awhile back when the topic came up in a different car group... These show why an X pipe is better than an H pipe (in this application of course), and give some numbers for the drags.
------------------------------------------------------------------ 1992 300ZX NA 5 Sp (Dead) 1990 300ZX NA Auto 2+2 (Dead) 1990 300ZX TT 5 Sp (Building) 2004 G35 Sport 6MT (DD) |