{"product_id":"walker-exhaust-muffler-21144","title":"WALKER - Exhaust Muffler - 21144","description":"\u003ch2 data-start=\"290\" data-end=\"312\"\u003eProduct Description\u003c\/h2\u003e\n\u003cp data-start=\"314\" data-end=\"661\"\u003eThe WALKER 21144 Quiet-Flow® SS Exhaust Muffler is engineered as a \u003cstrong data-start=\"381\" data-end=\"433\"\u003epremium, direct-fit, stainless-steel replacement\u003c\/strong\u003e for late-model Ford F-150 trucks. As the only broad-market muffler constructed with \u003cstrong data-start=\"518\" data-end=\"542\"\u003e100% stainless steel\u003c\/strong\u003e, it provides superior durability, corrosion resistance, and long-term performance compared to aluminized alternatives.\u003c\/p\u003e\n\u003cp data-start=\"663\" data-end=\"966\"\u003eIts \u003cstrong data-start=\"667\" data-end=\"703\"\u003eOE-style acoustic louvered tubes\u003c\/strong\u003e, \u003cstrong data-start=\"705\" data-end=\"720\"\u003edomed heads\u003c\/strong\u003e, and \u003cstrong data-start=\"726\" data-end=\"760\"\u003eprecisely engineered flow path\u003c\/strong\u003e deliver factory-correct exhaust tone and optimized backpressure. Each unit is validated through extensive \u003cstrong data-start=\"867\" data-end=\"896\"\u003eacoustic and flow testing\u003c\/strong\u003e, ensuring it performs and sounds exactly like the original equipment.\u003c\/p\u003e\n\u003chr data-start=\"968\" data-end=\"971\"\u003e\n\u003ch2 data-start=\"973\" data-end=\"988\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-start=\"990\" data-end=\"1579\"\u003e\n\u003cli data-start=\"990\" data-end=\"1090\"\u003e\n\u003cp data-start=\"992\" data-end=\"1090\"\u003e\u003cstrong data-start=\"992\" data-end=\"1029\"\u003e100% Stainless Steel Construction\u003c\/strong\u003e for maximum corrosion resistance and extended service life\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1091\" data-end=\"1184\"\u003e\n\u003cp data-start=\"1093\" data-end=\"1184\"\u003e\u003cstrong data-start=\"1093\" data-end=\"1122\"\u003eDirect-Fit Bolt-On Design\u003c\/strong\u003e — OE-style hangers and mounting points, no welding required\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1185\" data-end=\"1260\"\u003e\n\u003cp data-start=\"1187\" data-end=\"1260\"\u003e\u003cstrong data-start=\"1187\" data-end=\"1228\"\u003eOE-Style Louvered Tubes \u0026amp; Domed Heads\u003c\/strong\u003e provide premium sound quality\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1261\" data-end=\"1359\"\u003e\n\u003cp data-start=\"1263\" data-end=\"1359\"\u003e\u003cstrong data-start=\"1263\" data-end=\"1314\"\u003eMechanically Joined Tubes \u0026amp; Internal Partitions\u003c\/strong\u003e reduce distortion during thermal expansion\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1360\" data-end=\"1436\"\u003e\n\u003cp data-start=\"1362\" data-end=\"1436\"\u003e\u003cstrong data-start=\"1362\" data-end=\"1405\"\u003eSpun-Locked Heads \u0026amp; OE-Style Spot Welds\u003c\/strong\u003e enhance long-term durability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1437\" data-end=\"1526\"\u003e\n\u003cp data-start=\"1439\" data-end=\"1526\"\u003e\u003cstrong data-start=\"1439\" data-end=\"1467\"\u003eInternal Drainage System\u003c\/strong\u003e reduces moisture collection to prevent premature failure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1527\" data-end=\"1579\"\u003e\n\u003cp data-start=\"1529\" data-end=\"1579\"\u003e\u003cstrong data-start=\"1529\" data-end=\"1577\"\u003eBacked by Walker’s Limited Lifetime Warranty\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1581\" data-end=\"1584\"\u003e\n\u003ch2 data-start=\"1586\" data-end=\"1613\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cdiv class=\"_tableContainer_1rjym_1\"\u003e\n\u003cdiv class=\"group _tableWrapper_1rjym_13 flex w-fit flex-col-reverse\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"1615\" data-end=\"2257\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"1615\" data-end=\"1641\"\u003e\n\u003ctr data-start=\"1615\" data-end=\"1641\"\u003e\n\u003cth data-start=\"1615\" data-end=\"1631\" data-col-size=\"sm\"\u003eSpecification\u003c\/th\u003e\n\u003cth data-start=\"1631\" data-end=\"1641\" data-col-size=\"sm\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"1668\" data-end=\"2257\"\u003e\n\u003ctr data-start=\"1668\" data-end=\"1684\"\u003e\n\u003ctd data-start=\"1668\" data-end=\"1676\" data-col-size=\"sm\"\u003eShape\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1676\" data-end=\"1684\"\u003eOval\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1685\" data-end=\"1705\"\u003e\n\u003ctd data-start=\"1685\" data-end=\"1694\" data-col-size=\"sm\"\u003eFinish\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1694\" data-end=\"1705\"\u003eNatural\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1706\" data-end=\"1741\"\u003e\n\u003ctd data-start=\"1706\" data-end=\"1722\" data-col-size=\"sm\"\u003eBody Material\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1722\" data-end=\"1741\"\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1742\" data-end=\"1774\"\u003e\n\u003ctd data-start=\"1742\" data-end=\"1755\" data-col-size=\"sm\"\u003eInlet Type\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1755\" data-end=\"1774\"\u003ePipe Connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1775\" data-end=\"1808\"\u003e\n\u003ctd data-start=\"1775\" data-end=\"1789\" data-col-size=\"sm\"\u003eOutlet Type\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1789\" data-end=\"1808\"\u003ePipe Connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1809\" data-end=\"1846\"\u003e\n\u003ctd data-start=\"1809\" data-end=\"1834\" data-col-size=\"sm\"\u003eInlet Outside Diameter\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1834\" data-end=\"1846\"\u003e2.500 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1847\" data-end=\"1884\"\u003e\n\u003ctd data-start=\"1847\" data-end=\"1872\" data-col-size=\"sm\"\u003eOutlet Inside Diameter\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1872\" data-end=\"1884\"\u003e2.750 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1885\" data-end=\"1911\"\u003e\n\u003ctd data-start=\"1885\" data-end=\"1899\" data-col-size=\"sm\"\u003eBody Height\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1899\" data-end=\"1911\"\u003e7.000 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1912\" data-end=\"1939\"\u003e\n\u003ctd data-start=\"1912\" data-end=\"1926\" data-col-size=\"sm\"\u003eBody Length\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1926\" data-end=\"1939\"\u003e25.000 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1940\" data-end=\"1965\"\u003e\n\u003ctd data-start=\"1940\" data-end=\"1953\" data-col-size=\"sm\"\u003eBody Width\u003c\/td\u003e\n\u003ctd data-start=\"1953\" data-end=\"1965\" data-col-size=\"sm\"\u003e9.000 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1966\" data-end=\"1991\"\u003e\n\u003ctd data-start=\"1966\" data-end=\"1984\" data-col-size=\"sm\"\u003eHanger Included\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1984\" data-end=\"1991\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1992\" data-end=\"2019\"\u003e\n\u003ctd data-start=\"1992\" data-end=\"2009\" data-col-size=\"sm\"\u003eInlet Location\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2009\" data-end=\"2019\"\u003eOffset\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2020\" data-end=\"2048\"\u003e\n\u003ctd data-start=\"2020\" data-end=\"2038\" data-col-size=\"sm\"\u003eOutlet Location\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2038\" data-end=\"2048\"\u003eOffset\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2049\" data-end=\"2071\"\u003e\n\u003ctd data-start=\"2049\" data-end=\"2066\" data-col-size=\"sm\"\u003eInlet Quantity\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2066\" data-end=\"2071\"\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2072\" data-end=\"2095\"\u003e\n\u003ctd data-start=\"2072\" data-end=\"2090\" data-col-size=\"sm\"\u003eOutlet Quantity\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2090\" data-end=\"2095\"\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2096\" data-end=\"2115\"\u003e\n\u003ctd data-start=\"2096\" data-end=\"2109\" data-col-size=\"sm\"\u003eReversible\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2109\" data-end=\"2115\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2116\" data-end=\"2132\"\u003e\n\u003ctd data-start=\"2116\" data-end=\"2126\" data-col-size=\"sm\"\u003eTunable\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2126\" data-end=\"2132\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2133\" data-end=\"2163\"\u003e\n\u003ctd data-start=\"2133\" data-end=\"2150\" data-col-size=\"sm\"\u003eOverall Length\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2150\" data-end=\"2163\"\u003e39.500 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2164\" data-end=\"2191\"\u003e\n\u003ctd data-start=\"2164\" data-end=\"2179\" data-col-size=\"sm\"\u003eInlet Offset\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2179\" data-end=\"2191\"\u003e1.750 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2192\" data-end=\"2232\"\u003e\n\u003ctd data-start=\"2192\" data-end=\"2220\" data-col-size=\"sm\"\u003eUniversal or Specific Fit\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2220\" data-end=\"2232\"\u003eSpecific\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2233\" data-end=\"2257\"\u003e\n\u003ctd data-start=\"2233\" data-end=\"2246\" data-col-size=\"sm\"\u003eGrade Type\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2246\" data-end=\"2257\"\u003ePremium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr data-start=\"2259\" data-end=\"2262\"\u003e\n\u003ch2 data-start=\"2264\" data-end=\"2288\"\u003eVehicle Compatibility\u003c\/h2\u003e\n\u003ch3 data-start=\"2290\" data-end=\"2302\"\u003e\u003cstrong data-start=\"2294\" data-end=\"2302\"\u003eFord\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch4 data-start=\"2303\" data-end=\"2317\"\u003e\u003cstrong data-start=\"2308\" data-end=\"2317\"\u003eF-150\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul data-start=\"2318\" data-end=\"2396\"\u003e\n\u003cli data-start=\"2318\" data-end=\"2352\"\u003e\n\u003cp data-start=\"2320\" data-end=\"2352\"\u003e\u003cstrong data-start=\"2320\" data-end=\"2333\"\u003e2015–2020\u003c\/strong\u003e – 2.7L V6 164cid\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2353\" data-end=\"2396\"\u003e\n\u003cp data-start=\"2355\" data-end=\"2396\"\u003e\u003cstrong data-start=\"2355\" data-end=\"2368\"\u003e2015–2020\u003c\/strong\u003e – 3.5L V6 3496cc \/ 213cid\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2398\" data-end=\"2401\"\u003e\n\u003ch2 data-start=\"2403\" data-end=\"2435\"\u003eInstallation \u0026amp; Warranty Notes\u003c\/h2\u003e\n\u003cul data-start=\"2437\" data-end=\"2714\"\u003e\n\u003cli data-start=\"2437\" data-end=\"2513\"\u003e\n\u003cp data-start=\"2439\" data-end=\"2513\"\u003eDesigned for \u003cstrong data-start=\"2452\" data-end=\"2476\"\u003ebolt-on installation\u003c\/strong\u003e using existing OE hanger locations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2514\" data-end=\"2554\"\u003e\n\u003cp data-start=\"2516\" data-end=\"2554\"\u003eNo welding or modifications required\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2555\" data-end=\"2628\"\u003e\n\u003cp data-start=\"2557\" data-end=\"2628\"\u003eEnsures factory-grade sound, performance, and emissions compatibility\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2629\" data-end=\"2714\"\u003e\n\u003cp data-start=\"2631\" data-end=\"2714\"\u003eCovered by \u003cstrong data-start=\"2642\" data-end=\"2712\"\u003eWalker’s Limited Lifetime Warranty + 90-Day Safe \u0026amp; Sound Guarantee\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"WALKER","offers":[{"title":"Default Title","offer_id":45879975706823,"sku":"WAL21144","price":195.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/Screenshot2025-11-24155700.png?v=1764028558","url":"https:\/\/mainstreeteshop.com\/products\/walker-exhaust-muffler-21144","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}