ive got a BA XT 6 stock, wats the best cold air intake i can get, ive herd the XR8 setup is good, but im still wondering if the ss intake is better. does any body know which is best.

my mate has an SS induction on his turbo, and he said he got better fuel economy from it and a couple more ponies too, noticeably, i got myself an SS induction on friday, im gunna be putting it in 2moro and hopefully a k&n on wed..so i'll get bak to ya on how i go....i should remember..