Detroit Diesel DD13, DD15, DD16 Fuel Injection Pump

Core Charge Policy If you do not check this box, your product will not ship until Diesel Pro receives a qualifying core. See our core policy by clicking return policy at the bottom of the page. Checking this box adds a “Core Charge” to the product. This means the product will ship, you will pay the core charge, and you will be refunded when Diesel Pro receives an acceptable core.