[breakemlose]

Simply put my car will sputter a tad bit at anything at or above 19psi. any ideas?

57k miles, manual boost controller greedy thrust, downpipe, intake, ........... as for a BCC? I never installed on I assumed it was already properly installed. Could it be the BCC turned low?

 

[Josh S]

What are you running for plugs? Sounds like you may need to replace you plugs and gap them down to .032

 

[breakemlose]

stock plugs

 

[breakemlose]

What about iridum plugs. I just heard about htem from a friedn. How would you guys rate these? And what gap should i use with them? Plus i wnat plugs that don't destroy the idle i heard those ngk 3330's make your idle suck.

 

[Josh S]

Spark plugs have been discussed many times on this board. Here is a current topic http://www.supraforums.com/supravb/showthread.php?s=&threadid=10834
Do a search of the board for more info.