Replacement FM transmitters for iPods can be purchased directly through the Apple company store. They can also be purchased from Amazon as well as Best Buy.
I don't believe that you can purchase an iPod or MP3 Player with an FM transmitter built in. All search results showed stores where you can buy FM transmitters separately.
There are several IPod models that lack FM Transmitters. Luckily, several companies sell FM Transmitters separately that can be used with your IPod. Electronics stores like Best Buy often carry these, as well as independent stores in your local mall.
Some of the good iPod FM transmitters are the Belkin Tunecast, Roadtrip, Griffin and Dreamgear. They all are wonderful and have good reviews. They run in price from $10.00 to $20.00 each.
FM tranmistters for ipods or iphones can be found in many different stores. Department stores are good places to find transmitters for cheap, but electronics stores such as Best Buy will also sell many different types of transmitters.
A FM transmitter modified iPod can be purchased on the auction site eBay. eBay also has stores which sell FM transmitters so you can modify your iPod yourself.
A person could probably find an FM transmitter for an iPod device, at the official Apple store, BestBuy, or Fry's Electronic. If one does not like retail stores. One could try Amazon or eBay.
Best Buy has low prices and free shipping on the connections you need to play your iPod in your car, including car iPod adapters, FM transmitters and more
Unfortunately, IPods were designed with no FM transmitter in them. There are options, however, that will allow an IPod owner to listen to FM radio. Some of these options include connectors and other devices which will attach to the IPod to allow the owner to listen to an FM station.
A search on eBay brought up several inexpensive options for FM transmitters for an iPod classic; however, none appear to have brand names. Here is the link (I am not endorsing any particular seller): http://shop.ebay.com/sis.html?_nkw=iPod+Classic+MP3+Car+FM+Transmitter
A aux input may be the easiest way to listen to your ipod through your car speakers but it is not the only way. Many manufactures make FM transmitters that will allow you to broadcast your ipod over a FM radio channel that you can then pick up on your car radio. If you do not have a aux input FM transmitters are the best way to play your ipod over your stereo speakers.
Amazon, the Apple Store, and Best Buy are three of the stores that sell new FM transmitters for the Apple iPod. They also sell other accessories as well.
FM transmitters are considered to be a dinosaur- a thing of past technology. FM transmitters transmits quality local transmissions but are impractical for long range purposes.