The SR20DET manifold gasket is designed for models S14, S14a, and 15, specifically for use under the manifold in the SR20DET engine. This gasket features a multi-layer structure with ribs for superior adhesion. It includes spacers made of 100% stainless steel, ensuring high resistance to temperatures exceeding 1000 degrees Celsius. This product is especially recommended for engines that have undergone mechanical tuning.