AP63462 Intake Manifold Air Temperature (IAT) Sensor Coolants & Additives sometimes called the "Blue Spring

sometimes called the "Blue Spring Update" using this kit from Alliant to help maintain adequate fuel pressure

E Series Navistar Navistar T444E T444E Navistar 1994 to 2005 Navistar DT466E DT466E

$200 refundable core fee on ported fuel rails

beware of cheap knock-offs that tend to swell and break off into your cylinders

3C3Z-9T517-AG

AP63462 Intake Manifold Air Temperature (IAT) Sensor Coolants & Additives sometimes called the "Blue SpringAP63462 Intake Manifold Air Temperature (IAT) Sensor Product Description: Intake Manifold Air Temperature (IAT) Sensor Product Family: Sensors OEM Numbers: 1836539C91 3C3Z 12A697 AA DY 984 Make Model Years Engine Model Notes Notes Ford 4. 5L LCF 2006 Ford 4. 5L Power Stroke 4. 5L LCF Ford F 250 2003 to 2010 Ford 6. 0L Power Stroke F Series, Excursion, E Series Ford F 350 2003 to 2010 Ford 6. 0L Power Stroke F Series, Excursion, E Series Ford F 450