{"product_id":"walker-exhaust-muffler-18439","title":"WALKER - Exhaust Muffler - 18439","description":"\u003ch2 data-start=\"319\" data-end=\"341\"\u003eProduct Description\u003c\/h2\u003e\n\u003cp data-start=\"343\" data-end=\"658\"\u003eThe WALKER 18439 SoundFX® Exhaust Muffler is designed as a premium, direct-fit replacement for select Chevrolet Cavalier and Pontiac Sunfire models. Constructed from \u003cstrong data-start=\"509\" data-end=\"534\"\u003e100% aluminized steel\u003c\/strong\u003e, this SoundFX® muffler provides superior corrosion resistance and longer service life than standard low-carbon steel units.\u003c\/p\u003e\n\u003cp data-start=\"660\" data-end=\"1015\"\u003eFeaturing internal partitions, mechanically joined tubes, and spun-locked heads, this muffler withstands thermal expansion and contraction while maintaining structural integrity. OE-style louvered tubes help reduce radiated noise, restoring factory-style sound quality. An internal drainage system further enhances durability by limiting moisture buildup.\u003c\/p\u003e\n\u003cp data-start=\"1017\" data-end=\"1282\"\u003eWith OE-style pipe routings and a direct-fit pipe connection inlet, installation is simple—no welding or specialized fabrication required. Designed and tested to extend service life, the WALKER 18439 provides dependable operation, quiet performance, and proper fit.\u003c\/p\u003e\n\u003chr data-start=\"1284\" data-end=\"1287\"\u003e\n\u003ch2 data-start=\"1289\" data-end=\"1304\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-start=\"1306\" data-end=\"1743\"\u003e\n\u003cli data-start=\"1306\" data-end=\"1387\"\u003e\n\u003cp data-start=\"1308\" data-end=\"1387\"\u003e\u003cstrong data-start=\"1308\" data-end=\"1341\"\u003eAluminized steel construction\u003c\/strong\u003e improves corrosion resistance and longevity\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1388\" data-end=\"1461\"\u003e\n\u003cp data-start=\"1390\" data-end=\"1461\"\u003e\u003cstrong data-start=\"1390\" data-end=\"1424\"\u003eDirect-fit bolt-on replacement\u003c\/strong\u003e—no welding or fabrication required\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1462\" data-end=\"1539\"\u003e\n\u003cp data-start=\"1464\" data-end=\"1539\"\u003e\u003cstrong data-start=\"1464\" data-end=\"1491\"\u003eDurable internal design\u003c\/strong\u003e with partitions and mechanically joined tubes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1540\" data-end=\"1601\"\u003e\n\u003cp data-start=\"1542\" data-end=\"1601\"\u003e\u003cstrong data-start=\"1542\" data-end=\"1564\"\u003eOE-style acoustics\u003c\/strong\u003e from noise-reducing louvered tubes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1602\" data-end=\"1673\"\u003e\n\u003cp data-start=\"1604\" data-end=\"1673\"\u003e\u003cstrong data-start=\"1604\" data-end=\"1641\"\u003eInternal moisture drainage system\u003c\/strong\u003e enhances long-term durability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1674\" data-end=\"1743\"\u003e\n\u003cp data-start=\"1676\" data-end=\"1743\"\u003e\u003cstrong data-start=\"1676\" data-end=\"1721\"\u003eSpun-locked heads and OE-style spot welds\u003c\/strong\u003e for added stability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1745\" data-end=\"1748\"\u003e\n\u003ch2 data-start=\"1750\" data-end=\"1777\"\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=\"1779\" data-end=\"2402\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"1779\" data-end=\"1805\"\u003e\n\u003ctr data-start=\"1779\" data-end=\"1805\"\u003e\n\u003cth data-start=\"1779\" data-end=\"1795\" data-col-size=\"sm\"\u003eSpecification\u003c\/th\u003e\n\u003cth data-start=\"1795\" data-end=\"1805\" data-col-size=\"sm\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"1832\" data-end=\"2402\"\u003e\n\u003ctr data-start=\"1832\" data-end=\"1848\"\u003e\n\u003ctd data-start=\"1832\" data-end=\"1840\" data-col-size=\"sm\"\u003eShape\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1840\" data-end=\"1848\"\u003eOval\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1849\" data-end=\"1872\"\u003e\n\u003ctd data-start=\"1849\" data-end=\"1858\" data-col-size=\"sm\"\u003eFinish\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1858\" data-end=\"1872\"\u003eAluminized\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1873\" data-end=\"1898\"\u003e\n\u003ctd data-start=\"1873\" data-end=\"1889\" data-col-size=\"sm\"\u003eBody Material\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1889\" data-end=\"1898\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1899\" data-end=\"1931\"\u003e\n\u003ctd data-start=\"1899\" data-end=\"1912\" data-col-size=\"sm\"\u003eInlet Type\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1912\" data-end=\"1931\"\u003ePipe Connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1932\" data-end=\"1953\"\u003e\n\u003ctd data-start=\"1932\" data-end=\"1946\" data-col-size=\"sm\"\u003eOutlet Type\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1946\" data-end=\"1953\"\u003eTip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1954\" data-end=\"1990\"\u003e\n\u003ctd data-start=\"1954\" data-end=\"1978\" data-col-size=\"sm\"\u003eInlet Inside Diameter\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1978\" data-end=\"1990\"\u003e2.000 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1991\" data-end=\"2029\"\u003e\n\u003ctd data-start=\"1991\" data-end=\"2017\" data-col-size=\"sm\"\u003eOutlet Outside Diameter\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2017\" data-end=\"2029\"\u003e1.750 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2030\" data-end=\"2057\"\u003e\n\u003ctd data-start=\"2030\" data-end=\"2047\" data-col-size=\"sm\"\u003eInlet Location\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2047\" data-end=\"2057\"\u003eOffset\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2058\" data-end=\"2080\"\u003e\n\u003ctd data-start=\"2058\" data-end=\"2075\" data-col-size=\"sm\"\u003eInlet Quantity\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2075\" data-end=\"2080\"\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2081\" data-end=\"2109\"\u003e\n\u003ctd data-start=\"2081\" data-end=\"2099\" data-col-size=\"sm\"\u003eOutlet Location\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2099\" data-end=\"2109\"\u003eCenter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2110\" data-end=\"2133\"\u003e\n\u003ctd data-start=\"2110\" data-end=\"2128\" data-col-size=\"sm\"\u003eOutlet Quantity\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2128\" data-end=\"2133\"\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2134\" data-end=\"2160\"\u003e\n\u003ctd data-start=\"2134\" data-end=\"2148\" data-col-size=\"sm\"\u003eBody Height\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2148\" data-end=\"2160\"\u003e5.500 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2161\" data-end=\"2188\"\u003e\n\u003ctd data-start=\"2161\" data-end=\"2175\" data-col-size=\"sm\"\u003eBody Length\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2175\" data-end=\"2188\"\u003e18.000 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2189\" data-end=\"2215\"\u003e\n\u003ctd data-start=\"2189\" data-end=\"2202\" data-col-size=\"sm\"\u003eBody Width\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2202\" data-end=\"2215\"\u003e11.000 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2216\" data-end=\"2246\"\u003e\n\u003ctd data-start=\"2216\" data-end=\"2233\" data-col-size=\"sm\"\u003eOverall Length\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2233\" data-end=\"2246\"\u003e27.500 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2247\" data-end=\"2274\"\u003e\n\u003ctd data-start=\"2247\" data-end=\"2262\" data-col-size=\"sm\"\u003eInlet Offset\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2262\" data-end=\"2274\"\u003e3.500 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2275\" data-end=\"2299\"\u003e\n\u003ctd data-start=\"2275\" data-end=\"2293\" data-col-size=\"sm\"\u003eHanger Included\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2293\" data-end=\"2299\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2300\" data-end=\"2319\"\u003e\n\u003ctd data-start=\"2300\" data-end=\"2313\" data-col-size=\"sm\"\u003eReversible\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2313\" data-end=\"2319\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2320\" data-end=\"2336\"\u003e\n\u003ctd data-start=\"2320\" data-end=\"2330\" data-col-size=\"sm\"\u003eTunable\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2330\" data-end=\"2336\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2337\" data-end=\"2377\"\u003e\n\u003ctd data-start=\"2337\" data-end=\"2365\" data-col-size=\"sm\"\u003eUniversal or Specific Fit\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2365\" data-end=\"2377\"\u003eSpecific\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2378\" data-end=\"2402\"\u003e\n\u003ctd data-start=\"2378\" data-end=\"2391\" data-col-size=\"sm\"\u003eGrade Type\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2391\" data-end=\"2402\"\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=\"2404\" data-end=\"2407\"\u003e\n\u003ch2 data-start=\"2409\" data-end=\"2435\"\u003eVehicle Compatibility\u003c\/h2\u003e\n\u003cp data-start=\"2436\" data-end=\"2533\"\u003e\u003cem data-start=\"2436\" data-end=\"2533\"\u003e(All applications listed require one muffler per vehicle and provide direct-fit compatibility.)\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3 data-start=\"2535\" data-end=\"2563\"\u003e\u003cstrong data-start=\"2539\" data-end=\"2563\"\u003eChevrolet – Cavalier\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2565\" data-end=\"2597\"\u003e\u003cstrong data-start=\"2565\" data-end=\"2595\"\u003e2.2L L4 (2190cc \/ 134 cid)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2598\" data-end=\"2611\"\u003e\n\u003cli data-start=\"2598\" data-end=\"2611\"\u003e\n\u003cp data-start=\"2600\" data-end=\"2611\"\u003e1995–2003\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2613\" data-end=\"2645\"\u003e\u003cstrong data-start=\"2613\" data-end=\"2643\"\u003e2.4L L4 (2392cc \/ 146 cid)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2646\" data-end=\"2659\"\u003e\n\u003cli data-start=\"2646\" data-end=\"2659\"\u003e\n\u003cp data-start=\"2648\" data-end=\"2659\"\u003e1996–2002\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2661\" data-end=\"2693\"\u003e\u003cstrong data-start=\"2661\" data-end=\"2691\"\u003e2.2L L4 (2198cc \/ 134 cid)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2694\" data-end=\"2707\"\u003e\n\u003cli data-start=\"2694\" data-end=\"2707\"\u003e\n\u003cp data-start=\"2696\" data-end=\"2707\"\u003e2002–2005\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2709\" data-end=\"2712\"\u003e\n\u003ch3 data-start=\"2714\" data-end=\"2739\"\u003e\u003cstrong data-start=\"2718\" data-end=\"2739\"\u003ePontiac – Sunfire\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2741\" data-end=\"2773\"\u003e\u003cstrong data-start=\"2741\" data-end=\"2771\"\u003e2.2L L4 (2190cc \/ 134 cid)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2774\" data-end=\"2796\"\u003e\n\u003cli data-start=\"2774\" data-end=\"2787\"\u003e\n\u003cp data-start=\"2776\" data-end=\"2787\"\u003e1999–2001\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2788\" data-end=\"2796\"\u003e\n\u003cp data-start=\"2790\" data-end=\"2796\"\u003e2002\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2798\" data-end=\"2830\"\u003e\u003cstrong data-start=\"2798\" data-end=\"2828\"\u003e2.2L L4 (2198cc \/ 134 cid)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2831\" data-end=\"2853\"\u003e\n\u003cli data-start=\"2831\" data-end=\"2839\"\u003e\n\u003cp data-start=\"2833\" data-end=\"2839\"\u003e2002\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2840\" data-end=\"2853\"\u003e\n\u003cp data-start=\"2842\" data-end=\"2853\"\u003e2003–2005\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2855\" data-end=\"2887\"\u003e\u003cstrong data-start=\"2855\" data-end=\"2885\"\u003e2.4L L4 (2392cc \/ 146 cid)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2888\" data-end=\"2901\"\u003e\n\u003cli data-start=\"2888\" data-end=\"2901\"\u003e\n\u003cp data-start=\"2890\" data-end=\"2901\"\u003e1999–2001\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2903\" data-end=\"2906\"\u003e\n\u003ch2 data-start=\"2908\" data-end=\"2940\"\u003eInstallation \u0026amp; Warranty Notes\u003c\/h2\u003e\n\u003cul data-start=\"2942\" data-end=\"3310\"\u003e\n\u003cli data-start=\"2942\" data-end=\"3020\"\u003e\n\u003cp data-start=\"2944\" data-end=\"3020\"\u003eDirect-fit installation with OE-style pipe connections—no welding required\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3021\" data-end=\"3087\"\u003e\n\u003cp data-start=\"3023\" data-end=\"3087\"\u003eCheck exhaust hangers and hardware for wear; replace as needed\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3088\" data-end=\"3145\"\u003e\n\u003cp data-start=\"3090\" data-end=\"3145\"\u003eEnsure proper outlet alignment to avoid exhaust leaks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3146\" data-end=\"3237\"\u003e\n\u003cp data-start=\"3148\" data-end=\"3237\"\u003eWalker SoundFX® systems are engineered for long service life and OE-style sound control\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3238\" data-end=\"3310\"\u003e\n\u003cp data-start=\"3240\" data-end=\"3310\"\u003eMuffler is not reversible—match inlet\/outlet orientation to OE setup\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"WALKER","offers":[{"title":"Default Title","offer_id":45855583305927,"sku":"WAL18439","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/Screenshot2025-11-21103247.png?v=1763749916","url":"https:\/\/mainstreeteshop.com\/products\/walker-exhaust-muffler-18439","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}