High performance larger runners provide 45% more flow over stock with no restriction throughout the RPM range

Ready to support over 650 HP of flow

Dyno proven quicker spool times

Removes restriction of front cylinders as seen on stock manifolds, equalizing cylinder pressures

Port matched to turbocharger turbine housing (Unlike OEM Manifolds)

Thick wall durable High Sil Steel resists warping without cracking

Dyno proven gains on completely stock truck of 12 RWHP 18 RW ft-lbs with massive area under the curve

Users can expect exponential further gains when matched with other performance products pushing flow past the stock manifold abilities or in combination with Custom Tuning

Users can expect 1-2 MPG fuel savings with improved manifold port geometry

Application: 2011-2012 F-150 EcoBoost 3.5L   

Ford OEM Manifold Numbers: 



Included In The Kit:   

– 1 x    Performance Drivers Side Manifold

– 1 x    Performance Passenger Side Manifold

– 16 x  W712244-S300 – Manifold Stud F150 3.5L

– 16 x  W701706-S440 – Grade 10 Locking Manifold Nut

– 1 x    Install Manual

Note: This kit does not come with new OEM manifold gaskets or turbine housing gaskets, both of which are recommended for installation.