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I have a 14mm spacer fitted to my car and didnt notice much diffrence. There was a post up about these in GENERAL section the other day think it was Bosch Man that started it, some goood points for and against in it.
Or modify your current plenum... Cut the thight "elbow" open, and weld on a bigger metal plate, and there you go, better flowing plenum the Jenspeed way
Yes, just neds minor mods. I run a 4x4 TB on an EECIV plenum.
Exactly as mine, just needed to fettle the holes thru the throttle body to make it line up perfectly with the plenum, and the top of the 4x4 TPS gets a tad close to the underside of the plenum aswell, but easily rectified!
Yes, just neds minor mods. I run a 4x4 TB on an EECIV plenum.
Exactly as mine, just needed to fettle the holes thru the throttle body to make it line up perfectly with the plenum, and the top of the 4x4 TPS gets a tad close to the underside of the plenum aswell, but easily rectified!
Or modify your current plenum... Cut the thight "elbow" open, and weld on a bigger metal plate, and there you go, better flowing plenum the Jenspeed way
Cut the thight "elbow" open, and weld on a bigger metal plate, and there you go, better flowing plenum the Jenspeed way 
