Designed for the serious engine tuner,the Microtech AF-1 Air/Fuel ratio meter can be swapped from vehicle to vehicle or be permanently mounted into race cars etc giving you insantaneous feedback on your engines running conditions.

Our NEW version now uses the BOSCH UEGO 5 wire sensor with unrivalled temperature compensation and accuracy under all conditions. This sensor is far superior to the now superceeded Bosch LSM11 sensor which many of our competitors still use.

Features include:
• Works on petrol/alcohol/lpg.
• Comes with Bosch wide band oxygen sensor.
• Big, easy to read numbers.
• Used by quality workshops.