well il see becuz my parents dont want me to drive the car with it making wierd noises, but let me drive ur car before u take it in

 

dude WTH!!! backfiring is normal on my car...when i like floor it in any gear and stop before redline it pops like, pop pop pop pop, and then it stops when i shift. Stop worrying about it and do me this favor of dropping it off fool....

 

ok but my car still sputters