Upgrading your vehicle’s exhaust system is one of the most effective ways to boost performance without draining your wallet.

Your engine can only provide as much power as the smallest bottle neck in the breathing tract. Performance intakes, after-cat exhaust systems, and headers remove many of the restrictions in airflow ...

Like a normal turbo, a fan in the exhaust turns the compressor fan in the intake, which forces more air into the engine.

Catalytic converters are an important part of your car's functioning exhaust system. Here's how they work and why their parts are so valuable.

In this study, with the purpose of applying to the metal catalyst substrates, we have examined the feasibility of improving the light-off performance of a catalytic converter by enhancing heat ...