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HEUI Injector for Navistar (AP66957)

HEUI Injector for Navistar (AP66957)

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This injector is manufactured by Alliant Power.

This part replaces Navistar OEM Part #: 1884057C92 1884058C2 5010986R91 6914-PP 6931-PP

Installation requires removal of high-pressure oil rail. Use AP0025 High-Pressure Oil Rail Seal Kit when reinstalling oil rail.

This product contains an item which is sold exchange, meaning the old unit, or 'core' must be returned within 35 days of order shipment. For more information regarding our core and warranty policies please visit

Year Range: 2010-2014

Application: MaxxForce DT: 210 HP to 225 HP