Audi S3 8V Fuel Injector Ignition Coil Set of 4 2.0 TFSI CHHA 06J905110K

Audi S3 8V Fuel Injector Ignition Coil Set of 4 2.0 TFSI CHHA is a set of original ignition system components designed for the petrol engine, ensuring a stable spark and repeatable performance parameters of the power unit. The set of four ignition coils allows for consistent operation across all cylinders, which promotes smooth engine performance and facilitates diagnostics. By adhering to the manufacturer's specifications, the ignition system remains compliant with Audi's factory requirements, which is significant for high-performance vehicles such as the S3 8V.

Specifications and technical data

• SKU: 06J905110K-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 06J905110K
• Substitutable numbers: 06J905110K, 06J 905 110 K, 06H 905 110 P, 06H905110P
• Fuel type: Petrol
• Rim width: 6
• Category: Additional Fuel Injection Parts

Purpose and role in the ignition system

The presented set of ignition coils is dedicated to the 2.0 TFSI petrol engine in the Audi S3 8V model with the CHHA engine code. Each coil is responsible for generating high voltage for a specific cylinder, which translates into proper combustion of the air-fuel mixture. Using a set of four from the same series allows for maintaining consistent electrical characteristics and reducing performance variations between individual cylinders.

In a turbocharged petrol engine, spark stability is crucial for protecting the pistons, valves, and turbocharger. The complete set of ignition coils helps eliminate common signs of wear, such as misfires, jerking during acceleration, or rough idling.

Benefits of using original Audi components

The coils come from the Audi parts group, which means they maintain factory electrical and mechanical parameters. As a result:

• compatibility with the factory engine control unit and ignition maps is maintained,
• the risk of ECU memory errors related to incorrect coil characteristics is reduced,
• proper fitment to spark plug sockets and the electrical harness is maintained,
• predictable performance characteristics are preserved across the full load range.

For high-power units like the S3 8V, using components that meet factory specifications is particularly important for durability and performance consistency.

Technical characteristics and compatibility

The set of ignition coils has been designed for use with a petrol-powered engine, which is significant for insulation resistance, winding characteristics, and the method of control by the ECU. Using the correct type of coils for a specific fuel type reduces the risk of overheating, insulation breakdown, and interference with the vehicle's electronics.

The product belongs to the Other fuel injection system parts group, which in practice means it works with the fuel supply system, indirectly affecting combustion quality and exhaust emissions. Replacing ignition coils is particularly recommended when experiencing symptoms of misfiring, after engine software modifications, or during comprehensive engine service.

Component condition and service application

The offered set of ignition coils is in used condition, making it an attractive solution for budget repairs or restoring the performance of a car where a quick replacement of several components at once is necessary. The set of four allows for replacing all coils in one go, without the need to mix different series or manufacturers.

Such a service approach is particularly beneficial when one coil has failed and the others have already covered significant mileage – replacing the entire set reduces the risk of further downtime and the need for repeated intervention in the same area of the engine.

Service expansion and selection of other components

If you are planning a comprehensive repair or upgrade of the engine area in your Audi and need other components from the same group, such as injectors, fuel rails, or fuel lines, check out the available parts in the Other Audi fuel injection system parts category.

For larger service jobs, it is worth planning your purchases in one place to reduce vehicle downtime and the number of deliveries. How to effectively source original used components for car repairs and avoid problems with cheap replacements is explained in the article: Comprehensive supply: from the engine to the smallest clip – how to source used car parts in one place?.

Summary

Audi S3 8V Fuel Injector Ignition Coil Set of 4 2.0 TFSI CHHA is a practical solution for users of the 2.0 TFSI petrol engine who want to restore the proper operation of the ignition system while maintaining the manufacturer's specifications. The set of four coils enables consistent operation of all cylinders, improves engine refinement, and is a sensible choice when servicing a high-performance car such as the Audi S3 8V.