{"product_id":"pro-circuit-r3-0016-repack-cartridge-for-16-inch-x-4-inch-4-stroke-mufflers","title":"Pro Circuit R3-0016 Repack Cartridge for 16-Inch x 4-Inch 4-Stroke Mufflers","description":"\u003cp\u003eThe Pro Circuit R3-0016 Repack Cartridge is designed for servicing compatible 16-inch by 4-inch four-stroke mufflers. This replacement cartridge helps restore the muffler’s internal packing structure, supporting consistent exhaust performance and proper sound control during routine maintenance or rebuild work.\u003c\/p\u003e\u003cp\u003eManufactured by Pro Circuit and identified by manufacturer part number R3-0016, this repack cartridge is intended for applications using a compatible Pro Circuit muffler configuration. Its fitment is based on muffler size, model, and internal design, so verify the exhaust system specifications before installation. The cartridge is suitable for four-stroke motorcycle exhaust service where the original internal packing cartridge requires replacement.\u003c\/p\u003e\u003cp\u003eInstallation should be performed with the muffler removed and according to the exhaust manufacturer’s service procedures. Inspect the muffler shell, end cap, core, rivets, and related hardware during the rebuild, replacing damaged components as needed. Using the correct replacement cartridge helps support effective noise attenuation and reliable exhaust-system operation.\u003c\/p\u003e\u003cp\u003eThe Pro Circuit R3-0016 provides a practical maintenance solution for riders, technicians, and powersports service professionals who need a compatible repack component for a 16-inch by 4-inch four-stroke muffler. Confirm brand, model, size, and application compatibility before ordering.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eApplication: Repack cartridge for compatible four-stroke mufflers\u003c\/li\u003e\n\u003cli\u003eFitment: Designed for 16-inch by 4-inch muffler applications\u003c\/li\u003e\n\u003cli\u003eBrand: Pro Circuit\u003c\/li\u003e\n\u003cli\u003eManufacturer Part Number: R3-0016\u003c\/li\u003e\n\u003cli\u003eService Use: Supports muffler maintenance, rebuilds, sound control, and exhaust performance\u003c\/li\u003e\n\u003cli\u003eCompatibility: Verify muffler model, internal design, and application before installation\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"PRO CIRCUIT","offers":[{"title":"Default Title","offer_id":67555802251499,"sku":"794-9028","price":45.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/02a4-5d110933302f4.jpg?v=1790744503","url":"https:\/\/ctracingservices.com\/products\/pro-circuit-r3-0016-repack-cartridge-for-16-inch-x-4-inch-4-stroke-mufflers","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}