Reversible design for installation flexibility. The 401339 resonator is ideal for taking a loud system down a notch. It can be used alone in a single exhaust system or in pairs in a dual system. 100% weled construction for strenght. It features a straight through performance design and is constructed of T-304 stainless steel for high durability. It utilizes continuous -filament fiber (CFF) acoustic material for sound control. As with all Borla? mufflers and resonators, it is made in the USA and is covered by the Million-Mile Warranty.
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