Razndee

Just seems to have a flat spot around 3-3.5k my mate changed plugs before I got it does any one no gap on spark plugs should be

Hi all after owning two Subaru’s n loved them I decided to buy a jdm 2004 sti Impreza off a good mate of mine n I love it I was just wondering your thoughts fuel to use I use Tesco 99 or v power is this okay to run the jdm on this or do I need it mapping cos been read all kinds of different opinions n abit clueless if any one could help be appreciated