vtec doesnt hit hard in a bad way but you know i was thinkin that the vtec could some how trip it and yes i have my knock sensor on my motor i did my car right im so tired of buying fucked up cars that i have to spend all my money fixing instead of improving. yes i run my car on premuim only! thanks for all the compliments oh and i have new headers lol those ons are gay i have some 4 2 1 headers like 4 all the way to the cat. there pretty B/A ill have to get up a new pic. i was thinkin about takin the knock sensor off the block and lettin it chill in the floor board to see if it still threw a cel but IDK tired of workin on my shit im to busy. but yea i am gonna get a tune from scotty next week.