Skip to product information
O2 Oxygen Sensor Compatible with Chevrolet Chevy Silverado 4.3L 2014-2018
$83.99
Sale price
$83.99
Regular price
$115.99
FREE shipping on this itemShips from West Long Branch, NJ. Typically arrives in 3–7 business days.
30-day returnsChanged your mind? Send it back within 30 days. Return policy
Secure checkoutQuestions? Call 1-888-460-3822 · Mon–Fri 9–5 ET
Key features
- Compatible with: Chevy Silverado 1500 4.3L 5.3L 6.2L 2014-2017, Suburban 5.3L 2015-2018, Tahoe 5.3L 2015-2018. Compatible with: GMC Sierra 1500 4.3L 5.3L 6.2L 2014-2017, Yukon XL 5.3L 6.2L 2015-2018.
- Replacement part number: 234-4940, 12666612, 21581, F00HL00421, 18187, 12657188, 234-4974, 12655678, 21075, 12661898, 12643708, F00HL00410, 18054
- Premium Heat-Resistant Construction: Manufactured with high-temperature resistant materials that withstand up to 650℃, featuring durable sensing elements for stable performance and extended service life under harsh exhaust conditions.
- Fast Response & Engine Protection: Delivers quick and accurate oxygen level detection to optimize air-fuel ratio, effectively fixing rough idle, stalling, poor acceleration and reducing harmful emissions for smoother engine operation.
- Direct Plug-and-Play Design: Precisely manufactured with OE-standard connectors and wiring harness, no modifications or splicing required, ensuring a secure fit and hassle-free installation for DIY and professional repairs.
Free shipping on orders $50+. 30-day hassle-free returns.







