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282 Posts
Discussion Starter · #1 ·
i have a 2000 323 and here conflicting stories. if all this thing does is raise rev limiter, im over it. how often is my car in the red? i want a few extra horses throughout the powerband
 

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282 Posts
Discussion Starter · #4 ·
could you really feel a difference...

and is it consistent through powerband or just top end. i dont really race my car but want more power when driving...anyone sell it for under 349$
 

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Steelblue Zim Zimma
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520 Posts
Yes, Yes it is worth it I have a 323i as well and I also have Jim C CAI and I can tell the difference for sure.
 
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