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These speakers will fit your doors with speaker mounting brackets and speaker wiring harness adapters. The rear speakers are 5¼" and will also need speaker mounting brackets and speaker wiring harness adapters. There are also tweeters in the dash, upgrading them is optional when upgrading the other speakers.
Sorry, there was a problem. Please try again later.Thanks for your question. Our JBL GX628 doesn't fit in your 2004 Acura RSX.
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