The world's Most Trusted Name in Exhaust Baffles

Call: 704-847-1222




ATTENTION: Big City Thunder will be closed starting at 3pm est June 30, 2015 for extensive renovations and retooling in order to better serve you, our customers.


We will reopen promptly at 9am est July 22, 2015. PLEASE NOTE – any orders placed online during this time period will be shipped on July 22/23, 2015.


We thank you for your patience and appreciate your ongoing support as we continue to grow.


The Staff at Big City Thunder


Welcome to Big City Thunder's Shop!
Home of the Big City Thunder Monster Baffles

Thunder Monsters, our patented and trademarked performance baffles have been successfully applied in motorcycle exhaust systems too numerous to list.We continually strive to lead the industry in products that not only improve performance and rideability but also produce a sound unlike any other.

Please look for our ads in:
american-iron-bwjpg hotrodbikes-bw hotbike-bagger

Big City Thunder Ad




Company Info:

Big City Thunder



Made in the USA!