Love boost and want to show it? Looking to give your keys some much needed flair? Well our stylish Whistling Turbo Keychain is exactly what you need. Featuring a real miniature spinning compressor wheel and a built-in whistle for realistic turbo noises, this keychain is sure to bring your keys to the next level. This style is available in 5 unique original colors and is made from a high quality metal alloy to ensure your keychain will stand up to daily wear and tear while always looking its best.