HPI Engine After Run Oil (50ml)

HPI Engine After Run Oil (50ml) Use HPI Engine After Run Oil to properly maintain your nitro engine - just a few drops after a day of running will keep your engine in top shape and ready to go for the next time you take it out.Also available is HPI Air Filter Oil for all nitro- and petrol-powered models, plus 2-Stroke One Shot Engine Oil for petrol 2-stroke engines.