{"product_id":"exhaust-diffuser-baffle-genuine-honda-18311-300-320","title":"Exhaust Diffuser Baffle ~ Genuine Honda 18311-300-320","description":"\u003cp\u003eThis genuine Honda exhaust diffuser baffle fits inside the original CB750K HM300 muffler to help control exhaust sound and backpressure. It is a smart replacement when the original exhaust diffuser, muffler baffle, exhaust baffle, or diffuser pipe is missing, damaged, or heavily corroded.\u003c\/p\u003e\n\u003cp\u003eUse this OEM Honda exhaust diffuser baffle for CB750K restoration work, original exhaust service, and stock muffler repairs where the correct internal baffle matters.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Honda OEM part.\u003c\/li\u003e\n\u003cli\u003eHonda OEM number: 18311-300-320.\u003c\/li\u003e\n\u003cli\u003eExhaust diffuser baffle \/ muffler baffle \/ exhaust diffuser pipe.\u003c\/li\u003e\n\u003cli\u003eFits original HM300-style CB750K0-K1 exhaust pipes.\u003c\/li\u003e\n\u003cli\u003eSold individually.\u003c\/li\u003e\n\u003cli\u003eMost applications use 4 per motorcycle.\u003c\/li\u003e\n\u003cli\u003eCompare your original muffler style and OEM number before ordering, especially if the motorcycle has aftermarket or replacement exhaust pipes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment \/ Compatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHonda CB750K (1969-1971)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VintageCB750","offers":[{"title":"Default Title","offer_id":46428421193889,"sku":"99-5235","price":93.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/1254\/5441\/files\/99-5235.jpg?v=1778615138","url":"https:\/\/vintagecb750.com\/products\/exhaust-diffuser-baffle-genuine-honda-18311-300-320","provider":"VintageCB750","version":"1.0","type":"link"}