Genuine Audi Alternator 4N1-903-028 For Sale - New and Used

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Genuine Audi Alternator 4N1-903-028:
$481.95

Audi Henderson PartsGenuine Audi Alternator 4N1-903-028Part can be found as #1 in the diagram aboveGenuine Audi PartsProduct Description

Genuine Audi Alternator is the factory-engineered 48V high-output generator built specifically for the Audi A6, A7, A8, and Q7 equipped with 3.0L and 4.0L mild-hybrid MHEV powertrains. Designed to meet the demanding electrical requirements of these sophisticated platforms, this OEM unit powers critical systems including adaptive suspension, active chassis control, and the integrated starter-generator network that defines modern Audi MHEV architecture. Unlike aftermarket alternatives, the Audi A6 A7 A8 Q7 OEM Alternator is calibrated to communicate seamlessly with the vehicle's energy management control unit, ensuring precise voltage regulation across the 48V and 12V networks simultaneously. Aftermarket units frequently lack this calibration, leading to charging instability, fault codes, and premature failure of sensitive electrical components. The OEM design also uses materials and tolerances validated through Audi's own engineering and durability testing, something no third-party manufacturer can replicate with full fidelity. Whether you're searching by part number 4N1-903-028 or simply need a reliable replacement for your Audi's charging system, this is the exact component your vehicle left the factory with. Audi Henderson is an authorized Audi dealer, and every genuine OEM part sold through our store is backed by the manufacturer's warranty for complete peace of Part Audi Alternator 4N1-903-028Replaces4n0903028n, 4n0903028p, 4n0903028px, 4n1903028x

ONLY PART REFERENCE #1 ON THE DIAGRAM IS INCLUDED

Thank you for your order from Audi Henderson. We are an authorized Audi dealer and every part is 100% Genuine OEM. Please message us your VIN if you have any fitment questions before installation. We appreciate your business.

Terms and Conditions

Thank you for shopping with us. Please find our policies below.

If you have any other questions, please don't hesitate to contact us.

Shipping Terms

In stock orders ship within 24 hours.
Weekend orders will be processed the next business day.
If a part is not in stock and must be ordered from the manufacturer, it usually takes 2-3 days to arrive to us and will be promptly shipped to you. Most of the orders are shipped complete within 2-3 business days. A few of the parts ordered from the manufacturer may take up to 5-6 business days to arrive and will shipped to you immediately.
Depending upon location, ground shipments usually take 2-7 days.
Your order may be shipped Overnight for an additional cost.
Oversized shipments will be additional; you will be contacted prior to shipping for approval.
We cannot guarantee transit times for ground and oversize orders.
Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost to the customer.
We do not ship internationally.
In the unlikely event that a part has been placed on backorder or discontinued, we will do our best to try and find one for you as quickly as possible.
We do not ship COD orders.
Shipping insurance covers loss or damage that occurs while the package is in transit with the carrier. Coverage ends once the shipment is scanned and confirmed as Delivered. Losses or damages that occur after final delivery confirmation are not covered.

Return Policy

Contact us to arrange for any returns.
A copy of the invoice will need to be included with the return.
Parts must be resaleable and in the original packaging.
We cannot take back used parts.
We cannot take back installed or tried parts.
Electrical parts are not returnable.
We do reserve the right to refuse and return any parts we find have been installed, are used or do not meet the above criteria.
Return request need to be within 30 days of receipt.
Special Order Items are not returnable under any circumstance

Cancellation Policy

An order or a portion of an order may be cancelled up until the time it is shipped and no longer in our possession.

Cancellations of Orders

All orders placed Saturday to Sunday Have until 12:00pm the following Monday to cancel orders. Orders cancelledafter12:00pm Monday are subject to a15% restock fee for inbound items from warehouse locations.

Orders placed Monday thru Friday Have until 12:00pm the next business day to cancel orders.Orders cancelledafter12:00pm Monday are subject to a15% restock fee for inbound items from warehouse locations.