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Exhaust› Mufflers and Resonators

S&S Cycle

Mk45 Muffler with Black Cutlass End Cap

$819.95 $795.95 Save $24.00

SKU: 550-1011

In Stock
In Stock
Ships by Jul 29
Free Shipping
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The S&S Cycle 550-1011 is a Chrome Mk45 Muffler with Black Cutlass End Cap designed for M8 Touring models. It combines a stainless steel perforated core baffle with Race-TEX cartridge packing to deliver a deep rumble, improved horsepower, and torque.

These slip-on mufflers are engineered for 2017-2026 Harley-Davidson Touring FLH/FLT models. This includes specific fitment for CVO Electra Glide Ultra Limited FLHTKSE (2017-2021), CVO Road Glide FLTRXSE (2018-2019), Street Glide FLHX (2017-2021), Road King FLHR (2017-2021), and Road Glide models.

Fitment

Fitment Guaranteed

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandS&S Cycle
Part Number550-1011
CategoryExhaust

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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