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Ships within 48 hours · Estimated delivery Aug 3 - Aug 8
0 delivers direct power transfer
professional look and increased visibility on the road
Whisper-quiet acoustics for a peaceful riding experience
Made entirely in the USA
S&S CYCLE Power Tune® XTO Muffler Insert - 1-7/8 inch Part 550-1664 Oil Coolers 0 delivers direct power transferPower 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
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