{"product_id":"vibrant-performance-streetpower-muffler-1139-4-inch-center-inlet-and-outlet-18-inch-round-body","title":"Vibrant Performance StreetPower Muffler 1139, 4-Inch Center Inlet and Outlet, 18-Inch Round Body","description":"STREETPOWER Round Muffle r 4in inlet\/outlet\n\u003cp\u003eThe Vibrant Performance StreetPower Muffler Part Number 1139 is a universal exhaust muffler designed for custom automotive applications requiring efficient exhaust flow and a polished stainless steel finish. It features a 4-inch center inlet and 4-inch center outlet for straightforward installation in compatible exhaust systems, while the reversible design provides added flexibility when positioning the muffler under the vehicle.\u003cbr\u003eThe round muffler body measures 18 inches in length and uses a compact 7-inch body diameter for a balanced combination of performance and fitment versatility. Its 22-inch overall length accommodates a range of custom exhaust layouts without requiring a vehicle-specific configuration. The polished stainless steel construction offers corrosion resistance and a clean appearance suited to both street-driven and performance-oriented builds.\u003cbr\u003eDesigned for universal use, the Vibrant Performance StreetPower Muffler 1139 can be incorporated into custom exhaust systems, replacement projects, and fabrication work where a 4-inch inlet and outlet are required. Confirm exhaust routing, inlet and outlet alignment, available clearance, and mounting requirements before installation. Professional installation is recommended for systems requiring cutting, welding, or other exhaust modifications.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eBrand: Vibrant Performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePart Number: 1139\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSeries: StreetPower\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eInlet Size: 4-inch center inlet\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eOutlet Size: 4-inch center outlet\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eBody Shape: Round\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eBody Length: 18 inches\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eBody Diameter: 7 inches\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eOverall Length: 22 inches\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eConstruction: Stainless steel\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFinish: Polished\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDesign: Reversible\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFitment: Universal\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eQuantity: Sold individually\u003c\/li\u003e\u003c\/ul\u003e","brand":"VIBRANT PERFORMANCE","offers":[{"title":"Default Title","offer_id":67644338733308,"sku":"VIB1139","price":179.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/8797\/5420\/files\/VIB1139_10c94973-810b-4615-b7e8-b217b3b25880.jpg?v=1791103746","url":"https:\/\/ozkonickustomz.com\/products\/vibrant-performance-streetpower-muffler-1139-4-inch-center-inlet-and-outlet-18-inch-round-body","provider":"Ozkonic Kustomz LLC","version":"1.0","type":"link"}