


NGK Toyota RAV4 2003-2001 Direct Fit 4-Wire A/F Sensor
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
NGK Toyota RAV4 2003-2001 Direct Fit 4-Wire A/F SensorNTK is the world's largest supplier and manufacturer of OEM oxygen sensors. Oxygen sensors play a critical role as part of the vehicle's on board diagnostic system in maintaining optimal engine performance, maximizing fuel efficiency and reducing harmful emissions. While conventional switching oxygen sensors only switch rich or lean, wideband oxygen (or Air Fuel Ratio) sensors produce a linear output signal that allows the ECU determine exactly how
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Your NGK Toyota RAV4 2003-2001 Direct Fit 4-Wire A/F Sensor orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
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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.
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4.0 ★★★★★
Based on 265 reviews
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Product Reviews
★★★★★ 5
Service
Size: 14-22 2.0L hybrid
Looks like engine air filter, it’s smaller than needed; but needs to be compared. Haven’t looked at air cabin yet
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 23, 2026
★★★★★ 5
Perfect for my Honda Accord 2022
Size: 14-22 2.0L hybrid
Perfect for my 2022 Honda Accord hybrid EXL.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 6, 2026
★★★★★ 5
Amazing
Size: 18-22 2.0L
Great quality and the price is amazing!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 28, 2026
★★★★★ 5
It works and fits
Size: 14-22 2.0L hybrid
Worked perfectly.
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Reviewed in the United States on April 30, 2026
★★★★★ 5
Beautiful
Size: 18-22 1.5L
I love it
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Reviewed in the United States on April 16, 2026
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