Porsche 911 997/GT2/RS Turbo Coolant Elbow Pipes for Oil ExchangerPride Exhaust offers a solution for the weak factory plastic units that are prone to failures. This set of stainless steel coolant pipes replaces the plastic elbow's that attach to the engine block for a permanent solution. This product fixes a lesser known issue involving the plastic coolant elbow pipes that run to the two oil coolers(heat exchangers). These pipes are molded plastic and have a very thin wall where the pipe connects to the engine with