FREE SHIPPING
Free shipping on every order — no minimum purchase required.DESCRIPTION
19-22 GMC Sierra 2500 & Silverado 2500 6.6L Diesel Exhaust Oxygen Sensor – OEM-quality downstream sensor designed for precise emissions monitoring and fuel efficiency optimization in your heavy-duty truck.
- Fits 2019-2022 GMC Sierra 2500 and Chevrolet Silverado 2500 with 6.6L Duramax diesel engine
- OEM part number 1179933 for exact fitment
- Downstream exhaust position for post-catalytic converter monitoring
- Maintains proper air-fuel ratio and reduces diagnostic trouble codes
Restores accurate oxygen readings to keep your diesel running clean and efficient while preventing rough idling and poor fuel economy.
SHIPPING & RETURNS
SHIPPING
- Free Shipping on all orders — no minimum purchase required.
- Orders are dispatched within 24 hours of purchase (business days).
- Estimated delivery: 2–5 business days within the contiguous United States.
- Tracking information emailed as soon as your order ships.
RETURNS
- Exchanges accepted — we want you to be completely satisfied.
- If a part does not fit or is not as described, contact us within 7 days for an exchange.
- Items must be in original, unused condition and in original packaging.
WARRANTY
- 1-Year extended warranty available at additional cost — ask us for details.
FITMENT & COMPATIBILITY
Please verify that this part is compatible with your vehicle's year, make, model, and trim level before ordering. Part numbers and fitment details are listed in the product description. If you have any questions about compatibility, our team is happy to help — contact us by phone or email before purchasing.
Phone: (803) 723-7074
Email: sales@findmypart.shop
Hours: Mon–Fri, 9am–5pm EST
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