VTI
OBD2A / OBD2B / OBD1 ECU Adapter Harness | VTI Mil-Spec Autosport
OBD2A / OBD2B / OBD1 ECU Adapter Harness | VTI Mil-Spec Autosport
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Step up your Honda/Acura swap game with VTI’s OBD2A & OBD2B to OBD1 ECU Adapter Harnesses.
These aren’t cookie-cutter eBay adapters – they’re designed, tested, and manufactured in-house at VTEC Innovations (VTI) with the same standards we use in our full mil-spec harnesses.
- True OEM OBD1 ECU connectors – durable, tested fitment.
- M22759/32 Mil-Spec Tefzel wire – lightweight, abrasion & heat resistant.
- Clean, loom-free routing – professional splice points, no bulky shrink wrap.
- Plug-and-play install – drop right into your stock OBD2A or OBD2B harness.
- Made in the USA – designed, tested, and built at VTEC Innovations.
Perfect for OBD1 ECU conversions, Hondata S300, chipped P28/P72 setups, or any professional motorsport build needing reliable ECU connectivity.
Technical Specs
- Wire: M22759/32 (20AWG mil-spec Tefzel)
- Build Style: Autosport splice, no loom
- Connector Type: Genuine OEM OBD1 ECU
- Options: OBD2A → OBD1 / OBD2B → OBD1
- Warranty: Backed by VTI’s professional autosport quality guarantee
What’s Included
- 1x VTI OBD2A or OBD2B to OBD1/2A/2B ECU Adapter Harness
- Install guide PDF (download)
Off-Road Use Disclaimer
Off-Road Use Disclaimer
Disclaimer
Off-Road / Race Use Only
All products and services offered on this website are intended strictly for off-road and race use only. These products may not comply with federal, state, or local emissions, safety, or road-use regulations. It is the sole responsibility of the purchaser to ensure that any modifications comply with all applicable laws and regulations in their area.
No Liability for On-Road Use
By purchasing or installing any products or services from this website, you acknowledge and agree that we are not responsible or liable for any damages, injuries, penalties, fines, or legal issues that may arise from the on-road use of these products. Installation and use of these products on public roads or highways is strictly at your own risk.
Customer Responsibility
The customer assumes full responsibility for:
- Determining the legality of any product for their intended application and location.
- The installation and proper use of all products.
- Any consequences, including but not limited to personal injury, vehicle damage, or legal penalties, that may result from their use.
No Warranty of Compliance
We make no claims, guarantees, or warranties that our products are legal for street use, emissions compliance, or meet any specific regulatory standards outside of their intended off-road/race applications.
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