Performance gains you can feel.
The Stealth Pipes 2017–2026 Harley Davidson M8 Softail Exhaust System is built to deliver serious horsepower, torque, and American made sound. Hand TIG welded from mandrel bent .065 304 stainless steel, this system consistently produces dyno proven gains of +25 horsepower on 114 engines when paired with a high flow filter.
Features:
- Fitment: Direct fit for all 2017–2026 Harley Davidson M8 Softail models, including Low Rider, Low Rider ST, Fat Bob, Heritage, and more.
- Performance Built: Dyno tuned for horsepower and torque gains; +25 HP gains on 114s with high-flow filter.
- Premium Materials: mandrel bent .065 304 stainless steel, TIG welded by hand in the USA.
- Easy Install: Stainless collars, 18mm O2 bung + 12mm reducer included.
- Lightweight: Drops significant pounds compared to stock exhaust.
- Custom Options: Available in Raw Stainless or Polished, with 3 muffler styles to choose from.
- Controls: Works with both forward and mid-control configurations.
- Low Rider ST Note: Requires baggage support bracket (available separately).
For Softail riders chasing massive gains and a deeper, aggressive tone, the Stealth Pipes M8 system is the ultimate upgrade.
muffler Sound Profiles Explained
Balanced
Balanced mufflers deliver a full exhaust note without excessive volume, making them ideal for riders who want strong sound presence without overwhelming noise.
Aggressive
Aggressive mufflers increase volume and bite, producing a raw, performance driven sound that stands out under throttle while still remaining rideable.
Extreme
Extreme mufflers are built for riders who want the loudest, most unapologetic sound possible. These options deliver an aggressive exhaust note designed to dominate attention.
modular fit mufflers
Every Stealth Pipes muffler is a direct slip on fit with every exhaust system we make. Change up your muffler (and sound) in minutes.
