BD Diesel 1043001 Exhaust Manifold Set 2011-2016 Ford F-150 3.5L EcoBoost

Exhaust Manifold Set 2011-2016 Ford F-150 3.5L Ecoboost Enhanced Direct Bolt-On Port-Matched Pair Breakdown of Included Items BD Diesel 1043001 Features: 3 Addition stud locations eliminate the potential for warping and cracking Proprietary thick-walled high-silicon ductile cast iron manifolds improve strength 15 mm longer exhaust studs and spacers decrease gasket blowouts Ports are matched to the cylinder head to enhance efficiency Provides faster turbo spool up Replacement for Ford OEM: BL3Z-9430-B BL3Z-9430-D BL3Z-9431-B BL3Z-9431-D Note: To improve installation use BD Diesel 1043002 Install kit sold separately