hi. i have a 91 crx si with a 91 b18a1 motor. i was wondering what header would have more horse power and or if it would fit?
a 90-91 header or a 92-93 header? i know on a stock motor the 92 and 93 b18a1 have like 10 more hp. im kinda new to this website so any help would be appreciated
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