15% More Air Flow & Less Lag. Genuine Oil Feed Pipe Is Included. (Shown in the first picture). Hyundai Accent CRDi MK III 1.5L - 2005-2010. Hyundai i30 CRDi VGT MK 1.6L - 2007-2011. Oil feed pipe supplies engine oil from the engine block directly to the turbo's bearing system, securing lubrication and cooling for the turbo shaft.