The ProMAXX3.5L EcoBoost Exhaust Manifold Repair (EMR) ProKit facilitates the extraction of broken exhaust manifold mounting studs/bolts in Ford 3.5L EcoBoost engines in Expeditions, F-150, Transits, and Lincoln Navigators. Bolt the jig to the cylinder head in any position using precision mounting fasteners. Machine shop-grade drill bits, which can drill through hardened titanium, make quick work of broken bolts. Use the kit’s ProTap to restore the threading to factory new. The ProKit Plus version includes the PowerCut Pack. It contains Platinum PPM188 bits that easily bore through hard material such as titanium fasteners, broken screw extractors, drill bits, and taps.