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Bosch 17326 - Air / Fuel Ratio Sensor (Upstream)
MPN: 17326
The Bosch 17326 Air/Fuel Ratio Sensor is essential for monitoring oxygen levels, ensuring optimal air-fuel mixture and reducing emissions in your Audi.
Vehicle Specific
Check if this part fits your vehicle.
Product Overview
The Bosch Air / Fuel Ratio Sensor (MPN: 17326) is an essential component designed for optimal performance in your European vehicle, specifically Audi models. This upstream sensor monitors the oxygen levels in the exhaust gases, enabling precise adjustments to the air-fuel mixture for enhanced engine efficiency and reduced emissions. Crafted to meet OEM standards, it ensures a reliable fit and function, making it a vital part of your vehicle's emission control system. Choose Bosch 17326 for dependable performance and peace of mind every time you service your vehicle.
Cross Reference Numbers
This Bosch 17326 is equivalent to or replaces the following part numbers: 07L 906 262 H, 07L906262H.
Vehicle Compatibility
- Audi R8 4.2 V8 (2010–2015)
- Audi R8 Spyder 4.2 V8 (2010–2015)
- Audi S6 5.2 V10 (2007)
This may also fits other applications. Please use the vehicle selector tool to verify fitment.
Why Shop at eEuroparts.com?
- Proven Expertise: Over 25 years of experience with European vehicles means we know your car inside and out.
- Exclusive Kits That Fit™ - complete repair solutions with no guesswork
- Fitment Confidence: Our accurate cataloging ensures you get the right part the first time.
- Fast, Reliable Shipping: Orders ship quickly from our U.S.-based warehouses.
- Transparent Pricing: Competitive prices with no hidden fees or surprise charges.
- Established Trust: Serving the European auto community since 2000.
Frequently Asked Questions
What does the Bosch 17326 Air / Fuel Ratio Sensor do?
The Bosch 17326 Air / Fuel Ratio Sensor measures the oxygen levels in the exhaust gases, allowing the engine control unit (ECU) to adjust the air-fuel mixture for optimal combustion. This process enhances engine efficiency and minimizes harmful emissions.
How do I know if my Air / Fuel Ratio Sensor needs replacement?
Common indicators of a failing air / fuel ratio sensor include poor fuel economy, increased emissions, rough engine idle, and triggering of the Check Engine Light. If you experience any of these symptoms, it may be time to replace your Bosch 17326 sensor.
Can I install the Bosch 17326 myself?
Yes, you can install the Bosch 17326 Air / Fuel Ratio Sensor yourself, provided you have basic automotive knowledge and tools. Always take necessary precautions and consult your vehicle's service manual for guidance.
What are the symptoms of a faulty Air / Fuel Ratio Sensor?
Symptoms of a faulty air / fuel ratio sensor include diminished engine performance, poor fuel economy, and excessive emissions. If you see DTCs such as P0131, P0132, P0133, P0134, P0141, and P0142, it may indicate a failing air / fuel ratio sensor.
Why should I choose Bosch for my Air / Fuel Ratio Sensor needs?
Choosing Bosch ensures you receive a high-quality, reliable replacement part. Order Bosch 17326 today for a factory-correct replacement that restores safety and performance.
Note: All information on this page and in the FAQ is for general reference only. Verify fitment and consult a professional as needed. eEuroparts.com is not responsible for incorrect part selection or installation.
- BrandBosch
- ManufacturerBosch
- MPN17326
- Part TypeAir / Fuel Ratio Sensor
- PositionUpstream
- OE Part Numbers07L906262H
- FeaturesAutomotive Color / Finish : Steel
Automotive Item Weight (lbs) : 0.337307 lb
Connector Gender : Male
Connector Shape : Oblong
Grade Type : Regular
Heated : Yes
Hex Size (Oxygen Sensor) : 22 mm
Housing Material : Metal
Length (Sealing Surface To End Of Connector) : 30.7086614173228 in
Mounting Bracket Included : No
Mounting Type : Threaded
Overall Length : 31.9 in
Oxygen Sensor Type : Wide band
Prop 65 Warning Label Required? : No
Sensor Type : Heated
Terminal Gender : Male
Terminal Quantity : 6
Terminal Type : Blade
Thread Diameter : 18
Thread Size : 18
Universal Or Specific Fit : Specific
Wire Quantity : 5
Wiring Harness Included : Yes
Wiring Harness Length : 28.5433070866142
- Fitment
- Fitment TypeVehicle Specific
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 2007 | Audi | S6 | Base (5.2 V10 GAS) | Notes: Cylinder(s) 4 and 5 |
| 2008 | Audi | R8 | Base (4.2 V8 GAS) | Notes: Cylinder(s) 1 to 4 |
| 2009 | Audi | R8 | Base (4.2 V8 GAS) | Notes: Cylinder(s) 1 to 4 |
| 2010 | Audi | R8 | Base (4.2 V8 GAS) | Notes: Cylinder(s) 1 to 4 |
| 2011 | Audi | R8 | Base (4.2 V8 GAS) | Notes: Cylinder(s) 1 to 4 |
| 2011 | Audi | R8 | Spyder (4.2 V8 GAS) | Notes: Cylinder(s) 1 to 4 |
| 2012 | Audi | R8 | Base (4.2 V8 GAS) | Notes: Cylinder(s) 1 to 4 |
| 2012 | Audi | R8 | Spyder (4.2 V8 GAS) | Notes: Cylinder(s) 1 to 4 |
| 2014 | Audi | R8 | Base (4.2 V8 GAS) | Notes: Cylinder(s) 1 to 4 |
| 2014 | Audi | R8 | Spyder (4.2 V8 GAS) | Notes: Cylinder(s) 1 to 4 |
| 2015 | Audi | R8 | Base (4.2 V8 GAS) | Notes: Cylinder(s) 1 to 4 |
| 2015 | Audi | R8 | Spyder (4.2 V8 GAS) | Notes: Cylinder(s) 1 to 4 |
Warranty Overview
At eEuroparts, we stand behind the quality of the products we sell. Every part we offer is backed by a warranty designed to give you peace of mind and protect your investment.
Standard Warranty – Most Parts
Coverage: 2 years or 24,000 miles (whichever comes first) from purchase date.
Protection: Defects in materials or workmanship under normal personal use.
Eligibility: Applies only to the original purchaser and the vehicle where the part was first installed.
Exclusions:
Wear-and-tear items (brake pads, filters, bulbs, wipers, etc.)
Commercial, fleet, rideshare, off-road, or racing use
Improper installation, misuse, accidents, or modifications
Not Covered: Labor, shipping, towing, or incidental costs.
Bison Performance Warranty – Our House Brand
Coverage: Limited Lifetime Warranty for as long as you own your vehicle.
Applies To: All products sold under the Bison Performance label.
Premium Protection: Goes beyond our standard warranty — if it’s a Bison product, the 2-year/24k mile limit is replaced with lifetime coverage.
Exclusions: Same as the standard warranty (normal wear, commercial use, improper installation, etc.).
What’s Included: Replacement of the defective product (labor and shipping excluded).
Warranty Claim Requirements
To keep claims fast and fair, we require:
Proof of purchase (invoice or order confirmation).
Photos or videos showing the defective part, order number, date, VIN, and odometer reading.
Diagnostic reports or part returns for non-visible issues may be requested.
Claims must be truthful, properly documented, and reflect normal consumer use.
Buy With Confidence: We back our products because we believe in their quality, with a transparent, customer-first warranty process you can trust. And with Bison Performance products, you’ll enjoy Limited Lifetime protection—an assurance few brands can match.
For full details and exclusions, please see our complete Warranty Terms & Conditions.
This summary is for convenience only. For full warranty coverage details, exclusions, and requirements, see our official Warranty Terms & Conditions. In case of conflict, the full policy governs.
Return Policy Overview
Most parts can be returned within 30 days of delivery if unused, uninstalled, and in original packaging.
To start a return, contact customer support via Chat or Contact Us.
Restocking fee: Up to 20% may apply for certain orders (buyer’s remorse, order errors, or special-order items)
Refunds: Issued to your original payment method within 3–5 business days after inspection
Exchanges: Not automatic — please return and reorder
Replacements: May be approved for incorrect or defective items reported within 7 days
Not returnable:
Used or installed parts
Electrical components
Opened filter kits, gaskets, or contaminated items
Final sale or custom orders
Important Notes:
Return shipping is your responsibility unless we made a verified error
Fitment is the customer’s responsibility (we can assist, but do not guarantee)
Country of origin may vary and is not grounds for return
For complete details, please see our full Return Policy.
This Returns summary is provided for convenience only. All returns, refunds, and exchanges are subject to the complete Returns Policy. In the event of any conflict, the full policy governs.
Fast, Reliable Shipping — Straight to Your Door
We ship most orders the same day when placed before 2 PM CST (Monday–Friday). Our main warehouse is just east of Nashville, TN, and we also ship from multiple locations nationwide to get your order to you as quickly as possible.
We use trusted carriers like UPS, FedEx, and USPS.
Tracking info is emailed to you as soon as your order ships.
Delivery estimates at checkout are based on carrier data, but not guaranteed.
Need help with a shipment?
If your order is missing, damaged, or incorrect, just let us know within 5 days of delivery. We’ll walk you through the quick claim process — including a few photos to help us make things right.
For complete details, please see our full Shipping Policy.
This Shipping summary is provided for convenience only. Delivery times, carrier terms, fees, restrictions, risk of loss, and other details are governed by our complete Shipping Policy. In the event of any conflict, the full policy governs.
