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Genuine VW/Audi 1K0122101KT - Radiator Coolant Hose (Upper)
Product Overview
Ensure your Audi's cooling system operates at peak performance with the Genuine VW/Audi 1K0122101KT Upper Radiator Coolant Hose. This premium-grade coolant hose is engineered to OEM standards, providing exceptional durability and resistance to high temperatures and chemical exposure. Your vehicle's cooling system relies on a network of hoses and pipes to transport coolant between the engine and radiator. The upper coolant hose is critical for maintaining optimal engine temperature and preventing overheating. Over time, hoses can degrade, becoming spongy or brittle, leading to leaks and engine damage. Regular inspection and replacement of aging hoses, especially during maintenance like coolant flushes or thermostat replacements, ensure a reliable and efficient cooling system. Choose Genuine VW/Audi 1K0122101KT for dependable performance and peace of mind every time you service your vehicle.
Cross Reference Numbers
This Genuine VW/Audi 1K0122101KT is equivalent to or replaces the following part numbers: 1K0122101AC, 1K0122101AJ, 1K0122101AE
Vehicle Compatibility
- Audi A3 2.0L4 (2010–2013)
- Audi A3 Quattro 2.0L4 (2010–2013)
This may also fit 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 Fitâ„¢ - 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 Genuine VW/Audi 1K0122101KT Upper Radiator Coolant Hose do?
The upper coolant hose is essential for transporting hot coolant from the engine to the radiator, helping to regulate engine temperature and prevent overheating. It plays a crucial role in maintaining the overall efficiency of the cooling system.
What vehicles is this part compatible with?
This coolant hose is compatible with the Audi A3 and Audi A3 Quattro models from 2010 to 2013, featuring a 2.0L4 engine. Please use the vehicle selector tool to confirm fitment for your specific vehicle.
What are common signs this part may need replacement?
Look for these signs indicating that the coolant hose may need replacement:
- Visible cracks or bulges in the hose
- Coolant leaks around the hose connections
- Spongy texture when squeezed
- Engine overheating or temperature gauge reading high
Are there any DTC (Diagnostic Trouble Codes) associated with this part?
While there are no specific DTCs directly associated with the upper coolant hose, common indicators of cooling system issues may trigger codes related to engine temperature anomalies. For accurate diagnostics, consult professional repair documentation or experts.
Why should I choose Genuine VW/Audi for my Upper Radiator Coolant Hose needs?
Choosing Genuine VW/Audi ensures you receive a factory-correct replacement that restores safety and performance. Order Genuine VW/Audi 1K0122101KT today for reliable quality and fitment.
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.
- BrandGenuine VW/Audi
- ManufacturerGenuine VW/Audi
- MPN1K0122101KT
- Part TypeRadiator Coolant Hose
- PositionUpper
- Fitment
- Fitment TypeVehicle Specific
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 2008 | Audi | A3 | Base (2.0 L4 GAS) | Engine: CCTA, Transmission Control: Automatic Dual Clutch |
| 2009 | Audi | A3 | Base (2.0 L4 GAS) | Engine: CCTA, Transmission Control: Automatic Dual Clutch |
| 2009 | Audi | A3 Quattro | Base (2.0 L4 GAS) | |
| 2010 | Audi | A3 | Base (2.0 L4 GAS) | Engine: CCTA, Transmission Control: Automatic Dual Clutch |
| 2010 | Audi | A3 Quattro | Base (2.0 L4 GAS) | |
| 2011 | Audi | A3 | Base (2.0 L4 GAS) | Engine: CCTA, Transmission Control: Automatic Dual Clutch |
| 2011 | Audi | A3 Quattro | Base (2.0 L4 GAS) | |
| 2012 | Audi | A3 | Base (2.0 L4 GAS) | Engine: CCTA, Transmission Control: Automatic Dual Clutch |
| 2012 | Audi | A3 Quattro | Base (2.0 L4 GAS) | |
| 2013 | Audi | A3 | Base (2.0 L4 GAS) | Engine: CCTA, Transmission Control: Automatic Dual Clutch |
| 2013 | Audi | A3 Quattro | Base (2.0 L4 GAS) |
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.





