C Chitker Member : Mazda3s Nov 4, 2004 #1 So i was looking for prices on the injen cai and at ptuning they have the RD series cai for about $240. At corksport, they've got the RS series for $216. What's the big difference between the two of em? Do either of them work better on the 3?
So i was looking for prices on the injen cai and at ptuning they have the RD series cai for about $240. At corksport, they've got the RS series for $216. What's the big difference between the two of em? Do either of them work better on the 3?
