Marsflex O2 Oxygen Sensor 234-5107 Upstream fit for Ford F150 Expedition Transit 150/250/ 350, Kia Soul, Audi A3 TT, Volkswagen VW CC Eos Jetta Passat GTI, Hyundai Porsche Lincoln Replace 250-25035

Cautions: Please check your vehicle fitment carefully in the product description to avoid any wrong purchase. Please check your part pictures with our pictures, especially the plug, it must be completely same.Or it will not fit your car. Application: Marsflex Oxygen O2 Sensor 234-5107 Compatible for Audi A3 TT, Volkswagen CC Eos GTI Jetta Passat, Ford F150 Expedition Fiesta Transit, BMW X5, Hyundai Porsche Kia. Durable and Reliable: Marsflex O2 sensors feature aerospace-grade stainless steel housing & high-temp ceramic core (-40℃~950℃ resistance). Laser-sealed IP67 protection withstands dust/water. Rigorously tested (10,000hrs + 500 thermal cycles) with anti-interference chip for precise signals. 80,000-100,000km lifespan, backed by12-month warranty. Proven durability worldwide!. Easy Installation: Total length 25.2 inch. Manufactured to OE specification fit form and function, durable and easy installation. Improve Fuel Economy: Marsflex oxygen sensor helps optimize fuel efficiency by providing accurate real-time data to your engine’s ECU, ensuring the ideal air-fuel ratio (14.7:1). Over time, old sensors degrade, causing incorrect fuel mixtures (too rich or too lean). Replacing them with a high-precision Marsflex sensor restores proper combustion, potentially improving fuel economy by 5-15% while reducing emissions. For best performance, we recommend replacement every 60,000–80,000 km