{"product_id":"walker-18255-exhaust-muffler","title":"Walker 18255 Exhaust Muffler","description":"\u003ch2\u003eOverview of Walker SoundFX Direct Fit Exhaust Muffler 18255\u003c\/h2\u003e\u003cp\u003eThe Walker SoundFX Direct Fit Exhaust Muffler 18255 is designed specifically for select Chevrolet and GMC models, including the Astro, C1500, C2500, G10, G20, G30, K1500, K2500, and Safari. This oval-shaped muffler offers a precise fit and reliable performance for your vehicle's exhaust system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSpecific fit for Chevrolet and GMC trucks and vans\u003c\/li\u003e\n\u003cli\u003eOval body shape with aluminized steel construction\u003c\/li\u003e\n\u003cli\u003eInlet diameter of 2.5 inches and outlet diameter of 2.25 inches\u003c\/li\u003e\n\u003cli\u003eOffset inlet and outlet pipe connections for direct replacement\u003c\/li\u003e\n\u003cli\u003eOverall length of 26 inches with a body length of 21 inches\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Line Details: Walker SoundFX Direct Fit\u003c\/h2\u003e\u003cp\u003eThe SoundFX Direct Fit line by Walker focuses on providing exhaust mufflers engineered for exact vehicle fitment. This ensures straightforward installation and compatibility with factory exhaust systems. The 18255 muffler maintains the original equipment specifications, including inlet and outlet sizes and offset configurations, to match the exhaust layout of Chevrolet and GMC models it supports.\u003c\/p\u003e\u003ch2\u003eTechnical Description and Specifications\u003c\/h2\u003e\u003cp\u003eThis Walker exhaust muffler features a durable aluminized steel body with an oval shape measuring 9.75 inches in width and 4.25 inches in height. The muffler has a single inlet and outlet, both configured as pipe connections with an offset design—2.875 inches inlet offset—to align with the vehicle’s exhaust piping. The inlet inside diameter is 2.5 inches, while the outlet inside diameter is 2.25 inches. The overall length of 26 inches and body length of 21 inches provide a direct fit replacement without modification. This regular grade muffler is not reversible or tunable, designed to meet the standard exhaust requirements of the specified Chevrolet and GMC models.\u003c\/p\u003e\u003ch2\u003eApplications and Common Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for damaged or rusted mufflers on Chevrolet Astro and GMC Safari vans\u003c\/li\u003e\n\u003cli\u003eRestores proper exhaust flow and reduces noise in C1500 and K1500 trucks\u003c\/li\u003e\n\u003cli\u003eAddresses exhaust leaks caused by worn or corroded muffler components\u003c\/li\u003e\n\u003cli\u003eHelps maintain emissions compliance by ensuring exhaust system integrity\u003c\/li\u003e\n\u003cli\u003eImproves overall vehicle performance by restoring factory exhaust backpressure\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eThe Walker SoundFX Direct Fit muffler 18255 is designed for direct replacement on compatible Chevrolet and GMC models. Due to its specific fit and offset inlet\/outlet configuration, minimal modifications are required during installation. Ensure the existing exhaust pipes match the 2.5-inch inlet and 2.25-inch outlet diameters for proper connection. Professional installation is recommended to verify alignment and secure mounting.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eConstructed from aluminized steel, this muffler offers corrosion resistance suitable for regular use. Walker’s SoundFX Direct Fit line is engineered to meet OEM standards for durability and performance. While specific warranty details are not provided, Walker products typically adhere to industry quality controls to ensure reliable service life.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":52071718944949,"sku":"BDCN-18255","price":58.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/WK_18255_Fro.jpg?v=1775141907","url":"https:\/\/www.partcatalog.com\/products\/walker-18255-exhaust-muffler","provider":"PartCatalog","version":"1.0","type":"link"}