Crate Muffler™ Resonators #400939

Part# Product Type Shape Tubing Ø Inlet / Outlet Case Size
400939 Crate Muffler™ Resonators Round 3.0" Center / Center 3.5" x 10"

If you want to lower the sound pressure level (SPL) of your new CrateMufflers™, you can install the Resonator Option. The Resonator Option is designed to attenuate overall sound. This is perfect for customers looking to reducing the sound level 2-3 B(A). This straight-through design will not degrade the performance of your vehicle.


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