Apexi N1


Anto-EK9

Mitsi Evo VII
Donator
Joined
Jan 14, 2007
Messages
1,679
Has anyone an apexi n1 backbox on there ek9? I was thinking about getting one. Are they loud? Etc...
 
I don't have one installed but its very loud.
 
i have 1 there mega loud set car alarms off all the time, and i got a insert that goes in and makes it silent for them long drives very good exhaust buddy
 
What would the gains be like?

gains on a stock motor are minimal, exhuast is a supporting modification. on its own it may only add 3-4whp, but once you have more work done, if you have a stock exhuast you could be losing as much as 20whp.
 
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