Originally Posted by lyonsroar
I recommend first using the search function on the forum to find information that has already been covered 50,000 times.
Second I advise you to remember that this is a Ford Focus, not exactly a performance vehicle. You probably got all of none horsepower from that intake. Probably none from the exhaust as well.
Someone's bitter. Actually people are gaining +20 hp from intake and exhaust alone. Add a header and you could break 180 whp which is very respectable to me.