daiski

hi guys ,
im sorry to ask such a stupid question but ,

when measuring vacuum/boost pipes is it 4mm the size of the hole or 4mm the width of the pipe ?

just dont want to order the wrong size and its racking my little brain

cheers

Turbotits

iTrader: (2)

Inner diam is what needs to be correct

daiski

so the hole need to be the size .. cheers bud