Your GMC truck or SUV deserves injectors that work as hard as you do. At Precision Auto Injectors, we rebuild OEM GMC fuel injectors to deliver dependable power, whether you’re towing, hauling, or driving cross-country. Every set is ultrasonically cleaned, flow matched within 2%, tested on ASNU benches for spray quality, and backed by a lifetime warranty. Trusted by owners of 4.8L, 5.3L, 6.0L, 7.4L V8 and many engines across the country.
What Makes Our Rebuilt GMC Injectors Different?
- OEM injectors rebuilt for factory-spec performance and durability
- Flow tested and matched for smooth idle, throttle response, and fuel economy
- Fits popular GMC workhorse engines: 4.8L, 5.3L, 6.0L, 7.4L V8s + More!
- Lifetime warranty and 60-day hassle-free returns for peace of mind
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