{"product_id":"walker-exhaust-muffler-21745","title":"WALKER - Exhaust Muffler - 21745","description":"\u003ch2 data-start=\"298\" data-end=\"320\"\u003eProduct Description\u003c\/h2\u003e\n\u003cp data-start=\"322\" data-end=\"707\"\u003eThe WALKER 21745 Quiet-Flow® SS Exhaust Muffler delivers premium, OE-style sound control and corrosion resistance for Subaru Forester and Impreza models. Constructed with a \u003cstrong data-start=\"495\" data-end=\"532\"\u003e100% stainless-steel muffler body\u003c\/strong\u003e, it offers longer service life than traditional aluminized units. The internal drainage system prevents moisture buildup and rust, ensuring durability even in harsh climates.\u003c\/p\u003e\n\u003cp data-start=\"709\" data-end=\"1005\"\u003eEngineered as a direct-fit replacement with OE-style hangers and precise pipe routing, installation is simple and requires no specialized fabrication or welding. The Quiet-Flow® SS design incorporates louvered tubes and domed heads to reduce radiated noise while maintaining optimal exhaust flow.\u003c\/p\u003e\n\u003cp data-start=\"1007\" data-end=\"1121\"\u003eBacked by Walker’s limited lifetime warranty, this muffler guarantees reliable, factory-grade exhaust performance.\u003c\/p\u003e\n\u003chr data-start=\"1123\" data-end=\"1126\"\u003e\n\u003ch2 data-start=\"1128\" data-end=\"1143\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-start=\"1145\" data-end=\"1684\"\u003e\n\u003cli data-start=\"1145\" data-end=\"1222\"\u003e\n\u003cp data-start=\"1147\" data-end=\"1222\"\u003e\u003cstrong data-start=\"1147\" data-end=\"1184\"\u003e100% Stainless-Steel Muffler Body\u003c\/strong\u003e for maximum resistance to corrosion\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1223\" data-end=\"1309\"\u003e\n\u003cp data-start=\"1225\" data-end=\"1309\"\u003e\u003cstrong data-start=\"1225\" data-end=\"1252\"\u003eDirect-Fit Installation\u003c\/strong\u003e with OE-style hangers and brackets—no welding required\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1310\" data-end=\"1388\"\u003e\n\u003cp data-start=\"1312\" data-end=\"1388\"\u003e\u003cstrong data-start=\"1312\" data-end=\"1340\"\u003ePremium Acoustic Control\u003c\/strong\u003e using OE-style domed heads and louvered tubes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1389\" data-end=\"1470\"\u003e\n\u003cp data-start=\"1391\" data-end=\"1470\"\u003e\u003cstrong data-start=\"1391\" data-end=\"1415\"\u003eDurable Construction\u003c\/strong\u003e with mechanically joined tubes and spun-locked heads\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1471\" data-end=\"1547\"\u003e\n\u003cp data-start=\"1473\" data-end=\"1547\"\u003e\u003cstrong data-start=\"1473\" data-end=\"1501\"\u003eInternal Drainage System\u003c\/strong\u003e reduces internal moisture and prevents rust\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1548\" data-end=\"1617\"\u003e\n\u003cp data-start=\"1550\" data-end=\"1617\"\u003e\u003cstrong data-start=\"1550\" data-end=\"1576\"\u003eFlow \u0026amp; Sound Validated\u003c\/strong\u003e to match OE performance specifications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1618\" data-end=\"1684\"\u003e\n\u003cp data-start=\"1620\" data-end=\"1684\"\u003e\u003cstrong data-start=\"1620\" data-end=\"1684\"\u003eLimited Lifetime Warranty \u0026amp; 90-Day Safe and Sound® Guarantee\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1686\" data-end=\"1689\"\u003e\n\u003ch2 data-start=\"1691\" data-end=\"1718\"\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=\"1720\" data-end=\"2292\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"1720\" data-end=\"1746\"\u003e\n\u003ctr data-start=\"1720\" data-end=\"1746\"\u003e\n\u003cth data-start=\"1720\" data-end=\"1736\" data-col-size=\"sm\"\u003eSpecification\u003c\/th\u003e\n\u003cth data-start=\"1736\" data-end=\"1746\" data-col-size=\"sm\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"1773\" data-end=\"2292\"\u003e\n\u003ctr data-start=\"1773\" data-end=\"1789\"\u003e\n\u003ctd data-start=\"1773\" data-end=\"1781\" data-col-size=\"sm\"\u003eShape\u003c\/td\u003e\n\u003ctd data-start=\"1781\" data-end=\"1789\" data-col-size=\"sm\"\u003eOval\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1790\" data-end=\"1810\"\u003e\n\u003ctd data-start=\"1790\" data-end=\"1799\" data-col-size=\"sm\"\u003eFinish\u003c\/td\u003e\n\u003ctd data-start=\"1799\" data-end=\"1810\" data-col-size=\"sm\"\u003eNatural\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1811\" data-end=\"1846\"\u003e\n\u003ctd data-start=\"1811\" data-end=\"1827\" data-col-size=\"sm\"\u003eBody Material\u003c\/td\u003e\n\u003ctd data-start=\"1827\" data-end=\"1846\" data-col-size=\"sm\"\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1847\" data-end=\"1884\"\u003e\n\u003ctd data-start=\"1847\" data-end=\"1860\" data-col-size=\"sm\"\u003eInlet Type\u003c\/td\u003e\n\u003ctd data-start=\"1860\" data-end=\"1884\" data-col-size=\"sm\"\u003e2 Bolt Welded Flange\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1885\" data-end=\"1906\"\u003e\n\u003ctd data-start=\"1885\" data-end=\"1899\" data-col-size=\"sm\"\u003eOutlet Type\u003c\/td\u003e\n\u003ctd data-start=\"1899\" data-end=\"1906\" data-col-size=\"sm\"\u003eTip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1907\" data-end=\"1933\"\u003e\n\u003ctd data-start=\"1907\" data-end=\"1921\" data-col-size=\"sm\"\u003eBody Height\u003c\/td\u003e\n\u003ctd data-start=\"1921\" data-end=\"1933\" data-col-size=\"sm\"\u003e7.000 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1934\" data-end=\"1961\"\u003e\n\u003ctd data-start=\"1934\" data-end=\"1948\" data-col-size=\"sm\"\u003eBody Length\u003c\/td\u003e\n\u003ctd data-start=\"1948\" data-end=\"1961\" data-col-size=\"sm\"\u003e13.000 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1962\" data-end=\"1987\"\u003e\n\u003ctd data-start=\"1962\" data-end=\"1975\" data-col-size=\"sm\"\u003eBody Width\u003c\/td\u003e\n\u003ctd data-start=\"1975\" data-end=\"1987\" data-col-size=\"sm\"\u003e9.000 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1988\" data-end=\"2015\"\u003e\n\u003ctd data-start=\"1988\" data-end=\"2005\" data-col-size=\"sm\"\u003eInlet Location\u003c\/td\u003e\n\u003ctd data-start=\"2005\" data-end=\"2015\" data-col-size=\"sm\"\u003eOffset\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2016\" data-end=\"2044\"\u003e\n\u003ctd data-start=\"2016\" data-end=\"2034\" data-col-size=\"sm\"\u003eOutlet Location\u003c\/td\u003e\n\u003ctd data-start=\"2034\" data-end=\"2044\" data-col-size=\"sm\"\u003eOffset\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2045\" data-end=\"2067\"\u003e\n\u003ctd data-start=\"2045\" data-end=\"2062\" data-col-size=\"sm\"\u003eInlet Quantity\u003c\/td\u003e\n\u003ctd data-start=\"2062\" data-end=\"2067\" data-col-size=\"sm\"\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2068\" data-end=\"2091\"\u003e\n\u003ctd data-start=\"2068\" data-end=\"2086\" data-col-size=\"sm\"\u003eOutlet Quantity\u003c\/td\u003e\n\u003ctd data-start=\"2086\" data-end=\"2091\" data-col-size=\"sm\"\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2092\" data-end=\"2130\"\u003e\n\u003ctd data-start=\"2092\" data-end=\"2118\" data-col-size=\"sm\"\u003eOutlet Outside Diameter\u003c\/td\u003e\n\u003ctd data-start=\"2118\" data-end=\"2130\" data-col-size=\"sm\"\u003e2.750 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2131\" data-end=\"2161\"\u003e\n\u003ctd data-start=\"2131\" data-end=\"2148\" data-col-size=\"sm\"\u003eOverall Length\u003c\/td\u003e\n\u003ctd data-start=\"2148\" data-end=\"2161\" data-col-size=\"sm\"\u003e23.000 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2162\" data-end=\"2189\"\u003e\n\u003ctd data-start=\"2162\" data-end=\"2177\" data-col-size=\"sm\"\u003eInlet Offset\u003c\/td\u003e\n\u003ctd data-start=\"2177\" data-end=\"2189\" data-col-size=\"sm\"\u003e1.625 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2190\" data-end=\"2209\"\u003e\n\u003ctd data-start=\"2190\" data-end=\"2203\" data-col-size=\"sm\"\u003eReversible\u003c\/td\u003e\n\u003ctd data-start=\"2203\" data-end=\"2209\" data-col-size=\"sm\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2210\" data-end=\"2226\"\u003e\n\u003ctd data-start=\"2210\" data-end=\"2220\" data-col-size=\"sm\"\u003eTunable\u003c\/td\u003e\n\u003ctd data-start=\"2220\" data-end=\"2226\" data-col-size=\"sm\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2227\" data-end=\"2267\"\u003e\n\u003ctd data-start=\"2227\" data-end=\"2255\" data-col-size=\"sm\"\u003eUniversal or Specific Fit\u003c\/td\u003e\n\u003ctd data-start=\"2255\" data-end=\"2267\" data-col-size=\"sm\"\u003eSpecific\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2268\" data-end=\"2292\"\u003e\n\u003ctd data-start=\"2268\" data-end=\"2281\" data-col-size=\"sm\"\u003eGrade Type\u003c\/td\u003e\n\u003ctd data-start=\"2281\" data-end=\"2292\" 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=\"2294\" data-end=\"2297\"\u003e\n\u003ch2 data-start=\"2299\" data-end=\"2323\"\u003eVehicle Compatibility\u003c\/h2\u003e\n\u003ch3 data-start=\"2325\" data-end=\"2339\"\u003e\u003cstrong data-start=\"2329\" data-end=\"2339\"\u003eSubaru\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch4 data-start=\"2341\" data-end=\"2358\"\u003e\u003cstrong data-start=\"2346\" data-end=\"2358\"\u003eForester\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul data-start=\"2359\" data-end=\"2516\"\u003e\n\u003cli data-start=\"2359\" data-end=\"2442\"\u003e\n\u003cp data-start=\"2361\" data-end=\"2376\"\u003e\u003cstrong data-start=\"2361\" data-end=\"2374\"\u003e2011–2013\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2379\" data-end=\"2442\"\u003e\n\u003cli data-start=\"2379\" data-end=\"2407\"\u003e\n\u003cp data-start=\"2381\" data-end=\"2407\"\u003e2.5L H4 2498cc \/ 152 cid\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2410\" data-end=\"2429\"\u003e\n\u003cp data-start=\"2412\" data-end=\"2429\"\u003ePosition: Right\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2432\" data-end=\"2442\"\u003e\n\u003cp data-start=\"2434\" data-end=\"2442\"\u003eQty: 1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2443\" data-end=\"2516\"\u003e\n\u003cp data-start=\"2445\" data-end=\"2460\"\u003e\u003cstrong data-start=\"2445\" data-end=\"2458\"\u003e2009–2013\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2463\" data-end=\"2516\"\u003e\n\u003cli data-start=\"2463\" data-end=\"2481\"\u003e\n\u003cp data-start=\"2465\" data-end=\"2481\"\u003e2.5L H4 2458cc\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2484\" data-end=\"2503\"\u003e\n\u003cp data-start=\"2486\" data-end=\"2503\"\u003ePosition: Right\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2506\" data-end=\"2516\"\u003e\n\u003cp data-start=\"2508\" data-end=\"2516\"\u003eQty: 1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-start=\"2518\" data-end=\"2534\"\u003e\u003cstrong data-start=\"2523\" data-end=\"2534\"\u003eImpreza\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul data-start=\"2535\" data-end=\"2608\"\u003e\n\u003cli data-start=\"2535\" data-end=\"2608\"\u003e\n\u003cp data-start=\"2537\" data-end=\"2552\"\u003e\u003cstrong data-start=\"2537\" data-end=\"2550\"\u003e2008–2011\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2555\" data-end=\"2608\"\u003e\n\u003cli data-start=\"2555\" data-end=\"2573\"\u003e\n\u003cp data-start=\"2557\" data-end=\"2573\"\u003e2.5L H4 2458cc\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2576\" data-end=\"2595\"\u003e\n\u003cp data-start=\"2578\" data-end=\"2595\"\u003ePosition: Right\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2598\" data-end=\"2608\"\u003e\n\u003cp data-start=\"2600\" data-end=\"2608\"\u003eQty: 1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2610\" data-end=\"2613\"\u003e\n\u003ch2 data-start=\"2615\" data-end=\"2647\"\u003eInstallation \u0026amp; Warranty Notes\u003c\/h2\u003e\n\u003cul data-start=\"2649\" data-end=\"2919\"\u003e\n\u003cli data-start=\"2649\" data-end=\"2711\"\u003e\n\u003cp data-start=\"2651\" data-end=\"2711\"\u003eDirect-fit bolt-on muffler; no cutting or welding required\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2712\" data-end=\"2773\"\u003e\n\u003cp data-start=\"2714\" data-end=\"2773\"\u003eVerify fitment using engine size and muffler side (Right)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2774\" data-end=\"2828\"\u003e\n\u003cp data-start=\"2776\" data-end=\"2828\"\u003eBuilt from stainless steel for enhanced durability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2829\" data-end=\"2919\"\u003e\n\u003cp data-start=\"2831\" data-end=\"2919\"\u003eIncludes Walker’s \u003cstrong data-start=\"2849\" data-end=\"2878\"\u003elimited lifetime warranty\u003c\/strong\u003e and \u003cstrong data-start=\"2883\" data-end=\"2917\"\u003e90-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":45875164512455,"sku":"WAL21745","price":161.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/Screenshot2025-11-24105016.png?v=1764010212","url":"https:\/\/mainstreeteshop.com\/products\/walker-exhaust-muffler-21745","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}