Standard Motor Products PR437 Fuel Pressure Regulator. Standard Motor Products PR437 Fuel Injection Pressure Regulator. Fuel Injection Pressure Regulator. This item may interchange to the following part numbers from other brands. To confirm that this part fits your vehicle, enter your vehicles Year, Make, Model, Trim and Engine in the Compatibility Table. Our fuel pressure regulators are application specific for the perfect fit and form. A robust engineering design for greater resistance to leakage. With industry leading expertise, when original equipment fails our products are designed to fix the inherent failure issues. Contents: Includes Caution Sheet. Fits: 01-04 Chevrolet Silverado 2500 HD, 01-04 Chevrolet Silverado 3500, 01-04 GMC Sierra 2500 HD, 01-04 GMC Sierra 3500, 03-04 Chevrolet C4500 Kodiak, 03-04 GMC C4500 Topkick, 03-04 GMC C5500 Topkick, 03-04 Chevrolet C5500 Kodiak. We carry performance and replacement parts, along with every consumer item you’ll ever need. Our goal is to exceed your expectations. And we’ve built a system to do just that. And we guarantee it. Our company combines hard-core drag racers and auto enthusiasts with tech-savvy engineers and developers – all car lovers – to create a webstore that gives you an unmatched shopping experience – and we deliver it fast. Unlike traditional brick-and-mortar retail outlets, our inventory isn’t limited to what we can pack into a storefront or what a counter clerk may be able to find. A better shopping experience, for every product for every car, whenever you order. All orders are immediately sent to our distribution centers which may impact your ability to cancel the order once it’s placed. Many parts are stocked in more than one warehouse location. PartsHawk stands behind every item we sell. Occasionally, there may be an issue with your item or your order and we will do our best to ensure you are 100% satisfied. Large Parcel Items : For large items bumpers, side steps, bed covers, etc. All accessories & hardware. Any documents and instructions. Placing an order outside the US is easy! At times there is a delay in the carrier’s tracking for updates. Please allow up to 24 hours for your tracking to update. If you still do not see any movement, please contact our Customer Service Department and we will be happy to assist. Please feel free to reach out to us and we will provide additional details. Do I have to be there to sign for my package? There is no additional cost to you for this service. Leave by back door, leave with neighbor, place in the planter on the left of my garage, etc. We recommend leaving a note for the carrier on the door nearest to the street as we do not have a way to communicate those requests for you. How can I get a copy of my receipt or invoice? How do I know if this part will fit my vehicle? Check the vehicle compatibility guide above or just reach out to us. Thank You For Shopping.