【フォーティ―エイト】サイレンサー交換でマフラー音聞き比べてみた！

Harley-Davidson Forty-Eight Custom We're replacing the Rough Crafts muffler silencer with a KIJIMA silencer! We've also taken measurements using glass wool, so please feel free to listen and compare! [RGB Co., Ltd.] RGB Co., Ltd. is one of the few down manufacturers made in Japan. We actively invest in the necessary equipment for cutting, sewing, and pressing, allowing us to meet a wide range of OEM needs. Click here to request work. https://www.rgb-m.jp/ Purchase masks here: https://www.rakuten.co.jp/rgbm/ Instagram   / .  . Twitter   / akanabe_owl   Sub-channel: "Little Owl Aka's Diary"    / @アナホリフクロウアカの日記   [Source of Materials Used] Sound Effects: Sound Effect Lab https://soundeffect-lab.info/ BGM: DOVA-SYNDROME https://dova-s.jp/ #XL1200X #FortyEight #HarleyDavidson #CustomMotorcycle #Harley #HARLEYDAVIDSON #Sportster #Custom #Honda #CB1100 #Motorcycle #Maintenance #Air cleaner