If you get caught without a catalytic converter, your smog certification will likely be suspended. So, you’ll need to get a new one installed immediately. If you’re caught removing it, you will get fined since that is illegal. However, you may be able to avoid this problem by gutting the converter.
Will removing catalytic converter hurt performance?
Vehicles with a removed catalytic converter have experienced a significant increase of horsepower. This has been made possible because the catalytic converter creates a considerable source of back-pressure on the engine. Without the catalyst's limiting effects, the engine can now operate and use its optimum horsepower.
Are cat deletes illegal?
1 Catalytic Convertor Delete
Removing a vehicles catalytic convertor is one of the of the easiest ways to gain horsepower and better exhaust sound, but it is also super illegal, as under federal law it is illegal to remove or tamper with.
Do catalytic converters rob horsepower?
The amount of horsepower you will get from a high flow catalytic converter depends on your engine and the modifications you have made to it. You may see a horsepower gain of as little as 5 hp or as much as 60 hp. You may also get an extra 5-60 ft lbs of torque.