2009-2014 Acura TSX L4 2.4L 3.5L V6. The radiator is equipped with high-quality accessories, such as CNC cap and other components. 1 X CNC Machined Radiator Cap. With over 10 years of experience in automotive cooling systems, our state-of-the-art factory utilizes advanced CNC machining and TIG welding technologies to ensure the highest quality standards for every radiator we produce.