Ford Performance Low Profile Manifold For 7.3L Super Duty Gas Engine Ford Racing Performance Parts Sale! from 112500 /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. Ford Performance Parts is pleased to offer our all-new low-profile manifold for the 7.3L Super Duty gas engine. +10hp over stock 2020 Super Duty manifold Utilizes the 92mm GT500 throttle body M-9926-M5292 Designed for better hood clearance for 7.3L engine swaps Fits the M-6007-73 crate engine Custom engine calibration required