TYC 2-11070 Alternator

TYC 2-11070 Alternator for Audi A4 and S4

The TYC 2-11070 alternator is a direct-fit charging system replacement for select Audi A4, A4 Quattro, and S4 applications. Built to match the original Valeo design, it delivers 2.236 kW of energy output and clockwise rotation for proper electrical system operation.

Key Features

• OE manufacturer reference: Valeo
• Energy output: 2.236 kW
• Clockwise rotation
• Replacement part number: 2-11070
• Cross-reference: Audi 06D-903-016
• Fits select 2002-2009 Audi A4, Audi A4 Quattro, and Audi S4 applications

Detailed Description

This TYC alternator is built for Audi charging system service where OE-style fitment and output matter. It is listed for 2005-2009 Audi A4 and Audi A4 Quattro, plus earlier Bosch-brand and 150A Bosch-brand applications on 2002-2006 Audi A4, 2002-2005 Audi A4 Quattro, and 2004-2006 Audi S4. The 2-11070 part number is also a useful reference when comparing replacement options for the same vehicle platform.

This part cross-references Audi 06D-903-016 for the same application.

What It Helps Address

• Battery warning lights related to charging output
• Low-voltage conditions during driving
• Dim lights or electrical instability
• Charging system failure from a worn alternator
• Starting issues caused by insufficient alternator output

Installation Notes and Tips

Verify the OE manufacturer reference, rotation direction, and vehicle year before installation. Confirm the application details for Bosch-brand and 150A Bosch-brand fitments on Audi A4, Audi A4 Quattro, and Audi S4 models. Inspect the drive belt, electrical connectors, and charging circuit condition during replacement to help ensure proper system performance.

Quality Assurance

TYC supplies replacement electrical components built to OE specifications, and this alternator follows the original Valeo design reference for the listed Audi applications. Confirm fitment by part number 2-11070 and vehicle details before ordering.