See also:

AUX Mode (Auxiliary input)
You can connect portable audio units or similar products on the market to the auxiliary jack to listen to music or audio over the vehicle's speakers. To use the auxiliary jack, pull up its cover. ...

Emission Control System
Your vehicle is equipped with an emission control system (the catalytic converter is part of this system) that enables your vehicle to comply with existing exhaust emissions requirements. WARNING ...

Comfortable to be in
A quiet and comfortable cabin greets passengers of the Mazda 6 facelift. It inherits extensive sound- absorbing materials, optimized A-pillars, mirror shapes and extremely tight-fitting doors for ...