Sost. catalytic Ferrari 355 Stainless Steel

This special resistor allows you to remove the error-fault resistor Lambda probe-

This prevents minikat indicator lights up "engine failure" when the exhaust system is deprived of catalytic avoiding making any changes to the electrical system of the car

It allows to eliminate the catalytic present, continuing to maintain the attack of the lambda probe and the thermocouple.

Allows you to delete the two catalytic without having to cut anything.

Sost.kat to double the original parts.

Catalyst to be applied on external wastegate.