boost backfire?

gnraiders

New Member
Joined
Jun 23, 2010
no clue? as im building boost 10-15 it seems to backfire or sputter through cold air,any help!thanks!
 
coil pack or ICM under the coil pack, maybe bad MAF
 
No prob that's why we are here if I haven't been through it someone on this board has
 
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