Aston Martin V12 - Dampened Secondary Cat Spare Pipes Audi/Lambo The only way to disable

The only way to disable the CEL is to mod/tune the ECU

Furthermore by increasing the overall volume in the intake

Porsche GT4/GT4RS (981 & 718)

Raises the wing 4

which are known for their excellent heat dissipation and performance capabilities and rated for power levels over 2

Aston Martin V12 - Dampened Secondary Cat Spare Pipes Audi/Lambo The only way to disableUsing a test pipes removes the flow restriction a catalytic converter places on an exhaust system, while increasing the horsepower. The silencing effect of the converters is reduced with the Dampened Cat Delete Pipes to enhance the aggressive engine sound, albeit with a resonator in place to limit droning. Test pipes are ideal for track days and race application. The Lambda or oxygen sensor bungs come pre installed and threaded. On applicable models,