Combustion engines, the engines in gas-powered cars, only use a quarter of the fuel's potential energy while the rest is lost as heat through exhaust.

One viewer questioned if the interior had fewer luxury features because the vehicle is the base model. But the reviewer responded, “If you get a fully loaded M50 it will still have plastic switches ...

Side pipes are an immediate indicator that your car mean's business, whether it's spitting fire or letting everyone within a ...

Watch as we upgrade the E46 M3 with Bilstein B16 coilovers and a Supersprint exhaust system! See the full installation ...