Nylon glass fibre Super strong shell, anti high-temperature, oxidation, crash... Make sure if there is air flow sensor: if is, block off the air exit in the blue air filter, make sure the pipe between turbo charger and air flow sensor exceed 25cm; if not, just ignore this problem.First time work, turn on engine and turn off the air-condition, after engine temperature stabilize , stable engine idling for 30s, and trun off engine. The turbo charger finish its learning. To switch model, press up and down button to adjust "turbo start work-engine speed(r/min)". Before start speed model , pls choose intelligent model and drive for at least 200km so that car CPU adapt completely the turbo charger, after 200KM-500KM drive, your engine power will be obvious greater than its original. The item "Axial Flow Electric Turbo Supercharger Kit Turbocharger Air Filter Intake" is in sale since Thursday, August 9, 2018. This item is in the category "Vehicle Parts & Accessories\Car Parts\Turbos & Superchargers\Turbochargers & Parts". The seller is "huangsiting2018" and is located in CN Factory. This item can be shipped worldwide.