aFe 17-20 Audi A3 / 15-20 Audi A4 Scorcher High-Performance Ignition Coil (4 Pack)

This aFe electronic performance component is the 17-20 Audi A3 / 15-20 Audi A4 Scorcher High-Performance Ignition Coil (4 Pack) for 2017-2020 Audi A3. Confirm the exact engine and transmission application, connector and sensor compatibility, supported functions, calibration requirements, and emissions status before installation.

Key Features

• Compatible with other bolt-on performance modifications.
• Compact, durable housing designed for under-hood temperatures.

Fitment

Specifications

What’s Included

One new aFe in-line module in the exact configuration and quantity identified by this listing. Hardware, clamps, couplers, gaskets, sensors, wiring, fluids, calibration, and accessories are included only when expressly stated.

About aFe Power

aFe Power develops application-specific intake, filtration, exhaust, cooling, tuning, suspension, drivetrain, and truck-performance components supported by product testing and documented installation requirements.

Important Disclosures

• California Proposition 65 warning: this product can expose you to chemicals known to the State of California to cause cancer and reproductive harm.

Related Parts

• aFe Scorcher GT Module 11-19 Dodge Challenger/Charger V6-3.6L
• aFe SCORCHER Pro Performance Tuner 00-18 Cadillac/Chevrolet/GMC Vehicles V6/V8
• Shop the complete aFe Power collection

Frequently Asked Questions

Is the 17-20 Audi A3 / 15-20 Audi A4 Scorcher High-Performance Ignition Coil (4 Pack) compatible with my existing tune (aFe 77-92005-MB)?
Compatibility depends on the exact vehicle, software, module, sensors, fuel, and other modifications. Confirm the complete calibration strategy before stacking devices.

Is professional calibration required?
Some modules are preconfigured while others require setup or tuning. Follow the current aFe instructions for the exact part and vehicle.

Will this affect emissions readiness or warranty coverage?
Effects vary by product, jurisdiction, vehicle condition, and manufacturer policy. Confirm current emissions classification and understand warranty implications before installation.

What should be checked before powering the module?
Verify connectors, pin condition, grounds, harness routing, battery voltage, sensor connections, and the correct map or vehicle selection.

Installation Instructions

1. Confirm aFe part number 77-92005-MB, the complete vehicle or specification-based application, and all required supporting components.
2. Disconnect power as directed and inspect connectors, harness routing, grounds, sensors, and the current vehicle calibration.
3. Install the module and harness without forcing pins or routing wiring near heat, sharp edges, or moving parts; select only the documented vehicle settings.
4. Clear installation-related faults, verify normal startup and data, and test progressively while monitoring for warnings or abnormal operation.