Imagine yourself trying to breathe with a rag stuck down your throat, and then you pulled it out. That’s the kind of difference a new Harley breather kit can make for the efficiency and performance of your Harley-Davidson air intake & fuel systems. Your Harley’s engine power will get a quick boost when you upgrade with one of J&P’s efficient, state-of-the-art Harley-Davidson air breather kits. It’s almost like a whole new engine! You can trust all the parts made by our top brands like Kuryakyn, S&S, Biker’s Choice, TV Bros, and more.