BS25T30028 P.SUMAN MEDIA AND COMMUNICATION STUDIES Bardahl 5 in 1 Cleaner E85 Engine (1L). Bardahl 5 in 1 Cleaner E85 Engine SpecificationsBardahl 5 in 1 Cleaner E85 Engine cleans the engine by precisely targeting the parts most susceptible to clogging thanks to its multi purpose formula. It also protects the injection system exhaust valves turbo catalytic converter and EGR valve of engines running on E85. Packaged in a 1 litre bottle this additive is easy to use and uses the fuel as a carrier to effectively clean the engine and its peripherals without dismantling. How to use: Pour the bottle into the tank once the low fuel light is on then add 35 litres of fuel. With the engine warm run at a constant speed of between 2 500 and 3 000 rpm for 20 minutes then drive normally. Repeat the operation 1 or 2 times until the treated fuel is used up in one or more trips. Refuel as normal.