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These details result in a significant decrease in restriction compared to the stock intake
Mirror polished
we have found that the flow restrictions were not the factory filter but the filter housing itself
WILL NOT WORK WITH DUAL RADIATOR VEHICLES
This kit was designed to avoid check engine lights
Alliant Power Remanufactured HP4 High Pressure Fuel Injection Pump These details result in aThe Alliant AP54950 Remanufactured HP4 Injection Pump is a direct replacement for the HPFP in your 17 25 L5P Duramax L5D Duramax. This reman pump is rebuilt to the highest standards and thoroughly tested to ensure years of reliability. Backed by Alliant's 2 Year Unlimited Mileage Warranty.
US$ 34.00
US$ 29.90
US$ 32.00
