The aFe Bladerunner exhaust Manifold will kill two birds with one stone. Most importantly the Bladerunner exhaust manifold is constructed with durability in mind. Replace your factory cracked exhaust manifold with the aFe Bladerunner which is built from 304 stainless steel with a reinforcing rib along the flange along with a ultra think wall flange at the port. The aFe Bladderunner also out flowed the factory manifold by 23% improving performance and throttle response. This manifold also features 2 EGT probe ports, matched ports and has a merged runner design to maximize exhaust flow. Once you install this awesome exhaust manifold, you will feel improved turbo spool up times, improved throttle response and performance. | aFe BladeRunner Exhaust Manifold 46-40154