99 Civic with GSR. running Civic ECU...

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Sep 13, 2016 | 10:47 AM

GSRswaped

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From: Omaha, NE

99 Civic with GSR. running Civic ECU...

got a 99 civic ex with GSR b18 engine and tranny. running on civic ecu. what ECU SHOULD I have? need different harness ? told its not running to full potential. bought this way. getting into Honda game

Sep 13, 2016 | 12:54 PM

tony_2018

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From: Still hunting that foo up there

Re: 99 Civic with GSR. running Civic ECU...

P72

Sep 13, 2016 | 09:34 PM

JRCivic1

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Joined: Jan 2013

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From: The South - Roll Tide !!!

Re: 99 Civic with GSR. running Civic ECU...

You will need a '96-98 P72 ECU and an OBD-2B -> OBD-2A ECU adapter harness to plug it in.

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