Exhaust system to open air — everything from the header back. Header-back systems are generally produced as aftermarket performance systems for cars without turbochargers. The Turbo-back (or turbo back) is the part of the exhaust system from the outlet of a turbocharger to the final vent to open air. Turbo-back systems are generally produced as aftermarket performance systems for cars with turbochargers. Some turbo-back (and header-back) systems replace stock catalytic converters with others having less flow restriction. Some systems (including in former time all systems) (sometimes nowadays called catless or de-cat) eliminate the catalytic converter. It is illegal and is against Federal
Vehicle-to-device attention of car users and caused a rise in the number of new apps developed specifically for the car industry. This trend has such a great influence that now manufacturers are beginning to design cars taking care of their interaction with mobile phones. For example, starting from 2017 Volvo is going to sell keyless cars, thanks to an app that makes it possible to open and start the vehicle remotely. Another sector that could coherently benefit from this technology is car sharing. Vehicle-to-device Vehicle-to-device (V2D) communication is a particular type of vehicular communication system that consists in the exchange of