This Bosch ignition component is an exact-part-number service component for the verified 2005-2009 Audi A4 Quattro application listed below. Match Bosch manufacturer part number 0221604800, every OE cross-reference, engine, production date, connector, and mounting detail before ordering.

Key Features

• OE Matching Design: Built to original specifications with pencil type construction for seamless integration into Audi Porsche and VW coil-on-plug systems.
• Extended Spark Duration: Produces a strong reliable spark that resists wear for longer service life and fewer misfires.
• Fuel Efficiency Gains: Optimizes ignition timing to reduce fuel consumption while maintaining power output.
• Emissions Reduction: Supports cleaner burn for lower exhaust emissions meeting strict environmental standards.
• Compatible with factory hardware torque to OE specs 8-10 Nm for boot connections.
• Direct replacement for OE numbers 06E905115E 06E905115F 06E905115G and Porsche 95860210200 no modifications needed.

Fitment

Specifications

What’s Included

One new Bosch ignition component identified by manufacturer part number 0221604800. Seals, gaskets, wiring, connectors, hardware, tools, and companion service parts are included only when expressly stated for this exact part number.

About Bosch

Bosch develops ignition, fuel, sensor, electrical, and thermal-management components for original-equipment and service applications. Correct selection depends on exact application evidence and part-number matching.

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Browse the Bosch collection for related service components.

Frequently Asked Questions

Will this Bosch part fit my 2005-2009 Audi A4 Quattro?
That application is listed, but confirm the exact Bosch and OE numbers, engine, production date, connector, mounting location, and every vehicle service note before ordering.

What should I diagnose before replacing this ignition component?
Confirm the fault with appropriate testing and inspect related wiring, connectors, grounds, seals, hoses, fuses, relays, mechanical systems, and stored diagnostic codes. A code alone does not always identify a failed part.

Will installation require programming or adaptation?
Requirements vary by vehicle and component. Check the factory service procedure for coding, adaptation, calibration, bleeding, torque, sealing, and post-repair diagnostic steps before installation.

Installation Instructions

Follow the current Bosch instructions and factory service information for this exact part number. Disconnect power and relieve fuel or cooling-system pressure when required, protect connectors and sealing surfaces, use new seals when specified, observe torque and cleanliness procedures, complete any coding, adaptation, calibration, or bleeding steps, clear faults only after repair, and verify operation. Professional diagnosis and installation are recommended.