⚠️IMPORTANT⚠️
Read before purchase
All injectors were tested before leaving our facility and test results are recorded and stored.
NOT ALL FUEL DELIVERY ISSUES ARE FUEL INJECTOR RELATED-
Improper installation or lack of proper diagnostics may result in incorrect operation, for which the product itself may not be at fault.
Every returned injector WILL BE MATCHED against original test data.
Any return request opened as "DOES NOT WORK OR DEFECTIVE" or any other injector quality related return request
WILL BE SUBJECTED TO MONDATORY INSPECTION.
If no defect is found:
-Return may be reclassified
-Shipping cost, restocking fee or other penalties may be applied.
-Refund process will take longer due to inspections
-Fake/fraudulent returns will be reported.
If you experience any issues, we strongly encourage contacting us directly—
our lifetime warranty and return policy allows us to provide faster and more efficient solutions than standard marketplace return procedures.
Free Shipping
Give your GMC Sierra, Chevy Silverado, or compatible model the power and reliability it deserves with this remanufactured OEM ACDelco fuel injector. Each injector is precision-tested for flow, leaks, and spray pattern, ensuring smooth starts, better fuel efficiency, and long-lasting performance. Enjoy fast shipping, a lifetime warranty, and expert support—making this the smart choice for your 5.3L V8!
Compatible with the following vehicles:
- 2014 2015 2016 2017 Chevrolet Silverado 1500 5.3L V8
- 2015 2016 2017 Chevrolet Suburban 5.3L V8
- 2015 2016 2017 Chevrolet Tahoe 5.3L V8
- 2014 2015 2016 2017 GMC Sierra 1500 5.3L V8
- 2015 2016 2017 GMC Yukon 5.3L V8
- 2015 2016 2017 GMC Yukon XL 5.3L V8
REMANUFACTURING PROCEDURE
Inspection and Disassembly:
Our technicians meticulously inspect and disassemble each injector, identifying and replacing worn components.
Cleaning and Calibration:
Thorough cleaning removes contaminants, while precise calibration ensures optimal fuel delivery for peak performance.
Quality Testing:
Injectors undergo rigorous flow rate, leak, and spray pattern tests to meet our stringent quality standards.
Component Replacement:
Worn parts are replaced with high-quality components, exceeding original specifications.
Surface Treatment:
A specialized process enhances durability and corrosion resistance, ensuring longevity under tough conditions.
Reassembly and Eco-Friendly Packaging:
Injectors are reassembled with care, and eco-friendly packaging reflects our commitment to a greener future.
Features and further details
- ACDelco remanufactured fuel injector, part number A12668390
- Compatible with 2014–2017 Sierra 1500, Silverado 1500, Suburban, Tahoe, Yukon, Yukon XL 5.3L V8
- Each injector is cleaned, calibrated, and tested for flow, leaks, and spray pattern
- Enhanced durability and corrosion resistance for long-lasting performance
Install & ownership tips
- Double-check part numbers and vehicle compatibility before installation
- Use all new seals and gaskets for a secure, leak-free fit
- Professional installation is recommended for the best results
- Keep your proof of purchase to activate your lifetime warranty
- For questions or support, contact our expert team via eBay Messenger
Shipping & returns
- Handling: Ships within 24 hours.
- Delivery: Free nationwide shipping (typical 3–5 business days). Expedited, priority, or overnight via USPS/UPS/FedEx is available at checkout.
- Returns: 60‑day returns on unused/uninstalled items via eBay.
Note: Warranty excludes misuse, incorrect installation, and accidents.
Warranty & support
- Lifetime warranty covers defects in materials and workmanship; repair or replace with an identical unit.
- Keep proof of purchase to claim. Misuse, incorrect installation, and accidents are excluded.
- Friendly, knowledgeable support via eBay Messenger.