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Downstream 5-Wire Lambda Oxygen Sensor for Audi A4 A5 Q5 Q7

SKU: 1005012168708754-Default Title
Default Title
€49,93
-37% €79,88 €49,93

Upgrade your Audi or VW with the Downstream 5-Wire Lambda Oxygen Sensor, a precise post‑catalyst oxygen sensor designed to keep your engine running clean and efficiently. Built as a reliable aftermarket alternative, this sensor monitors the exhaust’s oxygen levels after the catalytic converter, helping the ECU fine‑tune the air‑fuel ratio for smoother idling, better throttle response, and improved emissions performance. It’s engineered to work with key models including Audi A4, A5, Q5, Q7, as well as Bentley Continental, VW Beetle, Jetta, and Passat, ensuring a seamless fit where a downstream lambda sensor matters most.

Why this sensor matters: a healthy downstream O2 sensor confirms the catalytic converter is doing its job and that the exhaust system is balanced, which translates to more consistent fuel economy and reduced tailpipe emissions. The 5‑wire heating design heats the sensor quickly for accurate readings even in cold starts, minimizing ECU adjustments that can trigger fault codes and suboptimal performance. With OEM‑style fitment and robust construction, it’s a dependable replacement that keeps your vehicle’s emissions system in check without guesswork.

Benefits & Tips

  • Improve emissions reliability by ensuring the ECU receives accurate post‑catalyst oxygen readings, helping to maintain optimal catalytic efficiency.
  • Restore stable idle and throttle response after sensor wear or contamination, reducing the likelihood of diagnostic trouble codes.
  • For DIY enthusiasts, confirm model compatibility before installation and follow proper electrical connector handling to ensure a secure, vibration‑resistant fit.

Product specifications

  • Brand: IWOKPHD
  • Type: 5‑Wire Heated Downstream Lambda Oxygen Sensor
  • Sensor Type: Magnetic / Heated (Heating Type)
  • Measuring Range: Lambda Oxygen / Air‑Fuel Ratio
  • OEM Numbers: 8R0906262D, 06K906262G, 079906262AB, 2345163, 234-5163
  • Applications (selected): Audi A4 (2018–2020), Audi A4 Allroad (2019–2020), Audi A5 (2018–2020), Audi Q5 (2013–2018), Audi Q7 (2017–2022), Bentley Continental (2015), VW Beetle (2014), VW Jetta (2014), VW Passat (2014)
  • Origin: Mainland China
  • Condition: 100% brand new
  • Warranty: 1 year (Replacement Warranty)
  • Notes: This is a downstream oxygen sensor designed to match the listed models and OEM references for precise control of the air‑fuel mixture.

Package includes:

  • 1 x Oxygen Sensor

Warnings / Reminders

  • Please check the product pictures and fitment before ordering.
  • If you’re unsure about compatibility, contact us before purchasing to avoid non‑refundable orders.
  • Items are shipped within 2 working days after payment confirmation.
  • Import duties, taxes, and charges are the buyer’s responsibility.
  • Return policy: items must be returned in original packaging; warranty covers malfunctions as described.
  • Warranty: 1 year, Replacement Warranty.

All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty.

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