Mini cooper s R53 reduced supercharger upgrade kit KAVS R53 15%. KAVS R53 Cooper S reduced supercharger pulley upgrade kit. Pulley size 15 %, includes new Gates belt, NGK spark plugs BKR7EQUP and cravenspeed pulley puller standard.The item "Mini cooper s R53 reduced supercharger upgrade kit KAVS R53 15%" is in sale since Saturday, November 20, 2021. This item is in the category "Vehicle Parts & Accessories\Car Parts & Accessories\Air & Fuel Delivery\Turbos, Superchargers & Intercoolers\Superchargers & Parts". The seller is "shawils28" and is located in Aberlour. This item can be shipped to United Kingdom.