Meziere WAM401 — 4 to 1 Coolant Manifold #12an to 1.50in Hose

Some of the more exotic performance engines using sheet metal intake manifolds no loger use the factory water exits. The aftermarket heads often provide exits at all four ends and the four hoses need to return coolant to the radiator. Here's a clean way to combine four hoses into one top radiator hose.