners of younger and modern classics who do not require valve seat protection. 2 in 1 Formula Etha-Guard ethanol stabiliser: Enables use of E5 & E10 petrol with or without a catalytic convertor. Prevents corrosion in fuel systems. Prevents acidity in ethanol fuel. Keeps fuel system clean. Protects your vehicle in use or storage; also prevents damage to fibreglass fuel tanks. Octimise Plus friction modifier: Enhanced performance and economy. Increases acceleration by up to 3% and increases economy by up to 2%. Specifications SKU DA5459 Brand Castrol Product Code DA5459 Customer reviews No reviews left yet Write A Review Most RecentTop Rated Description Classic Etha-Guard Plus Ethanol Stabiliser Code: DA5459 250ml bottle One bottle treats 250 litres of fuel Description Stabilises E5 & E10 ethanol petrol. Fully compatible with catalytic converters, Etha-Guard Plus offers the best protection against ethanol damage for drivers of younger and modern classics. Etha-Guard is an additive that counteracts ethanol's hygroscopic nature, preventing moisture and subsequent acidity in your fuel system. Etha-Guard protects both in use and in storage, stabilising the fuel to prevent moisture absorption and separation. All products in the Valvemaster Fuel Additive range contain Etha-Guard. Classic Etha-Guard Plus is compatible with catalytic converters, so can be used by owners of younger and modern classics who do not require valve seat protection. 2 in 1 Formula Etha-Guard ethanol stabiliser: Enables use of E5 & E10 petrol with or without a catalytic convertor. Prevents corrosion in fuel systems. Prevents acidity in ethanol fuel. Keeps fuel system clean. Protects your vehicle in use or storage; also prevents damage to fibreglass fuel tanks. Octimise Plus friction modifier: Enhanced performance and economy. Increases acceleration by up to 3% and increases economy by up to 2%. Reviews No reviews left yet Write A Review Most RecentTop Rated Attributes SKU DA5459 Brand Castrol Product Code DA5459 Customer Reviews Classic Etha-Guard Plus Ethanol Stabiliser 250ml Product Code DA5459 £17.80 Login to add this product to your wishlist.