nope.... no lag or whatsoever...tested my friends bpt with standard specs on tx3 body. He installed vr4 i/c, the torque u can feel it!
Full adrenaline rush man!
that is why i cant wait my car to get out of the w/shop to test it on my own...
depends... on your body. im using 1.8" piping... ( i guess so )..
but rojak la... certain part u can use big piping, certain cannot,...
because of the space factor...
just like i promised here are the Weber Sports Kit that i hav ordered from a member here at the forum(u know who u are). I Ordered the kit from Him on the 1st December 2009. Then it arrived to me on 10th December...