★★★★★ 5
Perfect fit
Perfect fit for my Accord
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Reviewed in the United States on February 15, 2026
MK4 Before-Catalyst Oxygen Sensor (VR6)
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
MK4 Before-Catalyst Oxygen Sensor (VR6)The Bosch oxygen sensor utilizes a mix of zirconium and yttrium oxides and other elements to form a tough base that withstands the intense stress to which oxygen sensors are subjected. Each element is incredibly strong for best in class performance and maximum service life. > OE Equivalent. > Direct fit for easy installation. > OE Style connectors and wire lengths. > Base ceramic probe of Zirconium and Yttrium. > Patented Platinum Power Grid. > Fine
Quick Dispatch:
Your MK4 Before-Catalyst Oxygen Sensor (VR6) orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
Order Tracking:
You'll receive a tracking link by email once your MK4 Before-Catalyst Oxygen Sensor (VR6) ships.
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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