Wolo (415 Airsplitter Metal Chrome Trumpet Horns - 12 Volt, Low and High Tone Features two bright chrome plated metal trumpets that produce a sound that is sure to be heard Ideal for the vehicle owner that wants chrome horns to dress up under the hood Easy to install in any 12-volt vehicle Also the horn of choice of motorcycle owners, it will make a great looking addition to any bike Comes with a heavy-duty chrome plated compressor, 30-amp relay, hose and mounting hardware