CJ's 2004 Mustang throttle bodies feature BBK, the world’s number one brand when it comes to aftermarket performance throttle bodies. Every throttle body we offer is made of high-quality 356 aluminum castings. We will also provide you with detailed installation instructions, so you won’t have to worry about anything else. From its appearance to its inner workings, CJ Pony Parts only offers you and your car the best there is.