Pick up yours today: http://goo.gl/X98njw The investment cast stainless steel Evo X Exhaust Manifold is cast from 310s, and designed as an affordable alternative to traditional tubular manifolds. It not only increases airflow, which improves power, but will last much longer than stock manifolds. Check out the website for more information or to purchase your very own Evo X Stainless Stell exhaust manifold!