An oil filter housing first portion having an oil filter housing first portion first end, an opposing oil filter housing first portion second end, an oil filter housing first portion first surface and an opposing oil filter housing first portion second surface, the oil filter housing first portion first end defining an oil filter tube, the oil filter housing first portion second end defining first and second flow ports, the oil filter housing first portion first surface adapted for a secured connection with an internal combustion engine;

an oil filter housing second portion having an oil filter housing second portion first surface, an oil filter housing second portion second surface opposing the oil filter housing second portion first surface, a perimeter wall extending fully around the oil filter housing second portion and orthogonally away from the oil filter housing second portion first surface, the oil filter housing second portion defining first and second holes extending through the oil filter housing second portion from the oil filter housing second portion first surface to the oil filter housing second portion second surface, the oil filter housing second portion disposed on the oil filter housing first portion such that the first flow port extends through the first hole, the second flow port extends through the second hole, and the perimeter wall extends toward the oil filter housing first portion;

an oil filter adapted to be disposed within the oil filter tube; and

an oil cooler adapted to be secured to the oil filter housing first portion first surface.