{"product_id":"walker-exhaust-muffler-18942","title":"WALKER - Exhaust Muffler - 18942","description":"\u003ch2 data-start=\"317\" data-end=\"339\"\u003eProduct Description\u003c\/h2\u003e\n\u003cp data-start=\"341\" data-end=\"698\"\u003eThe WALKER 18942 SoundFX® Exhaust Muffler is a direct-fit replacement engineered to restore OE-style performance and sound for GM minivans equipped with 3.4L, 3.5L, and 3.9L V6 engines. Manufactured from \u003cstrong data-start=\"545\" data-end=\"570\"\u003e100% aluminized steel\u003c\/strong\u003e, this muffler offers superior corrosion resistance and extends service life compared to standard low-carbon steel alternatives.\u003c\/p\u003e\n\u003cp data-start=\"700\" data-end=\"1072\"\u003eOE-style louvered tubes help reduce radiated noise for a smoother, factory-correct exhaust tone. Internal partitions and mechanically joined tubes allow for controlled expansion and contraction under temperature cycles, reducing distortion and improving durability. With OE-style pipe routing and mounting geometry, installation is straightforward and requires no welding.\u003c\/p\u003e\n\u003cp data-start=\"1074\" data-end=\"1236\"\u003eDesigned and tested to maintain optimal exhaust flow and backpressure, the 18942 ensures long-lasting reliability and quiet performance for daily-driven vehicles.\u003c\/p\u003e\n\u003chr data-start=\"1238\" data-end=\"1241\"\u003e\n\u003ch2 data-start=\"1243\" data-end=\"1258\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-start=\"1260\" data-end=\"1701\"\u003e\n\u003cli data-start=\"1260\" data-end=\"1337\"\u003e\n\u003cp data-start=\"1262\" data-end=\"1337\"\u003e\u003cstrong data-start=\"1262\" data-end=\"1295\"\u003eAluminized Steel Construction\u003c\/strong\u003e provides excellent corrosion resistance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1338\" data-end=\"1415\"\u003e\n\u003cp data-start=\"1340\" data-end=\"1415\"\u003e\u003cstrong data-start=\"1340\" data-end=\"1375\"\u003eDirect-Fit Bolt-On Installation\u003c\/strong\u003e with OE-style routing and connections\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1416\" data-end=\"1489\"\u003e\n\u003cp data-start=\"1418\" data-end=\"1489\"\u003e\u003cstrong data-start=\"1418\" data-end=\"1445\"\u003eOE-Style Louvered Tubes\u003c\/strong\u003e ensure quiet, factory-level sound quality\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1490\" data-end=\"1563\"\u003e\n\u003cp data-start=\"1492\" data-end=\"1563\"\u003e\u003cstrong data-start=\"1492\" data-end=\"1541\"\u003eMechanically Joined Tubes \u0026amp; Spun-Locked Heads\u003c\/strong\u003e increase durability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1564\" data-end=\"1627\"\u003e\n\u003cp data-start=\"1566\" data-end=\"1627\"\u003e\u003cstrong data-start=\"1566\" data-end=\"1594\"\u003eInternal Drainage System\u003c\/strong\u003e helps prevent moisture buildup\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1628\" data-end=\"1701\"\u003e\n\u003cp data-start=\"1630\" data-end=\"1701\"\u003e\u003cstrong data-start=\"1630\" data-end=\"1653\"\u003eEngineered \u0026amp; Tested\u003c\/strong\u003e to match OE exhaust performance and longevity\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1703\" data-end=\"1706\"\u003e\n\u003ch2 data-start=\"1708\" data-end=\"1735\"\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=\"1737\" data-end=\"2345\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"1737\" data-end=\"1763\"\u003e\n\u003ctr data-start=\"1737\" data-end=\"1763\"\u003e\n\u003cth data-start=\"1737\" data-end=\"1753\" data-col-size=\"sm\"\u003eSpecification\u003c\/th\u003e\n\u003cth data-start=\"1753\" data-end=\"1763\" data-col-size=\"sm\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"1790\" data-end=\"2345\"\u003e\n\u003ctr data-start=\"1790\" data-end=\"1806\"\u003e\n\u003ctd data-start=\"1790\" data-end=\"1798\" data-col-size=\"sm\"\u003eShape\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1798\" data-end=\"1806\"\u003eOval\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1807\" data-end=\"1830\"\u003e\n\u003ctd data-start=\"1807\" data-end=\"1816\" data-col-size=\"sm\"\u003eFinish\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1816\" data-end=\"1830\"\u003eAluminized\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1831\" data-end=\"1856\"\u003e\n\u003ctd data-start=\"1831\" data-end=\"1847\" data-col-size=\"sm\"\u003eBody Material\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1847\" data-end=\"1856\"\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1857\" data-end=\"1889\"\u003e\n\u003ctd data-start=\"1857\" data-end=\"1870\" data-col-size=\"sm\"\u003eInlet Type\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1870\" data-end=\"1889\"\u003ePipe Connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1890\" data-end=\"1923\"\u003e\n\u003ctd data-start=\"1890\" data-end=\"1904\" data-col-size=\"sm\"\u003eOutlet Type\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1904\" data-end=\"1923\"\u003ePipe Connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1924\" data-end=\"1960\"\u003e\n\u003ctd data-start=\"1924\" data-end=\"1948\" data-col-size=\"sm\"\u003eInlet Inside Diameter\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1948\" data-end=\"1960\"\u003e2.250 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1961\" data-end=\"1998\"\u003e\n\u003ctd data-start=\"1961\" data-end=\"1986\" data-col-size=\"sm\"\u003eOutlet Inside Diameter\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1986\" data-end=\"1998\"\u003e2.250 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1999\" data-end=\"2026\"\u003e\n\u003ctd data-start=\"1999\" data-end=\"2016\" data-col-size=\"sm\"\u003eInlet Location\u003c\/td\u003e\n\u003ctd data-start=\"2016\" data-end=\"2026\" data-col-size=\"sm\"\u003eOffset\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2027\" data-end=\"2055\"\u003e\n\u003ctd data-start=\"2027\" data-end=\"2045\" data-col-size=\"sm\"\u003eOutlet Location\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2045\" data-end=\"2055\"\u003eCenter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2056\" data-end=\"2078\"\u003e\n\u003ctd data-start=\"2056\" data-end=\"2073\" data-col-size=\"sm\"\u003eInlet Quantity\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2073\" data-end=\"2078\"\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2079\" data-end=\"2102\"\u003e\n\u003ctd data-start=\"2079\" data-end=\"2097\" data-col-size=\"sm\"\u003eOutlet Quantity\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2097\" data-end=\"2102\"\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2103\" data-end=\"2129\"\u003e\n\u003ctd data-start=\"2103\" data-end=\"2117\" data-col-size=\"sm\"\u003eBody Height\u003c\/td\u003e\n\u003ctd data-start=\"2117\" data-end=\"2129\" data-col-size=\"sm\"\u003e4.250 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2130\" data-end=\"2157\"\u003e\n\u003ctd data-start=\"2130\" data-end=\"2144\" data-col-size=\"sm\"\u003eBody Length\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2144\" data-end=\"2157\"\u003e28.000 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2158\" data-end=\"2183\"\u003e\n\u003ctd data-start=\"2158\" data-end=\"2171\" data-col-size=\"sm\"\u003eBody Width\u003c\/td\u003e\n\u003ctd data-start=\"2171\" data-end=\"2183\" data-col-size=\"sm\"\u003e8.813 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2184\" data-end=\"2214\"\u003e\n\u003ctd data-start=\"2184\" data-end=\"2201\" data-col-size=\"sm\"\u003eOverall Length\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2201\" data-end=\"2214\"\u003e32.000 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2215\" data-end=\"2242\"\u003e\n\u003ctd data-start=\"2215\" data-end=\"2230\" data-col-size=\"sm\"\u003eInlet Offset\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2230\" data-end=\"2242\"\u003e2.625 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2243\" data-end=\"2262\"\u003e\n\u003ctd data-start=\"2243\" data-end=\"2256\" data-col-size=\"sm\"\u003eReversible\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2256\" data-end=\"2262\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2263\" data-end=\"2279\"\u003e\n\u003ctd data-start=\"2263\" data-end=\"2273\" data-col-size=\"sm\"\u003eTunable\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2273\" data-end=\"2279\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2280\" data-end=\"2320\"\u003e\n\u003ctd data-start=\"2280\" data-end=\"2308\" data-col-size=\"sm\"\u003eUniversal or Specific Fit\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2308\" data-end=\"2320\"\u003eSpecific\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2321\" data-end=\"2345\"\u003e\n\u003ctd data-start=\"2321\" data-end=\"2334\" data-col-size=\"sm\"\u003eGrade Type\u003c\/td\u003e\n\u003ctd data-start=\"2334\" data-end=\"2345\" data-col-size=\"sm\"\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=\"2347\" data-end=\"2350\"\u003e\n\u003ch2 data-start=\"2352\" data-end=\"2378\"\u003eVehicle Compatibility\u003c\/h2\u003e\n\u003cp data-start=\"2379\" data-end=\"2439\"\u003e\u003cem data-start=\"2379\" data-end=\"2439\"\u003e(One muffler required per vehicle unless otherwise noted.)\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3 data-start=\"2441\" data-end=\"2454\"\u003e\u003cstrong data-start=\"2445\" data-end=\"2454\"\u003eBuick\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch4 data-start=\"2455\" data-end=\"2469\"\u003eTerraza\u003c\/h4\u003e\n\u003cul data-start=\"2470\" data-end=\"2597\"\u003e\n\u003cli data-start=\"2470\" data-end=\"2511\"\u003e\n\u003cp data-start=\"2472\" data-end=\"2511\"\u003e\u003cstrong data-start=\"2472\" data-end=\"2502\"\u003e3.9L V6 (3880cc \/ 237 cid)\u003c\/strong\u003e → 2007\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2512\" data-end=\"2554\"\u003e\n\u003cp data-start=\"2514\" data-end=\"2554\"\u003e\u003cstrong data-start=\"2514\" data-end=\"2540\"\u003e3.5L V6 (213 cid), FWD\u003c\/strong\u003e → 2005–2006\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2555\" data-end=\"2597\"\u003e\n\u003cp data-start=\"2557\" data-end=\"2597\"\u003e\u003cstrong data-start=\"2557\" data-end=\"2583\"\u003e3.5L V6 (213 cid), AWD\u003c\/strong\u003e → 2005–2006\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2599\" data-end=\"2602\"\u003e\n\u003ch3 data-start=\"2604\" data-end=\"2621\"\u003e\u003cstrong data-start=\"2608\" data-end=\"2621\"\u003eChevrolet\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch4 data-start=\"2622\" data-end=\"2637\"\u003eUplander\u003c\/h4\u003e\n\u003cul data-start=\"2638\" data-end=\"2765\"\u003e\n\u003cli data-start=\"2638\" data-end=\"2684\"\u003e\n\u003cp data-start=\"2640\" data-end=\"2684\"\u003e\u003cstrong data-start=\"2640\" data-end=\"2670\"\u003e3.9L V6 (3880cc \/ 237 cid)\u003c\/strong\u003e → 2007–2008\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2685\" data-end=\"2727\"\u003e\n\u003cp data-start=\"2687\" data-end=\"2727\"\u003e\u003cstrong data-start=\"2687\" data-end=\"2713\"\u003e3.5L V6 (213 cid), FWD\u003c\/strong\u003e → 2005–2006\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2728\" data-end=\"2765\"\u003e\n\u003cp data-start=\"2730\" data-end=\"2765\"\u003e\u003cstrong data-start=\"2730\" data-end=\"2751\"\u003e3.5L V6 (213 cid)\u003c\/strong\u003e → 2005–2006\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-start=\"2767\" data-end=\"2781\"\u003eVenture\u003c\/h4\u003e\n\u003cul data-start=\"2782\" data-end=\"2824\"\u003e\n\u003cli data-start=\"2782\" data-end=\"2824\"\u003e\n\u003cp data-start=\"2784\" data-end=\"2824\"\u003e\u003cstrong data-start=\"2784\" data-end=\"2810\"\u003e3.4L V6 (207 cid), FWD\u003c\/strong\u003e → 2002–2005\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2826\" data-end=\"2829\"\u003e\n\u003ch3 data-start=\"2831\" data-end=\"2849\"\u003e\u003cstrong data-start=\"2835\" data-end=\"2849\"\u003eOldsmobile\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch4 data-start=\"2850\" data-end=\"2867\"\u003eSilhouette\u003c\/h4\u003e\n\u003cul data-start=\"2868\" data-end=\"2910\"\u003e\n\u003cli data-start=\"2868\" data-end=\"2910\"\u003e\n\u003cp data-start=\"2870\" data-end=\"2910\"\u003e\u003cstrong data-start=\"2870\" data-end=\"2896\"\u003e3.4L V6 (207 cid), FWD\u003c\/strong\u003e → 2002–2004\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2912\" data-end=\"2915\"\u003e\n\u003ch3 data-start=\"2917\" data-end=\"2932\"\u003e\u003cstrong data-start=\"2921\" data-end=\"2932\"\u003ePontiac\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch4 data-start=\"2933\" data-end=\"2947\"\u003eMontana\u003c\/h4\u003e\n\u003cul data-start=\"2948\" data-end=\"3118\"\u003e\n\u003cli data-start=\"2948\" data-end=\"2994\"\u003e\n\u003cp data-start=\"2950\" data-end=\"2994\"\u003e\u003cstrong data-start=\"2950\" data-end=\"2980\"\u003e3.9L V6 (3880cc \/ 237 cid)\u003c\/strong\u003e → 2007–2009\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2995\" data-end=\"3037\"\u003e\n\u003cp data-start=\"2997\" data-end=\"3037\"\u003e\u003cstrong data-start=\"2997\" data-end=\"3023\"\u003e3.4L V6 (207 cid), FWD\u003c\/strong\u003e → 2002–2005\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3038\" data-end=\"3080\"\u003e\n\u003cp data-start=\"3040\" data-end=\"3080\"\u003e\u003cstrong data-start=\"3040\" data-end=\"3066\"\u003e3.5L V6 (213 cid), FWD\u003c\/strong\u003e → 2005–2006\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3081\" data-end=\"3118\"\u003e\n\u003cp data-start=\"3083\" data-end=\"3118\"\u003e\u003cstrong data-start=\"3083\" data-end=\"3104\"\u003e3.5L V6 (213 cid)\u003c\/strong\u003e → 2005–2006\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3120\" data-end=\"3123\"\u003e\n\u003ch3 data-start=\"3125\" data-end=\"3139\"\u003e\u003cstrong data-start=\"3129\" data-end=\"3139\"\u003eSaturn\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch4 data-start=\"3140\" data-end=\"3152\"\u003eRelay\u003c\/h4\u003e\n\u003cul data-start=\"3153\" data-end=\"3280\"\u003e\n\u003cli data-start=\"3153\" data-end=\"3195\"\u003e\n\u003cp data-start=\"3155\" data-end=\"3195\"\u003e\u003cstrong data-start=\"3155\" data-end=\"3181\"\u003e3.5L V6 (213 cid), FWD\u003c\/strong\u003e → 2005–2006\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3196\" data-end=\"3238\"\u003e\n\u003cp data-start=\"3198\" data-end=\"3238\"\u003e\u003cstrong data-start=\"3198\" data-end=\"3224\"\u003e3.5L V6 (213 cid), AWD\u003c\/strong\u003e → 2005–2006\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3239\" data-end=\"3280\"\u003e\n\u003cp data-start=\"3241\" data-end=\"3280\"\u003e\u003cstrong data-start=\"3241\" data-end=\"3271\"\u003e3.9L V6 (3880cc \/ 237 cid)\u003c\/strong\u003e → 2007\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3282\" data-end=\"3285\"\u003e\n\u003ch2 data-start=\"3287\" data-end=\"3319\"\u003eInstallation \u0026amp; Warranty Notes\u003c\/h2\u003e\n\u003cul data-start=\"3321\" data-end=\"3576\"\u003e\n\u003cli data-start=\"3321\" data-end=\"3393\"\u003e\n\u003cp data-start=\"3323\" data-end=\"3393\"\u003eDirect-fit design simplifies installation and aligns with OE hangers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3394\" data-end=\"3444\"\u003e\n\u003cp data-start=\"3396\" data-end=\"3444\"\u003eReplace clamps and gaskets for optimal sealing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3445\" data-end=\"3511\"\u003e\n\u003cp data-start=\"3447\" data-end=\"3511\"\u003eDesigned to restore proper exhaust tone and reduce cabin noise\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3512\" data-end=\"3576\"\u003e\n\u003cp data-start=\"3514\" data-end=\"3576\"\u003eAluminized steel resists corrosion for extended service life\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"WALKER","offers":[{"title":"Default Title","offer_id":45856186532039,"sku":"WAL18942","price":86.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/Screenshot2025-11-21145634.png?v=1763765741","url":"https:\/\/mainstreeteshop.com\/products\/walker-exhaust-muffler-18942","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}