{"product_id":"walker-18907-exhaust-muffler","title":"Walker 18907 Exhaust Muffler","description":"\u003ch2\u003eWalker SoundFX Direct Fit Muffler for Buick Park Avenue\u003c\/h2\u003e\u003cp\u003eWalker SoundFX Direct Fit muffler Part Number 18907 is a specific-fit exhaust muffler for 1997-1999 Buick Park Avenue applications. It uses aluminized steel construction and a direct-fit layout to match the original exhaust routing while supporting a clean, controlled exhaust note.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSpecific-fit exhaust muffler for 1997-1999 Buick Park Avenue\u003c\/li\u003e\n\u003cli\u003eOval muffler body with a 29.75-inch overall length\u003c\/li\u003e\n\u003cli\u003e2.25-inch offset inlet and 2-inch center outlet\u003c\/li\u003e\n\u003cli\u003eAluminized steel body for improved service life versus low-carbon steel\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 OE-style appearance and acoustics\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eWalker SoundFX Direct Fit Part Number 18907 is built for drivers replacing a worn or noisy muffler on a Buick Park Avenue. The oval steel body measures 11 inches wide, 5.5 inches high, and 16 inches long, with a 2.25-inch pipe connection inlet offset 3.5 inches and a 2-inch tip outlet in a center configuration. This layout supports a direct replacement on 1997-1999 Buick Park Avenue exhaust systems while maintaining a factory-style fit and finish.\u003c\/p\u003e\u003cp\u003eThe SoundFX Direct Fit product line is aimed at replacement applications where correct fitment, durable construction, and controlled exhaust sound matter. This part cross-references AP Exhaust (e.g., 24915, 700371) for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Issues This Muffler Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eExcessive exhaust noise from a damaged or rusted muffler\u003c\/li\u003e\n\u003cli\u003eCorrosion-related failure in the original muffler body\u003c\/li\u003e\n\u003cli\u003ePoor exhaust tone caused by internal muffler deterioration\u003c\/li\u003e\n\u003cli\u003eFitment problems from using a non-specific replacement muffler\u003c\/li\u003e\n\u003cli\u003eVisible exhaust system wear that affects vehicle appearance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify inlet and outlet sizing before installation: 2.25-inch inlet, 2-inch outlet, with offset inlet and center outlet configuration. Confirm the exhaust routing on your 1997-1999 Buick Park Avenue matches the listed dimensions and connection style before final assembly. Because this is a specific-fit muffler, it is intended to align with the original application rather than a universal setup.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eWalker uses 100% aluminized steel in this SoundFX Direct Fit muffler to improve durability compared with low-carbon steel. Mechanical interior joints and spun-locked heads are used to support long-term structural integrity in normal exhaust service.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":52071730315445,"sku":"BDCN-18907","price":88.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/WK_18907_Fro.jpg?v=1775141953","url":"https:\/\/www.partcatalog.com\/products\/walker-18907-exhaust-muffler","provider":"PartCatalog","version":"1.0","type":"link"}