Special Offers
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Thunderheader™ X-SERIES™ M8 Softail “HIGH PIPE” - Chrome (18' - 26')
Our X-SERIES™ “High Pipe” 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. Our “High Pipe”...Regular price $1,787.00Regular price $1,787.00 -
Thunderheader™ X-SERIES™ M8 Softail “HIGH PIPE” - Black (18' - 26')
Our X-SERIES™ “High Pipe” 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. Our “High Pipe”...Regular price $1,839.00Regular price $1,839.00 -
Thunderheader™ X-SERIES™ M8 Softail 2-In-1 Exhaust – Chrome (18' - 24')
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...Regular price $1,839.00Regular price $1,839.00 -
Thunderheader™ X-SERIES™ Softail 2-In-1 Exhaust – Chrome (18' - 26')
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...Regular price $1,839.00Regular price $1,839.00 -
Thunderheader™ X-SERIES™ M8 Softail 2-In-1 Exhaust – Black (25' - 26')
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 18mm and 12mm...Regular price $1,839.00Regular price $1,839.00 -
Thunderheader™ X-SERIES™ M8 Softail 2-In-1 Exhaust – Chrome (18' - 26')
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...Regular price $1,839.00Regular price $1,839.00
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Restrictive stock mufflers choke off exhaust scavenging and muffle the raw roar of your engine. Upgrade to full performance exhaust systems and slip-on mufflers built to shed weight, increase horsepower, and deliver a loud, deep tone. Open up your exhaust flow, wake up the neighborhood, and let your motor scream.