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          Genuine VW/Audi 03L121011G - Engine Water Pump

          MPN: 03L121011G
          0.0
          Vehicle Specific
          Check if this part fits your vehicle.
          • $137.49
          In stock

          Product Overview

          The Genuine VW/Audi 03L121011G Engine Water Pump is engineered to provide optimal coolant circulation, ensuring your engine maintains the perfect operating temperature. Designed to meet OE specifications, this water pump guarantees reliable performance and a precise fit for your vehicle. Trust Genuine VW/Audi for quality and durability, making it the ideal choice for Audi A3 models from 2010 to 2013. Choose Genuine VW/Audi 03L121011G for dependable performance and peace of mind every time you service your vehicle.

          Cross Reference Numbers

          This Genuine VW/Audi 03L121011G is equivalent to or replaces the following part numbers: 038-121-011-C, 038121011C, 03L-121-011-B, 03L121011B, 038-121-011-JX, 038121011JX, 038-121-011-J, 038121011J, 038-121-011-GX, 038121011GX, 038-121-011-G, 038121011G, 038-121-011-CX, 038121011CX, 03L-121-011-GX, 03L121011GX, 03L-121-011-BX, 03L121011BX.

          Vehicle Compatibility

          • Audi A3 2.0 (2010-2013)

          This also fits other applications. Please use the vehicle selector tool to verify fitment.

          Why Choose Newparts.com?

          • Trusted by DIYers and pros for over 15 years
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          Frequently Asked Questions

          What symptoms indicate I need to replace my water pump?

          Common signs include overheating engine, coolant leaks, and unusual noises from the engine bay. If you suspect any issues, consider inspecting your Genuine VW/Audi 03L121011G water pump.

          How often should I replace the engine water pump?

          It's recommended to replace the water pump every 60,000 to 100,000 miles, depending on your vehicle's maintenance schedule. Ensure you're using a Genuine VW/Audi 03L121011G for the best results.

          Can a faulty water pump trigger any diagnostic trouble codes?

          Yes, a failing water pump can lead to DTCs such as P0116 (Coolant Temperature Sensor Range/Performance Problem) or P0128 (Coolant Thermostat Temperature Below Thermostat Regulating Temperature). Always address these codes promptly.

          What is the warranty on the Genuine VW/Audi 03L121011G?

          This product typically comes with a manufacturer's warranty. Please check the specifics when purchasing to ensure coverage for your Genuine VW/Audi 03L121011G.

          Why is it important to use an OE water pump?

          Using an OE water pump like the Genuine VW/Audi 03L121011G ensures compatibility, reliability, and performance, which are crucial for maintaining your vehicle's cooling system.

          Order Genuine VW/Audi 03L121011G today for a factory-correct replacement that restores safety and performance.

            • Newparts SKU
              1418221
            • Weight
              1.69 lbs
            • Dimensions (L x W x H)
              8.7839 x 4.6202 x 6.9967 in
            • Manufacturer Part #
              03L121011G
          • Brand
            Genuine VW/Audi
          • Manufacturer
            Genuine VW/Audi
          • MPN
            03L121011G
          • OE Part Numbers
            038-121-011-C, 038121011C, 03L-121-011-B, 03L121011B, 038-121-011-JX, 038121011JX, 038-121-011-J, 038121011J, 038-121-011-GX, 038121011GX, 038-121-011-G, 038121011G, 038-121-011-CX, 038121011CX, 03L-121-011-GX, 03L121011GX, 03L-121-011-BX, 03L121011BX
          • Part Type
            Engine Water Pump
          • Fitment
            • Fitment Type
              Vehicle Specific
          YearMakeModelSubmodelNotes
          2010AudiA3TDI (2.0 L4 DIESEL)Notes: Reman., Incl.Gasket
          2011AudiA3TDI (2.0 L4 DIESEL)Notes: New, Incl.Gasket
          2012AudiA3TDI (2.0 L4 DIESEL)Notes: New, Incl.Gasket
          2013AudiA3TDI (2.0 L4 DIESEL)Notes: New, Incl.Gasket
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          Warranty Overview

          At Newparts, 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, use our Return Portal or contact support.

          • 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 full details, please see our complete 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.

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