APDTY 015359 Glow Plug Wire Wiring Harness Left or Right 2003-2004 Ford Excursion F250 F350 F450 F550 w/ 6.0L Diesel (20.5" Long; Replaces 4C3Z 12A690-BA, 4C3Z 12A690-AA, 1845915C9, 1845793C9) Meets Or Exceeds OEM Specs Factory OEM Fit Form And Function