K24Z Upper Coolant HousingApplications: K24Z Series Engines Features: Hose End 1. 25 Note: 16an fitting available as add on Will NOT work with K24A1 and K24Y Series Engines May Have fitment issues with turbos depending on size of turbo and manifold Rad cap is not included Here is the K Tuned Upper Coolant Housing. With applications for the K24Z series engines, these housings will provide several unique advantages over the stock units. The hose outlet on the K Tuned housing