Alternator (150A) (New) for Audi A5 2008-2010 06E903016SX – Valeo 439658

Product Overview

This high-output 150A Alternator is a brand-new, premium replacement specifically engineered for Audi A5 (2008–2010) models. Designed to meet the precise electrical requirements of German luxury coupes, it ensures consistent power for advanced lighting and safety systems.

OE Part Numbers: Direct replacement for 06E903016SX, 06E903016S, and Valeo 439658.

Vehicle Application: Precision-matched for Audi A5 (2008–2010) with the 3.2L V6 engine. It is also widely compatible with the Audi A4 (B8) and Audi Q5 platforms of the same era.

Core Technology: Features a 100% high-purity Copper Motor for maximum electrical conductivity and heat resistance, essential for tight, high-temperature European engine bays.

Technical Specifications

Electrical Power: Delivers a robust 150 Amp charging current at a stable 12V.

Mechanical Configuration: Features Clockwise (CW) rotation with an Internal Fan (IF) and Internal Regulator (IR) for an OE-spec "bolt-on" installation.

Pulley Design: Equipped with a 6-Groove Serpentine Pulley (OD: 61.9 mm) for perfect belt alignment and reduced slip.

Housing: Constructed from high-grade Aluminium for lightweight durability and efficient heat dissipation.

Key Performance Features

High Efficiency: Engineered for low energy consumption and high fuel efficiency, minimizing engine drag while maintaining peak power.

Mute-Level Operation: Specialized internal components and balancing provide exceptionally low noise performance, ensuring the alternator does not disrupt Audi's refined driving experience.

Reliable Charging: Designed to maintain a steady charge across the entire RPM range, protecting sensitive onboard electronics.

OE Numbers

Alternator Specifications

Alternator Detailed Applications

Wholesale & Manufacturing Advantages

Certified Quality: Produced in facilities holding IATF 16949, ISO 9001, and ISO 14001 certifications, guaranteeing Tier-1 international quality.

Scalable Supply: With an annual capacity of 3 million sets, we provide a stable supply chain for global distributors and high-volume wholesalers.

Customization (OEM/ODM): Full support for custom branding, private-label packaging, and material upgrades to suit your market.

Risk Mitigation: Every unit is backed by a 12-month warranty and flexible lead times ranging from 7 to 60 days.

Logistics & Order Summary

Minimum Order (MOQ): 100 Units

Packaging: Brand, Neutral, or Fully Customized Packaging.

Condition: 100% Brand New (not remanufactured).

The New 150A Alternator is a top-tier choice for distributors seeking a reliable replacement that matches original factory performance.

Alternator Supplier | High-Output, OE-Standard Production for Bulk Buyers

Elecdura Alternator Certification: CE, ISO Compliance, Plus Local Market Support

Elecdura alternators are manufactured in full compliance with leading international standards, enabling seamless market entry worldwide. We hold key certifications, including CE for product safety in the European market, ISO 14001 for environmental management, and ISO 45001 for occupational health and safety. These demonstrate our commitment to reliable performance, sustainable production, and high workplace standards.If your target market requires specific local approvals, our dedicated team will proactively coordinate the certification process to obtain all necessary documentation, ensuring your supply chain remains efficient and fully compliant. We are here to support your regulatory needs.

ISO14001

ISO45001

CE

Elecdura Alternators are made in automated factories with certified precision

The factory is equipped with advanced machinery to ensure consistent quality and high production efficiency throughout the alternator manufacturing process. Its modern facilities enable both large-scale production and adherence to stringent quality control standards.

Bulk Quantity of Alternator Rotors High-volume production of core rotating components, ready for final assembly.

Finished Alternators in Bulk Order Quantities Complete alternator units prepared for large-volume export and timely delivery.

OEMODM Alternator Showcase for Branding Explore customized solutions and branding opportunities for your market.

Industrial Alternator Assembly Line Witness precision manufacturing and efficient production capacity for reliable alternator supply.

Alternator Sample Display for Quality Inspection Evaluate product finish, craftsmanship, and key specifications firsthand.

Stator Assemblies Produced at Scale Consistent quality in bulk stator production, ensuring stable alternator performance.

Audi Alternator Quality: 30-Stage Testing & 100% Pre-Shipment Inspection

Development Experiment

Incoming Inspection

Field Inspection

Outgoing Inspection

Establish strict inspection system and process for each process from development, experiment and shipment of finished product.

The development, production and test of each starter must pass 30 kinds of test.

Before shipment, 100% check of the appearance, size and nut to prevent any defects from leaking out

Audi Alternator Supplier Strong Export Capability and Stable Supply

Elecdura ensures large-scale, stable supply of alternators to global markets. Each pallet and carton is meticulously packaged to export standards for secure transport. Leveraging years of export expertise and consistent demand from long-term clients, we provide reliable delivery assurance and supply chain continuity for bulk orders.

Audi Alternator Supplier Partnership Market Success

Elecdura collaborates with leading distributors and brands worldwide — helping our partners dominate their local aftermarket. Through professional sourcing, customized product development, and close market research, we've supported clients in becoming the Top 1 aftermarket suppliers in South America(in some categories). Our integrated marketing and supply capabilities make us more than a factory — we're your strategic growth partner.

Successful client collaboration showcased at trade fair booth

Distributor partnership meeting for aftermarket product planning

Elecdura with international buyer in Brazil Exhibition

Elecdura assisting South American client in aftermarket development

Elecdura team and partners at international auto parts exhibition

Warehouse of Elecdura global partner displaying stocked

FAQ-Alternator (150A) (New) for Audi A5 2008-2010

Q1: What do the part number 06E903016SX and the brand Valeo signify? Does this mean this is a brand new genuine Audi alternator?

A: 06E903016SX is a genuine Audi/VW part number. Valeo is an official Original Equipment Manufacturer (OEM) supplier to Audi. Therefore, this product is highly likely a brand new alternator manufactured by the original supplier Valeo to Audi's exact factory specifications, though it may not be packaged in an Audi-branded box (often referred to as an "OE supplier part"). It is essentially identical in quality and specification to the genuine part, typically offered at a more competitive price. This represents the closest quality option to a "brand new genuine part" available on the market.

Q2: Is this 150A alternator compatible with all 2008-2010 Audi A5 models? Does it depend on the specific engine type (e.g., 2.0TFSI, 3.2 FSI)?

A: The 150-amp output is a key specification. Part number 06E903016SX is engineered specifically for Audi A5 models of that era with corresponding electrical load demands. It typically fits prevalent engine types like the 2.0L TFSI and 3.2L FSI. However, to ensure absolute certainty, verification via the vehicle's VIN is mandatory. Different vehicle configurations (e.g., with or without premium audio, heated seats) might have nuanced requirements, and the VIN is the only accurate source for confirming the original build specifications.

Q3: After installing this new Valeo alternator, is software programming or adaptation required?

A: Yes, this is a mandatory professional procedure. The Audi A5 is equipped with an intelligent energy management system. The alternator communicates with the vehicle's data bus gateway and Engine Control Unit (ECU) via LIN-bus. After replacement, it is imperative to use Audi's dedicated diagnostic system (e.g., VAS / ODIS or a powerful third-party tool like VCDS) to perform a "Generator (J644) Adaptation" or "Energy Management System Basic Setting". This procedure registers the new alternator's identification and characteristics in the system, ensuring proper operation of the charging strategy, load response, and energy recovery functions. Failure to adapt may result in fault lights or suboptimal charging.

Q4: As a "New" product, does it include the pulley and mounting bolts? Or do they need to be transferred from the old unit?

A: Even as a new OE supplier part, it typically includes the alternator assembly core only. Critical installation components such as the pulley, serpentine belt, tensioner, and all mounting bolts and brackets must be reused from the vehicle's original parts in good condition. For Audi applications, pulley alignment is critical. It is often recommended to transfer the original pulley from the old alternator to the new one to ensure perfect alignment and smooth operation with the existing belt.

Q5: What is the warranty period for this new Valeo alternator? Is the warranty backed by Valeo officially?

A: As a new part produced by a renowned OEM supplier, it should come with an industry-leading warranty, typically 24 months unlimited mileage. Buyers need to confirm: whether the warranty is provided directly by the Valeo brand or by the distributor/seller. An official warranty from the OE supplier brand (Valeo) carries the most value, signifying that both product quality and after-sales support meet factory standards. Upon purchase, be sure to obtain and keep the official invoice or proof of purchase clearly stating the part number, brand, and warranty period, as this is essential for any future claims.