OptiTorque Patriot Series Cylinder Head Stud Kit - 12 Point Nuts - Chromoly - Ford EcoBoost 4-Cylinder FTH2001004001 These reducers have built-in O2

These reducers have built-in O2 sensor bungs

Machined from billet aluminum and featuring a modern trussed design

one 3/8" NPT inlet and is adjustable from 5 to 12 psi

Ram Fullsize Truck 2013-17

Dominator2 / K1 Pro / K1 Sport / GP2 Youth

OptiTorque Patriot Series Cylinder Head Stud Kit - 12 Point Nuts - Chromoly - Ford EcoBoost 4-Cylinder FTH2001004001 These reducers have built-in O2Product Description: Cylinder Head Stud Kit Patriot Series 12 Point Nuts Chromoly Black Oxide Ford EcoBoost 4 Cylinder OptiTorque produces premium quality fasteners for a wide range of automotive applications. From stock rebuilds to hard core racing builds, OptiTorque fasteners are USA made and designed, featuring premium materials and designed to meet or exceed OEM specs.