Greddy Sp2 is a great exhaust....nice quite quite grawl unless u have vtec, it really then sounds nice....have it on mine ef......im not into them BRRRRRRRRRRRRR exhaust...usually N1 style exhaust are like that...but i perfer having the greddy sp2, thats why i have it, and the apexi ws2 is really really quite, neck to neck with the rsr....!