








Product Description
Package included
2X Upstream + Downstream O2 Oxygen Sensor(15% increase in performance and energy)
Feature
Part Number/OEM Number
234-5019(4-wire Air Fuel Ratio Sensor): Upstream
234-4754(4-wire Oxygen Sensor): Downstream
Compatible Vehicle(for reference only)
Audi
A4 2.0L L4 Turbocharged 2011 2012 2013 2014 2015 2016 2017 2018
A4 allroad 2.0L L4 Turbocharged 2014 2015 2016 2017 2018
A5 2.0L L4 Turbocharged 2011 2012 2013 2014 2015 2016 2017 2018
A6 2.0L L4 Turbocharged 2012 2013 2014 2015
allroad 2.0L L4 Turbocharged 2013 2014 2015 2016
Q5 2.0L L4 Turbocharged 2011 2012 2013 2014 2015 2016 2017
1. We accept payment through eBay checkout. Paypal, Visa, Mastercard, American Express and Discover are all accepted.
2. An invoice will be sent to the primary email address listed on your ebay profile within 24 hours of purchase or end of auction.
Our goal is to provide a 5-star shopping experience
We accept all returns within 30 days after the parcel was delivered. Free shipping label will be offered under certain situation.
1. We sent you wrong item
2. The item has quality problem
3. The item was broken during shipping
Please contact us first if you have any problem on the order, we will do utmost to solve the problems.
Monday - Friday: 9:00 a.m. - 5:30 p.m. PST
Saturday - Sunday: Closed.
We are proud to offer quality service and we want your transaction to go perfectly.If you have any questions about this listing or the product that you've already purchased,please feel free to contact us by using the ebay link "Ask a question" above,and also please notice that no email will be replied during weekend and holidays.Thank you for your interest and we hope to do business wih you!