Two of the major companies which make car speakers are Bose and Bang and Olufsen. They are a good place to start as they also make high quality speakers for the home.
There are several companies that make universal car mobile phone holders. Two of the companies include GripGo and eForCity. Sadly, GripGo has some negative reviews on Amazon.
I guess you will have to the car company this question. I know this is not much help so sorry about that.
Honda and Toyota are two well known Japanese car companies.
There are two major car rental companies and those rentals companies are enterprise and rentacar. both of the rental car companies have great revies.
There are many different companies that make software for businesses, even ones specifically for car dealerships. Two of these companies that can be found online are One Common Drive and Car Base.
Discoverlanzarote and Travelsupermarket are two companies with car hire available in Lanzarote. They are very popular and trustworthy car-hire companies.
Six speakers in a 92-96 Diamante.Two on the dash,two in the front doors,two on the rear deck. Ern
Two companies that you can hire a car from at Gatwick Airport are Avis Car Hire and Enterprise Car Hire. Enterprise Car Hire has better reviews from users.
Volkswagon and Mercedes are two examples of European car companies. There are many car companies all over the world and many that are based out of Europe.
Eldan and Hertz are two major Israeli rent-a-car companies.
there should be four speakers,two in back window of car,two in front on the side lower bottom front next to door panels.
There are many car rental companies offering service in Alaska. Two of the major companies, and the most well-known, are Budget and Hertz. Since these are national companies it should be easy to call and reserve a rental car from either one.