APDTY 609221 EGR Exhaust Gas Recirculation Metal Steel Tube Fits 5.4L Engine On 1997-1998 Ford Expedition F-150 F150 F-250 F250 1998 Lincoln Navigator (Replaces F75Z9D477AE, F75Z-9D477-AE) Meets Or Exceeds OEM Specs Factory OEM Fit Form And Function