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.
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Sorry we do not have fitment information available for this part number. Contact us for any fitment questions. | |||||
IN STOCK Akrapovic M-BM/T/4HAkrapovic Slip-On Line - Titanium Akrapovic 11-12 BMW 1 Series M Coupe (E82) Slip-On Line (Titanium) (Req. Tips) $3,401.00
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IN STOCK Borla 401158Borla Universal Mufflers Borla 2.75in In/Out 7.75in Diameter x 24in L Universal Muffler - Heavy Duty Truck Applications $267.99
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$134.20
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$300.00
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IN STOCK - LOW MBRP GP122107MBRP Muffler AL MBRP Universal 3in ID Inlet 2.5in ID Outlet 30.5in Chambered Aluminum Muffler (NO DROPSHIP) $159.99
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For more information on Borla part number 400937, you can visit the official Borla website.