Jdm 4-1 itr header help [Archive]

allzilamon

18-08-2008, 02:38 PM

I just need to know the collector size for jdm itr 4-1 header.
cheers in advance!

90LAN

18-08-2008, 02:46 PM

2.5 inch

Limbo

19-08-2008, 01:26 PM

yup that's right!

teaseR

19-08-2008, 01:51 PM

how about the bpipe?
is it same spec to aud itr?

90LAN

19-08-2008, 03:59 PM

b pipe is 10cm longer jdm spec

dsp26

19-08-2008, 04:01 PM

b pipe is 10cm longer jdm spec

yep and i'm pretty sure the primaries are a tad wider in ID

teaseR

19-08-2008, 06:11 PM

i mean diameter wise