{"product_id":"rpm-4013s-01","title":"Full Exhaust Muffler RPM-4in2in1 Stainless φ77x300 GSX250S Katana","description":"\u003cp\u003e【RPM 4013S-01 Full Exhaust Muffler RPM-4in2in1 Stainless φ77×300 GSX250S Katana Road Legal JMCA Approved 4-2-1 Motorcycle RPM】\n\u003cbr\u003e■Product Description\n\u003cbr\u003eThe RPM-4in2in1 is an exhaust system born from approximately 300 meticulous handcrafting processes and TQC (Total Quality Control), and has been a beloved original muffler brand for many customers since its inception in 1978.\u003c\/p\u003e\n\n\u003cp\u003e■Detailed Description\n\u003cbr\u003e●Exhaust Pipe\n\u003cbr\u003eThe 4-2-1 exhaust manifold system adopted in this product suppresses exhaust interference unique to 4-cylinder engines and exhibits a more advanced exhaust pulsation effect compared to 4-1 manifold systems, maximizing the engine's potential and creating a refined exhaust note.\n\u003cbr\u003eThe material selected is carbon steel tubing for machine structural purposes (STKM11A).\n\u003cbr\u003eAfter precise polishing by skilled craftsmen, plating is applied using advanced surface treatment technology, achieving both exceptional aesthetics and weather resistance.\n\u003cbr\u003e●Silencer\n\u003cbr\u003eThe sophisticated and compact form, with a diameter of 77mm and a total length of 300mm, creates an outstanding sense of unity with the vehicle body, elevating its overall elegance.\n\u003cbr\u003eNotably, the thoroughly optimized internal structure minimizes exhaust resistance while achieving unparalleled sound damping performance.\n\u003cbr\u003eThe outer cover material is available in the following two types:\n\u003cbr\u003e・Aluminum alloy A6063S\n\u003cbr\u003e・Stainless steel SUS304\/Mirror finish\n\u003cbr\u003e●Component Composition\n\u003cbr\u003eThis is a full exhaust muffler consisting of a total of five parts: \"four front exhaust pipes (from the engine to the collector)\" and \"one tail ASSY (from the collector including the silencer).\"\n\u003cbr\u003e●Installation\n\u003cbr\u003eIt is secured to the vehicle body at two points: the engine exhaust port and the tail stay.\n\u003cbr\u003eWhen installing at the engine exhaust port, RPM's original free flange (exhaust holder) is used.\n\u003cbr\u003e※Exhaust gaskets are not included, so you will need to prepare them separately.\u003c\/p\u003e\n\n\u003cp\u003e■Compatible Models\n\u003cbr\u003eSUZUKI\n\u003cbr\u003eGSX250S (GJ76A)\u003c\/p\u003e\n\n\u003cp\u003e■Specifications\n\u003cbr\u003eSilencer Cover: Stainless steel\n\u003cbr\u003eExhaust Pipe: Chrome-plated steel\n\u003cbr\u003eFitting Type: Full exhaust\n\u003cbr\u003eSilencer Size: φ77×300\n\u003cbr\u003eOil Change: 〇\n\u003cbr\u003eOil Filter Change: 〇\n\u003cbr\u003eTandem: 〇\n\u003cbr\u003eRoad Legal: 〇\n\u003cbr\u003eProximity Exhaust Noise Value: 95db\n\u003cbr\u003eStandard: JMCA Approved Product\u003c\/p\u003e\n\n\u003cp\u003e■Notes\n\u003cbr\u003e※Only the muffler is for sale. The vehicle in the image is for installation reference.\n\u003cbr\u003e※Images are for illustration purposes only. Includes products with different sizes and colors.\n\u003cbr\u003e※Product design and specifications are subject to change without prior notice. Please understand.\n\u003cbr\u003e※This product is made to order, so cancellations after ordering are not possible.\n\u003cbr\u003e※As this is a made-to-order product, delivery may take some time. Also, please note that the manufacturer may discontinue the product or change specifications without prior notice.\u003c\/p\u003e","brand":"アールピーエム(RPM)","offers":[{"title":"Default Title","offer_id":46676190265579,"sku":"rpm-4013s-01","price":150440.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1021\/9499\/files\/rpm-4013-01_58e9c03e-958f-4f36-b831-2201a1302d9e.jpg?v=1754456658","url":"https:\/\/bikeman.jp\/en\/products\/rpm-4013s-01","provider":"バイクマン","version":"1.0","type":"link"}