Air and Fuel› Fuel Injection Systems and Components - Electronic

ACDelco

Fuel Injector Set 4.8L 5.3L 6.0L

$499.99

SKU: 25317628

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Overview

The NPBoosted 25317628 is a set of remanufactured OEM fuel injectors designed for 1999-2007 GM Vortec V8 engines. This set fits 4.8L, 5.3L, and 6.0L displacements. Each injector is professionally cleaned, tested, and flow-matched to within ±1% to ensure a smooth idle, balanced air-fuel ratio, and reliable operation.

These injectors feature a multi-stage ultrasonic cleaning process and include all new serviceable components such as O-rings, filters, seals, and spacers. They offer a plug-and-play installation, acting as a direct replacement for the factory injectors.
Show original supplier description
The NPBoosted 25317628 fuel injector set offers a remanufactured OEM solution for 1999-2007 GM trucks and SUVs equipped with 4.8L, 5.3L, or 6.0L Vortec engines. These injectors are professionally rebuilt in-house, undergoing a comprehensive restoration process that includes electrical resistance testing, multi-stage ultrasonic cleaning, back-flushing, leak testing, spray pattern verification, and flow matching to within ±1% (both static and dynamic). Each injector is guaranteed to fit the specified Vortec engines and comes with new O-rings, filters, seals, and spacers for a complete installation. The plug-and-play design ensures direct replacement of the factory injectors, simplifying the installation process. This set is sold as a complete, matched set to maintain consistent performance across all cylinders. This fuel injector set is designed for a wide range of GM vehicles, including Chevrolet Silverado 1500, 2500, and 3500 models, as well as GMC Sierra 1500, 2500, and 3500 models. It is also compatible with select Tahoe, Suburban, Yukon, Express, and Savana models that feature the 4.8L, 5.3L, or 6.0L Vortec engines.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandACDelco
Part Number25317628
CategoryAir and Fuel
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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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