A
I think the sound you hear is a combination of exhaust and revised induction system (cone filter), I must admit I really fancy putting a K & N on, I've got a revised system on my MR2 - sounds great :thumbup:adrian said:true expensive but a nice sound. Also you get a 5% power increase . Any news on the feline pack ?? if the quads on offer from the dealers are expensive it will be a n easy choice