This is extra payment if customer want upgrate order for oil pump to 3 years warranty for bigger 8 mm keys and shaft inside oil pump which probably will never not be broken again. Also this is extra payment if customer want keep old turbocharger then we just change this auction price for every single person directl just depend what is availiable in what price on the market this is also chcrge if customer didnt paid correct postage for delivery we may charger extra for Australia and other countries
