OBD2A / OBD2B to OBD1 Jumper Harness – Plug-and-Play ECU Conversion for Honda & Acura

Kugan Tuning Verified independent store

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Easily convert your OBD2A or OBD2B Honda or Acura vehicle to an OBD1 ECU with this high-quality jumper harness. Designed for plug-and-play compatibility, this harness allows you to run a chipped OBD1 ECU (such as a P28, P72, or Hondata S300 setup) in your OBD2-equipped vehicle—making it the go-to solution for tuners, engine swappers, and anyone looking to unlock full engine management control. Perfect for: Engine swaps (B-series, D-series, H-series, into OBD2 chassis) Chipped OBD1 ECU installs for tuning with Hondata, Neptune, or Honda Tuning Suite Boosted setups, VTEC tuning, and full fuel/ignition control Key Features: Converts OBD2A (1996-1998 Civic & 1996-1998 Acura Integra) or OBD2B (1999-2000 Civic & 1999-2001 Integra) to OBD1 ECU pinout Compatible with most 1996–2001 Honda/Acura chassis (Civic, Integra, Prelude, Accord, CR-V) Clean OEM-style plugs for easy, no-cut installation Labeled wires for IAB, VTEC, and other optional inputs Supports manual transmission vehicles only Show more