S&S CYCLE Exhaust - Chrome 550-0851A

If you're running a cruiser that deserves better breathing room, the S&S Cycle 550-0851A exhaust delivers measurable gains in power and torque while keeping your bike street-legal across all 50 states. The repositioned catalytic converters reduce heat at the rider's seat, and the high-flow design produces a signature deep bass rumble without sacrificing rideability or compliance. You get real performance with the convenience of bolt-on installation and full O2 sensor compatibility.

• 4.5" billet endcaps
• Highlight machined thruster design
• High-flow catalytic converters
• Deep bass rumble tone
• Improved power and torque
• Reduced rider heat
• Relocates cats to mufflers
• Stock O2 sensor compatible
• Wide band O2 ready
• Includes sensor adapters
• EPA and CARB compliant
• EO# K-010-15 approved
• Meets SAE J2825 sound
• Made in USA
• Bolt-on installation