Popping exhaust question

[Oilchange]

My car does a bit of it and can make some impressive noises which are amplified nicely going under railway bridges

[redchina]

Best one so far is the Ducati with Termi exhausts..... And I live near a 3 k tunnel

[tercelgold]

Motorbikes are easy, http://www.youtube.com/watch?v=hlXVCVMr_pk