How long does it take to change the spark plugs in a Suburu Legacy?

And is it difficult to do?How long does it take to change the spark plugs in a Suburu Legacy?depends on the yr. but last time i checked, its a pretty hard job, jus hard to reach them, not like an american car, much easier,How long does it take to change the spark plugs in a Suburu Legacy?10 minutes. No, just switch them out.How long does it take to change the spark plugs in a Suburu Legacy?its not difficult you,make sure you ask a friend to help you by the way maake sure the car is cold before you do it do it at home.before you go out.first you have to take out six or who knows how many cables on top of your engine that are the same size,then get the tool to take out the spark plug throw the old one out put the new one on the tool put it back,then put the cable back and youre done,get iridium spar plugs theyre more expensive but theyre for performance itll send more electricity to the engine giving it more strenght making it slighly faster giving it about 5 more horsepower.get a friend to show you where the spark plugs on your car are cuz i dont know about subarus theyre nice cars....