Borla CrateMuffler Resonator Option 2.5in Center/Center 3.5in Round x 10in AC & PS Eliminator kit Brian Crower Subaru EJ257 -

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Borla CrateMuffler Resonator Option 2.5in Center/Center 3.5in Round x 10in AC & PS Eliminator kit Brian Crower Subaru EJ257 -If you want to lower the sound pressure level (SPL) of your new CrateMufflers?, or any muffler, you can install a resonator. The resonator 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.