Originally Posted by squirlz 
Originally Posted by Storm88000 I was referring to this, I knew it had something to do with the Q45, but I guess we shouldn't really call it that: G Spec Performance - Plenum Kit, VVL (P11)
"The plenum is drilled for the factory throttle body and bolt pattern but comes pre machined for up to a 70 mm bore (Up to 80 mm bore available and custom bolt patterns as special order, call prior to ordering.) Add $25 for Q45 TB pattern, add $80 for N1 TB pattern."
The xcessive plenum has shown to have 10whp gains multiple times. For the money it is a great option. There are better manifolds out there, they just cost more.
ive seen an excessive setup w/stock TB lose 10whp. I think its impt to note, the excessive should be mated to the q45 TB
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