Some police cars are not made obvious by placing a lightbar on the roof. It is easy to spot a regular patrol car in traffic, because the lightbar stands out above the roofline of most passenger cars. If police wish to be able to observe, tail, or otherwise operate without their presence being known, a lightbar is a hinderance. These are not undercover cars, being operated by detectives, but patrol cars operated by line officers, generally speaking.
No all cars do not come equipped with an oxygen sensor. Car passed 1990 started using oxygen sensors and before they did run them , they change this part for today en comical environment.
Most luxury cars today do indeed come equipped with bluetooth capabilities. In fact, it's even becoming common in mid-range models as well as the technology becomes cheaper to produce.
Lamborghini has already donated several police cars, and the company does not produce motorbikes.
They do not come standard on cars but they will be installed if you get a dui. They will have the breathalyzer installed on your car and you have to pay for it so the best thing is to not drink and drive.
You can switch from an analog police scanner to a digital police scanner if it has the capabiltiies. Some newer scanners come equipped with both analog and digital capabilities.
Many cars come equipped with a thermometer that reads the temperature. Some cars are made where the temperature reading comes up on the dashboard. This is so people don't take their eyes off the road.
OnStar, a service provided to give directions and assistance to drivers, is now available for most cars when you buy them. However, it is considered an option in most cars, for which you will extra.
While many features can be added to the Jetta, the Chevy Cruze is better equipped right out of the box. Features such as satellite radio come standard on the Cruze, whereas one will have to pay extra for them in the Jetta.
There are no free apps that alert you that police are in the area when you're driving because phones do not come equipped with radar detectors. You may be able to find a police radio scanner, but it will not allow you to know they're in the area.
There are many cars which offer hydraulic steering as standard in todays modern market instead of the alternative eletric power steering. One such example is the 2013 BMW 535i which comes equipped with hydraulic steering.
The reason that so few cars have cassette players in them is because technology has evolved and music is rarely produced on cassette anymore. Instead, most cars come equipped with a combination of a CD player, satellite radio, and/or input for mp3 player