Does k-Seal coolant leak repair head gasket realy work,is it as good as people say.we shall see

peugeot 107 white smoke coolant test shows there's exhaust fumes in the coolant.brought k seal to see if it will fix the issue,did it work
#car #carrepair #flippingcars #kseal #headgasketseal
#headgasketgone
#ksealcoolantleak
#peugeot
#citroenc1
#toyotaaygo