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Suitable for 2Pcs O2 Sensor
for Chevy Silverado Tahoe GMC Sierra
Replaces OE: 234-4940 234-4974
Resolves Symptoms:
Persistent Check Engine Light
Rough Idle
Poor Fuel Economy
Lean Hesitation
Check if your car is compatible
This helps guarantee fitment of parts.
Delivery Free
Jul 24 - Jul 27
🚚 Fast US Local: Dispatched quickly from our local US warehouses for swift delivery.
2-Year Warranty
🛡️ Quality Coverage: Protects against any manufacturing defects for 2 full years.
🔄 Free Replacement: We will provide a brand-new replacement for free if any quality issues occur.
60-Day Return & Refund
📦 Free Returns & Exchanges: Zero costs to you if the product has any quality issues.
💰 Full Refunds: 100% money-back guarantee within 60 days for defective items.
Review Rewards & Cashback
Share an install photo & review to unlock tier rewards:
🥈 Under $50
3% Off Next Order
🥇 $50+ Orders
5% Direct Cashback
🔥 Tip: Buy a Combo Set to easily hit $50 and unlock 5% Cashback!
💡 How to claim: Email a screenshot of your review to our support team.
$34.95
- No other fees; this is the final payment price
- Get rid of your car's malfunctions and start a pleasant driving journey
Automotive-Leader Sensors
Vehicle Compatible
|
Year
|
Make
|
Model
|
|---|---|---|
|
2015-2018
|
Cadillac
|
Escalade
|
|
2014-2017
|
Chevrolet
|
Silverado 1500
|
|
2015-2018
|
Chevrolet
|
Suburban
|
|
2015-2018
|
Chevrolet
|
Tahoe
|
|
2014-2017
|
GMC
|
Sierra 1500
|
|
2015-2018
|
GMC
|
Yukon
|
|
2015-2018
|
GMC
|
Yukon XL
|
Product Specifications
Warranty & Support: 2 Years + 24/7 Technical Support
|
Item
|
Specification
|
|---|---|
|
Core Part Number
|
234-4940
Interchange: 12659516, 12659516, 12666612, 21581, F00HL00421, 18187, LSH-25W |
|
Position
|
Exhaust System, Upstream (Pre-Catalytic Converter)
|
|
Key Parameters
|
- Sensor Type: Heated
- Wire Quantity: 4 Wires - Wire Harness Length: 13.19 in - Fit Type: Specific |
|
Core Part Number
|
234-4974
Interchange: 12657188, 12655678, 12657188, 21075, 12661898, 12643708, F00HL00410, 18054 |
|
Position
|
Exhaust System, Downstream (Post-Catalytic Converter)
|
|
Key Parameters
|
- Sensor Type: Heated
- Connector Gender: Male - Mounting Type: Threaded - Thread Diameter: 0.708 in - Wire Quantity: 4 Wires - Wire Harness Length: 13.19 in |
Package Content :
2PCS (12659516 Upstream+12657188 Downstream) Oxygen Sensor