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What Does A Cat Fooler Do?
The purpose of the Mini Catalytic Converter / Lambda Fooler is to “fool” the second downstream Lambda checksum sensor into thinking the OEM catalytic converter is still installed in the exhaust system which turns off the check engine light displayed. The Cat-Fooler fits between your lambda sensor and the exhaust.
EP Lambda Sensor Spacer
The engines ECU uses the secondary
FULL REVIEW- MINI CATALYTIC CONVERTER/02 SENSOR FIX..PASS INSPECTION P0420, P0138, P0141, P0430
Please watch PART 1 FIRST here: …
How to keep the check engine off when removing catalytic converter
In this video I how you haw to fool your computer into thinking you still have
