Thunderheader - X-Series Exhaust High Pipe w/Heat Shields 12mm & 18mm O2 Sensor Ports fits '18-'24 Softail Slim, Low Rider S/ST, Standard, & Street Bob - Black

Thunderheader - X-Series Exhaust High Pipe w/Heat Shields 12mm & 18mm O2 Sensor Ports fits '18-'24 Softail Slim, Low Rider S/ST, Standard, & Street Bob - Black

The X-SERIES™ High Pipe Exhaust is Thunderheader’s newest performance line, engineered to deliver maximum horsepower for Harley-Davidson Milwaukee-Eight™ engines. Featuring a 2" head pipe, equal-length tubes, and a larger collector, this system is designed to optimize exhaust flow and overall performance. The high-pipe design provides increased ground clearance, making it ideal for riders who require additional clearance.

This exhaust system includes full-coverage heat shields and is equipped with both 18mm and 12mm O2 sensor ports for proper sensor fitment. The kit includes all heat shields, clamps, and required installation hardware, and uses the stock mounting bracket. Screamin’ Eagle Flat Gaskets are required for proper installation (Harley-Davidson Part #17048-98).

Fitment:

• Fits 2018-2024 Softail Slim, Low Rider S, Low Rider ST, Standard, & Street Bob only
• Will NOT fit 2025 models