Vibrant · New
Vibrant StreetPower Round Muff 5inx9inx14in long Muff body 4in inlet I.D. x 4in outlet Center-Center
MPN 1139 · Store SKU vib1139
Supplier stock checked 11/8/2026, 5:05:40 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
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Product details
Vibrant Performance StreetPower Universal Mufflers offer a perfect balance of providing unrestricted exhaust flow thanks to Vibrant's signature "True Straight Through" while effectively controlling exhaust tone and drone due to the dense, multi-layer sound suppression materials packed into each of these mufflers. All StreetPower Universal Mufflers feature PREMIUM 304 Stainless Steel construction, polished to a beautiful mirror finish. STREETPOWER Round Muffler, 4" inlet/outlet (Center-Center)
Manufacturer fitment & guides
Check 1139 against the manufacturer’s application information below.