{"product_id":"dynomax-39456-exhaust-system-kit","title":"Dynomax 39456 Exhaust System Kit","description":"\u003ch2\u003eDynomax Ultra Flo Welded Cat-Back Exhaust\u003c\/h2\u003e\u003cp\u003eDynomax Ultra Flo Welded part number 39456 is a stainless steel cat-back exhaust system built for the 2007-2011 Jeep Wrangler. It uses a straight-through muffler design and mandrel-bent tubing to support freer exhaust flow while maintaining a deep performance tone.\u003c\/p\u003e\u003cp\u003eThe Ultra Flo Welded Single System line focuses on welded stainless construction, reduced interior resonance, and a bolt-on layout for straightforward exhaust replacement on the Jeep Wrangler platform.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 2007-2011 Jeep Wrangler, N\/A\u003c\/li\u003e\n\u003cli\u003eCat-back system with single exhaust layout\u003c\/li\u003e\n\u003cli\u003eStainless steel pipe and muffler construction\u003c\/li\u003e\n\u003cli\u003eStraight-through Ultra Flo Welded muffler design\u003c\/li\u003e\n\u003cli\u003eMandrel-bent tubing for consistent exhaust flow\u003c\/li\u003e\n\u003cli\u003eRound polished tip with rear exit style\u003c\/li\u003e\n\u003cli\u003eBand clamps and mounting hardware included\u003c\/li\u003e\n\u003cli\u003ePart number 39456\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eDynomax 39456 is engineered as a premium performance exhaust system for Jeep Wrangler owners who want a direct replacement from the catalytic converter back. The system includes intermediate pipes, muffler, tail pipe, tip, and clamps, with a 2.5-inch pipe diameter and a 3.0-inch outlet and tip diameter. The straight-through muffler uses Continuous Roving Fiberglass technology to help control cabin resonance while preserving a performance-oriented exhaust note.\u003c\/p\u003e\u003cp\u003eFor shoppers searching for a Jeep Wrangler cat-back exhaust, stainless steel exhaust upgrade, or Dynomax Ultra Flo Welded Single System for 2007-2011 Jeep Wrangler, this part number 39456 matches the confirmed application and system style.\u003c\/p\u003e\u003ch2\u003eCommon Reasons to Replace\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRust or corrosion in the factory exhaust system\u003c\/li\u003e\n\u003cli\u003eCracked or leaking muffler or pipes\u003c\/li\u003e\n\u003cli\u003eRestricted exhaust flow from an aging system\u003c\/li\u003e\n\u003cli\u003eUnwanted exhaust resonance or drone\u003c\/li\u003e\n\u003cli\u003eNeed for a performance cat-back exhaust upgrade\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eThis system is designed for bolt-on installation on the confirmed Jeep Wrangler applications. Verify vehicle year and exhaust routing before installation, and confirm clearance around the rear exit and tip location. Professional installation is recommended if the existing exhaust hardware is seized or heavily corroded.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDynomax backs the Ultra Flo Welded line with a Limited Lifetime Warranty and a 90-Day Performance \u0026amp; Sound Guarantee. Part number 39456 is built with 100-percent welded stainless steel construction for long-term durability.\u003c\/p\u003e","brand":"Dynomax","offers":[{"title":"Default Title","offer_id":52819032637621,"sku":"DWRS-39456","price":393.26,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/WK_39456_Fro.jpg?v=1784437719","url":"https:\/\/www.partcatalog.com\/products\/dynomax-39456-exhaust-system-kit","provider":"PartCatalog","version":"1.0","type":"link"}