CALL OUR PARTS DEPARTMENT FOR PRICING DISCOUNTS These are new OE HEUI injectors-not aftermarket will fits or rebuilt. They are the same as what originally was installed in the engine when the vehicle came off the assembly line. These injectors can be identified by the "AB" code on the injector solenoid. Alliant Power is the exclusive supplier of brand-new, genuine original equipment, HEUI® fuel injectors for 1994-2003 7.3L Ford Power Stroke. WARRANTY: Alliant Power injectors are warranted for 13 months/unlimited miles. The warranty period commences the day the product is delivered to the original consumer/purchaser. Alliant Power warrants that it will replace, free of charge, any product which, under normal conditions of use and service, proves to be defective in material or workmanship and is within the warranty period. A core charge of $250.00 will be applied to your credit card account, if the old core is are not returned within 30 days you will get credit. Fell free to call our parts department at 800-891-8038 with any questions.