Below are the ignition coils currently available from AA Ignition. We are constantly adding more ignition coils to our catalog so check back for new products.

Replacement LSU 4.9 Lambda Wide Band O2 Oxygen Sensor - Replaces# 17025, 0258017025 - Fits AEM 30-4110, 30-0300, 30-0310

Replacement LSU 4.9 Lambda Wide Band O2 Oxygen Sensor - Replaces# 17025, 0258017025 - Fits AEM 30-4110, 30-0300, 30-0310 Image

This replacement Oxygen or Lambda Sensor measures the amount or proportion of oxygen mixed in the fuel of your vehicle which is essential in the proper operation of your catalytic converter. The vehicle then determines whether it is necessary to adjust for it perform properly. This replacement Air Fuel Ratio Lambda Sensor helps improve engine performance and fuel efficiency by reducing CO2 and other harmful emissions which extends the life of your Catalytic converter.

Replaces part numbers:

  • 17025
  • 0258017025
  • Bosch 17025

This is a compatible replacement part manufactured by AA Ignition. This oxygen sensor is NOT a genuine Bosch or AEM part. Bosch, AEM and their associated vehicle models and part numbers are used in this listing only to identify the vehicles and part models this oxygen sensor fits.

Replacement LSU 4.9 Lambda Wide Band O2 Oxygen Sensor - Replaces# 17025, 0258017025 - Fits AEM 30-4110, 30-0300, 30-0310

Replacement LSU 4.9 Lambda Wide Band O2 Oxygen Sensor - Replaces# 17025, 0258017025 - Fits AEM 30-4110, 30-0300, 30-0310 Image

This replacement Oxygen or Lambda Sensor measures the amount or proportion of oxygen mixed in the fuel of your vehicle which is essential in the proper operation of your catalytic converter. The vehicle then determines whether it is necessary to adjust for it perform properly. This replacement Air Fuel Ratio Lambda Sensor helps improve engine performance and fuel efficiency by reducing CO2 and other harmful emissions which extends the life of your Catalytic converter.

Replaces part numbers:

  • 17025
  • 0258017025
  • Bosch 17025

This is a compatible replacement part manufactured by AA Ignition. This oxygen sensor is NOT a genuine Bosch or AEM part. Bosch, AEM and their associated vehicle models and part numbers are used in this listing only to identify the vehicles and part models this oxygen sensor fits.