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Welcome to Big City Thunder!
- Don't be baffled about sound and power, Big City Thunder delivers both!!
- If you are looking for a more aggressive, throaty sound we can help, with our Original Thunder Monster baffles.
- If you are trying to tone things down, but not kill the sound we have you covered with our Quiet Thunder Monster baffles.
- If you have a flat spot or hesitation with your carbureted bike we have an answer.
- If you have decel popping on your fuel injected bike we can help.
"We not only produce baffles that perform but also deliver a true Hot Rod rumble."
Big City Thunder – real world performance. Real people with real answers. Try Us Today.