Thunderheader X-Series 2 - 1 Chrome Low Exhaust System Pipes Harley Softail 18+ Tri 5:1 stock compression cast pistons

5:1 stock compression cast pistons and Hastings rings

2-into-1 stepped equal-length headers

Fits Harley 2007-2017 Softail and 2006-2017 Dyna Models

Legend Revo XL Coil Suspension Heavy Duty 13" Shocks

Thunderheader X-Series 2 - 1 Chrome Low Exhaust System Pipes Harley Softail 18+ Tri 5:1 stock compression cast pistonsBrand New Part # 1363X Chrome X Series Standard 2 into 1 Exhaust System w Heat Shields Fits Harley 2018 2022 Low Rider ST, Heritage, & Sport Glide The X SERIES Exhaust is our newest line in creating maximum horsepower. With our 2" headpipe, 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. **MAY HAVE A LEAD