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THUNDERHEADER 1325XB – 2025 M8 Softail – X-SERIES STANDARD 2-INTO-1 Exhaust w/Heat Shields – Fits Low Rider ST & Heritage – Black
Regular price $1,839.00 USD
Our X-SERIES™ Exhaust is our newest line in creating maximum horsepower. With our 2″ head pipes, equal length tubes, and a larger...
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Our X-SERIES™ Exhaust is our newest line in creating maximum horsepower. With our 2″ head pipes, equal length tubes, and a larger collector, this exhaust is made specifically for Harley-Davidson’s Milwaukee-Eight™ engine. Includes full coverage heat shields. 18mm and 12mm O2 sensor ports.
Includes all heat shields, clamps, bracket, and install hardware. MUST use Screamin’ Eagle Flat Gaskets to install properly (HD Part#17048-98).
Fits 2025 Low Rider ST & Heritage ONLY.
Please order a 1363XB if you need one for 2018 – 2024.
Leadtime 6-8 weeks





