Get ready for pure Bavarian fury! The BMW M3 G80 Competition, equipped with an Akrapovic exhaust, unleashes its raw power on ...

Modifying your car to gain a performance advantage could see you make your car slower if you aren't an expert.

Automotive exhaust emission is a major cause of air pollution. Three-way catalyst (TWC) which can eliminate CO, HC (hydrocarbons), and NOx simultaneously has been used to control exhaust emissions.