{"product_id":"walker-exhaust-muffler-18450","title":"WALKER - Exhaust Muffler - 18450","description":"\u003ch2 data-start=\"356\" data-end=\"382\"\u003e\u003cstrong data-start=\"359\" data-end=\"382\"\u003eProduct Description\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"384\" data-end=\"771\"\u003eThe Walker SoundFX® \u003cstrong data-start=\"404\" data-end=\"413\"\u003e18450\u003c\/strong\u003e muffler is engineered as a direct-fit solution for 1993–1997 Nissan Altima models. Built with aluminized steel for enhanced corrosion resistance, this muffler provides reliable performance, OE-style sound, and long service life. Its louvered tube technology, reinforced internal structure, and OE-style hangers ensure durability and simplified installation.\u003c\/p\u003e\n\u003chr data-start=\"773\" data-end=\"776\"\u003e\n\u003ch2 data-start=\"778\" data-end=\"797\"\u003e\u003cstrong data-start=\"781\" data-end=\"797\"\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"799\" data-end=\"1236\"\u003e\n\u003cli data-start=\"799\" data-end=\"874\"\u003e\n\u003cp data-start=\"801\" data-end=\"874\"\u003e\u003cstrong data-start=\"801\" data-end=\"834\"\u003eAluminized Steel Construction\u003c\/strong\u003e resists rust and increases durability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"875\" data-end=\"955\"\u003e\n\u003cp data-start=\"877\" data-end=\"955\"\u003e\u003cstrong data-start=\"877\" data-end=\"906\"\u003eDirect-Fit Bolt-On Design\u003c\/strong\u003e eliminates the need for fabrication or welding\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"956\" data-end=\"1033\"\u003e\n\u003cp data-start=\"958\" data-end=\"1033\"\u003e\u003cstrong data-start=\"958\" data-end=\"985\"\u003eOE-Style Louvered Tubes\u003c\/strong\u003e deliver factory-quality sound characteristics\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1034\" data-end=\"1110\"\u003e\n\u003cp data-start=\"1036\" data-end=\"1110\"\u003e\u003cstrong data-start=\"1036\" data-end=\"1085\"\u003eMechanically Joined Tubes \u0026amp; Spun-Locked Heads\u003c\/strong\u003e for enhanced stability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1111\" data-end=\"1182\"\u003e\n\u003cp data-start=\"1113\" data-end=\"1182\"\u003e\u003cstrong data-start=\"1113\" data-end=\"1141\"\u003eInternal Drainage System\u003c\/strong\u003e reduces moisture buildup and corrosion\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1183\" data-end=\"1236\"\u003e\n\u003cp data-start=\"1185\" data-end=\"1236\"\u003e\u003cstrong data-start=\"1185\" data-end=\"1208\"\u003eDesigned and Tested\u003c\/strong\u003e for reliable service life\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1238\" data-end=\"1241\"\u003e\n\u003ch2 data-start=\"1243\" data-end=\"1274\"\u003e\u003cstrong data-start=\"1246\" data-end=\"1274\"\u003eTechnical Specifications\u003c\/strong\u003e\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=\"1276\" data-end=\"1930\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"1276\" data-end=\"1302\"\u003e\n\u003ctr data-start=\"1276\" data-end=\"1302\"\u003e\n\u003cth data-start=\"1276\" data-end=\"1292\" data-col-size=\"sm\"\u003eSpecification\u003c\/th\u003e\n\u003cth data-start=\"1292\" data-end=\"1302\" data-col-size=\"sm\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"1329\" data-end=\"1930\"\u003e\n\u003ctr data-start=\"1329\" data-end=\"1349\"\u003e\n\u003ctd data-start=\"1329\" data-end=\"1341\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1331\" data-end=\"1340\"\u003eShape\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"1341\" data-end=\"1349\" data-col-size=\"sm\"\u003eOval\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1350\" data-end=\"1377\"\u003e\n\u003ctd data-start=\"1350\" data-end=\"1363\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1352\" data-end=\"1362\"\u003eFinish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1363\" data-end=\"1377\"\u003eAluminized\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1378\" data-end=\"1410\"\u003e\n\u003ctd data-start=\"1378\" data-end=\"1400\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1380\" data-end=\"1399\"\u003eOutlet Location\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1400\" data-end=\"1410\"\u003eOffset\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1411\" data-end=\"1452\"\u003e\n\u003ctd data-start=\"1411\" data-end=\"1428\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1413\" data-end=\"1427\"\u003eInlet Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1428\" data-end=\"1452\"\u003e2 Bolt Welded Flange\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1453\" data-end=\"1478\"\u003e\n\u003ctd data-start=\"1453\" data-end=\"1471\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1455\" data-end=\"1470\"\u003eOutlet Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1471\" data-end=\"1478\"\u003eTip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1479\" data-end=\"1509\"\u003e\n\u003ctd data-start=\"1479\" data-end=\"1497\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1481\" data-end=\"1496\"\u003eBody Height\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1497\" data-end=\"1509\"\u003e5.500 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1510\" data-end=\"1541\"\u003e\n\u003ctd data-start=\"1510\" data-end=\"1528\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1512\" data-end=\"1527\"\u003eBody Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1528\" data-end=\"1541\"\u003e17.000 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1542\" data-end=\"1572\"\u003e\n\u003ctd data-start=\"1542\" data-end=\"1559\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1544\" data-end=\"1558\"\u003eBody Width\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1559\" data-end=\"1572\"\u003e11.000 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1573\" data-end=\"1607\"\u003e\n\u003ctd data-start=\"1573\" data-end=\"1594\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1575\" data-end=\"1593\"\u003eOverall Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1594\" data-end=\"1607\"\u003e28.875 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1608\" data-end=\"1650\"\u003e\n\u003ctd data-start=\"1608\" data-end=\"1638\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1610\" data-end=\"1637\"\u003eOutlet Outside Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1638\" data-end=\"1650\"\u003e2.000 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1651\" data-end=\"1682\"\u003e\n\u003ctd data-start=\"1651\" data-end=\"1670\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1653\" data-end=\"1669\"\u003eInlet Offset\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1670\" data-end=\"1682\"\u003e1.500 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1683\" data-end=\"1714\"\u003e\n\u003ctd data-start=\"1683\" data-end=\"1704\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1685\" data-end=\"1703\"\u003eInlet Location\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1704\" data-end=\"1714\"\u003eOffset\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1715\" data-end=\"1741\"\u003e\n\u003ctd data-start=\"1715\" data-end=\"1736\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1717\" data-end=\"1735\"\u003eInlet Quantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1736\" data-end=\"1741\"\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1742\" data-end=\"1769\"\u003e\n\u003ctd data-start=\"1742\" data-end=\"1764\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1744\" data-end=\"1763\"\u003eOutlet Quantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"1764\" data-end=\"1769\" data-col-size=\"sm\"\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1770\" data-end=\"1799\"\u003e\n\u003ctd data-start=\"1770\" data-end=\"1790\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1772\" data-end=\"1789\"\u003eBody Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1790\" data-end=\"1799\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1800\" data-end=\"1829\"\u003e\n\u003ctd data-start=\"1800\" data-end=\"1822\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1802\" data-end=\"1821\"\u003eHanger Included\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1822\" data-end=\"1829\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1830\" data-end=\"1853\"\u003e\n\u003ctd data-start=\"1830\" data-end=\"1847\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1832\" data-end=\"1846\"\u003eReversible\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1847\" data-end=\"1853\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1854\" data-end=\"1874\"\u003e\n\u003ctd data-start=\"1854\" data-end=\"1868\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1856\" data-end=\"1867\"\u003eTunable\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"1868\" data-end=\"1874\" data-col-size=\"sm\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1875\" data-end=\"1901\"\u003e\n\u003ctd data-start=\"1875\" data-end=\"1889\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1877\" data-end=\"1888\"\u003eFitment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"1889\" data-end=\"1901\" data-col-size=\"sm\"\u003eSpecific\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1902\" data-end=\"1930\"\u003e\n\u003ctd data-start=\"1902\" data-end=\"1919\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1904\" data-end=\"1918\"\u003eGrade Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1919\" data-end=\"1930\"\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=\"1932\" data-end=\"1935\"\u003e\n\u003ch2 data-start=\"1937\" data-end=\"1963\"\u003e\u003cstrong data-start=\"1940\" data-end=\"1963\"\u003eOE Cross References\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1964\" data-end=\"1992\"\u003e(Not provided for this part)\u003c\/p\u003e\n\u003chr data-start=\"1994\" data-end=\"1997\"\u003e\n\u003ch2 data-start=\"1999\" data-end=\"2027\"\u003e\u003cstrong data-start=\"2002\" data-end=\"2027\"\u003eVehicle Compatibility\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"2029\" data-end=\"2043\"\u003e\u003cstrong data-start=\"2033\" data-end=\"2043\"\u003eNissan\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2044\" data-end=\"2091\"\u003e\n\u003cli data-start=\"2044\" data-end=\"2091\"\u003e\n\u003cp data-start=\"2046\" data-end=\"2070\"\u003e\u003cstrong data-start=\"2046\" data-end=\"2068\"\u003eAltima (1993–1997)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2073\" data-end=\"2091\"\u003e\n\u003cli data-start=\"2073\" data-end=\"2091\"\u003e\n\u003cp data-start=\"2075\" data-end=\"2091\"\u003e2.4L L4 2389cc\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2093\" data-end=\"2096\"\u003e\n\u003ch2 data-start=\"2098\" data-end=\"2125\"\u003e\u003cstrong data-start=\"2101\" data-end=\"2125\"\u003eInstallation \u0026amp; Notes\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2127\" data-end=\"2510\"\u003e\n\u003cli data-start=\"2127\" data-end=\"2189\"\u003e\n\u003cp data-start=\"2129\" data-end=\"2189\"\u003eDirect-fit installation with \u003cstrong data-start=\"2158\" data-end=\"2178\"\u003eOE-style hangers\u003c\/strong\u003e included\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2190\" data-end=\"2247\"\u003e\n\u003cp data-start=\"2192\" data-end=\"2247\"\u003e\u003cstrong data-start=\"2192\" data-end=\"2215\"\u003eNo welding required\u003c\/strong\u003e when used with factory piping\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2248\" data-end=\"2315\"\u003e\n\u003cp data-start=\"2250\" data-end=\"2315\"\u003eReplace \u003cstrong data-start=\"2258\" data-end=\"2305\"\u003egaskets, flange hardware, and rubber mounts\u003c\/strong\u003e if worn\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2316\" data-end=\"2365\"\u003e\n\u003cp data-start=\"2318\" data-end=\"2365\"\u003eVerify pipe alignment before tightening bolts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2366\" data-end=\"2440\"\u003e\n\u003cp data-start=\"2368\" data-end=\"2440\"\u003eDesigned to restore \u003cstrong data-start=\"2388\" data-end=\"2438\"\u003efactory sound and backpressure characteristics\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2441\" data-end=\"2510\"\u003e\n\u003cp data-start=\"2443\" data-end=\"2510\"\u003eRecommended to inspect adjoining exhaust components for corrosion\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"WALKER","offers":[{"title":"Default Title","offer_id":45910829662407,"sku":"WAL18450","price":69.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/Screenshot2025-12-01170413.png?v=1764637406","url":"https:\/\/mainstreeteshop.com\/products\/walker-exhaust-muffler-18450","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}