okay lads failed on co low idle .79 should be .30 high idle 2.87 should be .2 the car has only one cat near the manifold and an aftermarket rear system im windering shouls they're be two cats in it? if my cats not working anyone got a cat for one of these they wanna sell no fault codes in ecu etc

any help greatly appreciated

 

Have you had this mapped since coming into the country if not its probably overfueling jap maps are rich as hell

Cat also has to be baking hot needs thrashed before metered

 

no map yet just fitting performance parts