Billet Header Flanges For Ford Coyote Engine AlloyWerx Sale! from 49900 /per Qty. Add to Cart This item is either made to order or has limited inventory. Please reach out to confirm lead times if needed. Coyote Billet Stainless Steel Header Flanges CNC Milled out of Billet 304SS Fits Coyote Gen 1, 2, 3, Coyote Based GT350/500 & Gen 4 F150 5.0 Individual Cylinder EGT Ports (1/8NPT) Fits 1-7/8th Tube, 2” Tube, 1.5” SCH5, 1.5” SCH10 and 2” SCH10 Slotted Holes for easy install Sold as a Pair IN STOCK READY TO SHIP DIMS: 1.77” ID, .827” Overall Height, .375” flange Thickness