O2 Oxygen Sensor Audi 02-04 A6 Quattro 2.7L Upstream & Downstream

Fitment

• Audi | A6 Quattro | 2002~2004 | 2.7L
• Audi | Allroad Quattro | 2002~2005 | 2.7L

Product Specifics

• Type: Oxygen Sensor
• Other Part Number: 1A-16121, A-25689, A-16978
• Custom Bundle: Yes
• Modified Item: No
• Number of Pieces: 4
• Thread Size: M18
• Terminal Type: Blade
• Universal Or Specific Fit: Specific
• Attachment Method: Screw-On
• Output Signal Range: 0.2V To 0.8V
• Mounting Type: Threaded
• Pin Quantity: 4, 4, 4, 4
• Position: Upstream, Downstream, Sensor 1, Sensor 2

Note

1. ONLY a defective sensor after being tested by a voltmeter is applied to the manufacturer's warranty.

2. 20% restocking fee is required if the buyer bought the wrong items due to not paying attention to fitment information and asking for a return.

3. The Price, Quality & Functionality of the O2 Sensor is fully covered under our warranty & return policy. However, a refund for any labor cost, expense in a dealer shop, or damage due to the wrong installation is NOT covered.