cars sounds like a airplane
 

when i turn my car on in the morning the engine sounds like a airplane is about to take off...it does it when my foot is of and on the gas....i do have a intake in car if that helps


its a 2001 civic dx

possible misfire you have a CEL?

edit: Nike keep up the stupid **** and you're gonna get another vacation. I'm so ****ing sick of your idiotic postwhoring.

could be a cracked exhaust manifold