KTM RC390 Tutorial: How To Open Your Stock Airbox For Free!

Hello everyone! Thanks for stopping by my new channel! In this video, I will show you the step-by-step process to open your KTM RC390's stock air box and give it that deep race bike sound. Best of all: YOU DON'T HAVE TO SPEND A DOLLAR! (Unless you have to buy a tool). -Faerodyn