{"product_id":"walker-18886-exhaust-muffler","title":"Walker 18886 Exhaust Muffler","description":"\u003ch2\u003eWalker SoundFX Direct Fit Muffler for Maxima and I35\u003c\/h2\u003e\u003cp\u003eWalker SoundFX Direct Fit muffler Part Number 18886 is a specific-fit exhaust muffler for select Nissan Maxima and INFINITI I30\/I35 applications. It uses 100% aluminized steel construction for improved service life versus low-carbon steel and is built for a clean OE-style appearance with controlled exhaust tone.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDirect-fit exhaust muffler for select 1999-2004 Nissan and INFINITI applications\u003c\/li\u003e\n\u003cli\u003eOval body shape with a steel body and aluminized finish\u003c\/li\u003e\n\u003cli\u003e2-bolt welded flange inlet with offset configuration\u003c\/li\u003e\n\u003cli\u003eDual 2-inch outlet tips with offset outlet configuration\u003c\/li\u003e\n\u003cli\u003eMechanical interior joints and spun-locked heads for added durability\u003c\/li\u003e\n\u003cli\u003eWalker SoundFX Direct Fit line focuses on fitment, appearance, and acoustics\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eWalker 18886 is built for drivers replacing a worn or noisy factory muffler on the Nissan Maxima, INFINITI I30, or INFINITI I35. The combination muffler design, oval body, and direct-fit layout support a straightforward exhaust replacement while maintaining a factory-like look under the vehicle. This part cross-references AP Exhaust 38812 for the same application.\u003c\/p\u003e\u003cp\u003eThe SoundFX Direct Fit product line is Walker’s OE-style exhaust offering for buyers who want a replacement muffler that matches the original fitment profile and sound characteristics. For 2002-2004 INFINITI I35, 2002-2003 Nissan Maxima, 2000-2001 INFINITI I30, and 1999-2001 Nissan Maxima applications, Part Number 18886 provides a vehicle-specific solution rather than a universal muffler.\u003c\/p\u003e\u003ch2\u003eCommon Replacement Reasons\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRust or corrosion on the original muffler body\u003c\/li\u003e\n\u003cli\u003eExhaust noise from a leaking or damaged muffler\u003c\/li\u003e\n\u003cli\u003eBroken internal baffles or deteriorated internal joints\u003c\/li\u003e\n\u003cli\u003ePoor factory exhaust appearance from age-related wear\u003c\/li\u003e\n\u003cli\u003eNeed for a direct-fit replacement on a Nissan Maxima or INFINITI sedan\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eCompatible With 2002-2004 INFINITI I35, 2002-2003 Nissan Maxima, 2000-2001 INFINITI I30, and 1999-2001 Nissan Maxima. Fitment notes include Federal Emission System and California Emission System coverage on select Maxima applications, with 1999 models requiring production after 04\/1999. Verify inlet and outlet orientation, flange style, and overall dimensions before installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eWalker builds this muffler with aluminized steel, mechanical interior joints, and spun-locked heads to support durability in everyday exhaust service. The SoundFX Direct Fit line is engineered for specific vehicle applications and consistent replacement fitment.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":52071727562933,"sku":"BDCN-18886","price":115.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/WK_18886_Fro.jpg?v=1775141947","url":"https:\/\/www.partcatalog.com\/products\/walker-18886-exhaust-muffler","provider":"PartCatalog","version":"1.0","type":"link"}