{"product_id":"walker-18339-exhaust-muffler","title":"Walker 18339 Exhaust Muffler","description":"\u003ch2\u003eOverview of Walker SoundFX Direct Fit Exhaust Muffler 18339\u003c\/h2\u003e\u003cp\u003eThe Walker SoundFX Direct Fit Exhaust Muffler 18339 is designed specifically for select Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models. Engineered to provide a precise fit and reliable performance, this muffler is an ideal replacement for vehicles such as the Caprice, Impala, Brougham, and Roadmaster.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSpecific fit for Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models\u003c\/li\u003e\n\u003cli\u003eOval-shaped steel body with aluminized finish for corrosion resistance\u003c\/li\u003e\n\u003cli\u003e2.5-inch inlet and outlet inside diameters with offset pipe connections\u003c\/li\u003e\n\u003cli\u003eCombination muffler type with a 23-inch overall length\u003c\/li\u003e\n\u003cli\u003eNon-reversible design with a single inlet and outlet\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis exhaust muffler features a durable steel body finished with aluminized coating to resist rust and extend service life. The oval shape measures 9.75 inches in width, 4.25 inches in height, and 19 inches in body length, providing a compact yet effective design. Both the inlet and outlet have a 2.5-inch inside diameter with offset pipe connection configurations, ensuring compatibility with specific exhaust systems. The muffler is a combination type, designed to balance sound reduction and exhaust flow without tunability or reversibility.\u003c\/p\u003e\u003ch2\u003eWalker SoundFX Direct Fit Product Line\u003c\/h2\u003e\u003cp\u003eThe SoundFX Direct Fit line by Walker focuses on delivering exhaust components that match original equipment specifications for a direct replacement. This product line emphasizes precise fitment and sound control tailored to specific vehicle applications, reducing installation time and maintaining factory performance characteristics. The 18339 muffler is part of this line, engineered to meet the demands of classic and full-size GM vehicles.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBuick Brougham and Roadmaster\u003c\/li\u003e\n\u003cli\u003eCadillac Commercial Chassis and Custom Cruiser\u003c\/li\u003e\n\u003cli\u003eChevrolet Caprice and Impala\u003c\/li\u003e\n\u003cli\u003eOldsmobile Parisienne\u003c\/li\u003e\n\u003cli\u003ePontiac models requiring a 2.5-inch inlet\/outlet muffler\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Issues Addressed by This Muffler\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eExcessive exhaust noise due to worn or damaged muffler\u003c\/li\u003e\n\u003cli\u003eCorrosion and rust compromising exhaust system integrity\u003c\/li\u003e\n\u003cli\u003eReduced engine performance from exhaust leaks\u003c\/li\u003e\n\u003cli\u003eFailed emissions tests related to muffler condition\u003c\/li\u003e\n\u003cli\u003eFitment problems with universal mufflers on specific GM models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eThis muffler is designed for direct fit installation on compatible Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac vehicles. Ensure the inlet and outlet pipe diameters match the existing exhaust system (2.5 inches). The offset pipe connections require proper alignment during installation to avoid exhaust leaks. Professional installation is recommended to maintain exhaust system integrity and performance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker manufactures this muffler with high-grade steel and an aluminized finish to provide durability and corrosion resistance. While specific warranty details are not provided, Walker products typically meet or exceed OEM standards for quality and fitment. Using the Walker SoundFX Direct Fit 18339 muffler helps maintain the original exhaust system performance on your Buick, Cadillac, Chevrolet, Oldsmobile, or Pontiac vehicle.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":52071719698613,"sku":"BDCN-18339","price":73.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/WK_18339_Fro.jpg?v=1775141913","url":"https:\/\/www.partcatalog.com\/products\/walker-18339-exhaust-muffler","provider":"PartCatalog","version":"1.0","type":"link"}