The Screamin’ Eagle High-Flow Exhaust system provides bolt-on performance by reducing the catalyst restrictions and improving exhaust flow. This exhaust system is optimized for use on engines producing 80+ horsepower and works great with Screamin’ Eagle Stage kits 1 through 4.
Kit replaces the stock head pipe and mufflers with large diameter, freeflowing head pipes and matching mufflers
Muffler inlet diameter has been increased to 2.25" to enhance exhaust gas scavenging
Catalysts have been relocated to the mufflers to enhance flow
Dial the system to your motorcycle by using the Screamin’ Eagle Street Performance Tuner to tune your ECM specifically to match your performance upgrades
The proof is in the horsepower and torque numbers
ECM recalibration is required
Mufflers are EPA stamped