Our newest slip-on muffler...the REVOLUTION mufflers offer a sleek new design with crisp rolled ends, giving your bike the finish it deserves, and giving you the ability to customize your look. Of course, they are made new, for you, in the USA! The American Custom REVOLUTION 4 Inch Mufflers are known for their low, distinctive growl that announces your arrival. You'll not only get that sound you've been looking for since your first Harley, you'll feel the increased Horsepower and Torque that these mufflers produce. And, since you buy directly from American Custom, the manufacturer, you save money! Any questions or problems...call us directly for the kind of service you deserve. No middlemen to get in your way. These mufflers have a 1 3/4 inch inlet that fits the stock OEM headers as well as most aftermarket headers. All Necessary hardware included for easy and quick installation. Because we use no Dealers or Distributors, we can offer you our high quality products at a substantially lower price than anyone else in the market. Speak to a Sales Technician toll free at 1-800-323-9145
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