All my friends and my dad says its just the car cooling down, but does the car cool down while your idling?? its pretty consistant while my car is off, but when my cars running its not so much consistant. i think its coming from my resonator, which is brand new. what do you guys think?

 

RUN!!! Its gonna

 

lol

 

Expansion and contraction of the exhaust system usually.

 

got it fixxed. apperently the guy put a 26" resonator on it, rather than a 22. and it was running way to hot. like lava hot lol. so he changed it to 22 free of charge and no more ticking . but i do sound more ricy