Big City Thunder Home of the Thunder Monster Baffles

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Home of the Big City Thunder Monster Baffles

The Thunder Monster Baffles deliver a deep, rich, throatier exhaust sound - that will turn heads. But that’s not all you will get with the Thunder Monster Baffles! They will turn your motorcycle into a power bike by releasing all the horsepower and torque loose.

Our Thunder monster baffles are designed to deal with the sonic and thermal pulses to deliver the correct amount of back pressure which will make you motorcycle come alive. We offer 3 types of motorcycle baffles designed to fit most motorcycle exhaust pipes.

Each Thunder Monster Baffle has been tested for maximum performance.

Thunder Monster Original Baffles: These motorcycle baffles are designed to turn all the horsepower and torque loose giving your motorcycle that deeper, throatier tone. You will feel the power of the Thunder Monster Original Baffles more than a straight pipe with no baffles.

If you want more of a hot rod sound, check out our original thunder monster exhaust baffles for Vance & Hines, Cobra, Samson, Rinehart, Rush, Screamin' Eagle 16 guage, fishtails as well as many others.

Thunder Monster QQ Baffles: Looking for the performance that a motorcycle baffle can give you but want to tone it down a bit with an even deeper sound? Our quality The Thunder Monster QQ Baffles will do the job! Available for Vance & Himes, Cobra, Samson, Rinehart, Rush, Screamin' Eagle 16 gauge, Fishtails, and more.

Thunder Monster Screamin' Eagle Baffles? No problem, we have you covered. Our TMSEII Baffles are specific to the '06 and earlier Screamin' Eagle II Muffler for softails, Dynas, and Sportsters.

Screamin' Eagle Street performace slip on mufflers for 2007 and up Baggers, Dynas, and Sportsters. We can make your eagles soar with our patented Thunder Monster Baffles.The Screamin' Eagle baffles will completely give your old motorcycle exhaust system a deeper, throatier hot rod tone. The Screamin' Eagle Baffles are easy to install with no cutting, welding or drilling of your exhaust system.

If you have stock or large diameter aftermarket mufflers or have removed or modified your stock or after market baffles and are not pleased with the results or sound, our Head Pipe Installation is the ticket! Available in both our original and QQ preference, Vance & Hines, Rush, Rinehart, Bub Bassani, Klock Works, Screamin' Eagle as well as true dual applications, we have a baffle that delivers great sound and performance at a very affordable price.

We produce b affles for most radius or curved pipes, including Vance & Hines big radius, Cobra Swept, Victory Swept, Ness, Hooker Troublemakers, and more.

Yes, we do have baffles for two into one systems such as Vance & Hines Pro Pipe and Big Radius 2 into 1, Cobra, HP, and many others.