S&S CYCLE Power Tune® XTO Muffler Insert - 1-7/8 inch Part 550-1664 Oil Coolers professional look and increased visibility

professional look and increased visibility on the road

Made entirely in the USA

Sleek white color enhances visibility and style during rides

designed specifically for FLHT-style saddlebag guards

Double gauntlet design with dual drain holes prevents water ingress and accumulation

S&S CYCLE Power Tune® XTO Muffler Insert - 1-7/8 inch Part 550-1664 Oil Coolers professional look and increased visibilityPower Tune XTO Muffler Insert 1 7 8" Enhance your motorcycle's performance and sound with the S&S CYCLE Power Tune XTO Muffler Insert, part number 550 1664. Crafted from durable 304 stainless steel, this muffler insert allows you to customize your bikes power output, torque, tone, and overall sound quality for a personalized riding experience. Designed for quick and straightforward installation, it is an ideal upgrade for riders seeking both