GM

Multiport Fuel Injector Set

$167.01

SKU: 12720120

In Stock
In Stock
Ships by Aug 31
Free Shipping over $200
$100 Minimum Order
30 Days Return

Description

The GM 12720120 is a genuine GM high-flow multiport fuel injector kit, containing a set of four injectors designed for gasoline engines. These injectors feature an 18mm thread size and are engineered, designed, and tested by GM engineers to ensure quality and performance. This kit is specifically intended for use in 2019-2023 GM vehicles. Vehicle fitment includes models such as Chevrolet Express 2500 and 3500, Chevrolet Silverado 1500, Chevrolet Silverado 1500 LTD, and GMC Savana 2500, among others with compatible 4.3L V6 and 6.6L V8 engines. GM Genuine Parts are guaranteed to provide a perfect fit and reliable performance. The product is sold as a set of four, ensuring all necessary injectors are included for a complete replacement.

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

BrandGM
Part Number12720120
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.

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