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ShopProformance Standard 9-Pin J1939 J1708 to OBD2 Female Adapter

Proformance Standard 9-Pin J1939 J1708 to OBD2 Female Adapter

All plans include:

  • Dual-Protocol Support (J1939 & J1708)
  • Precision-machined, gold-plated pins minimize resistance and prevent data packet loss—critical for stable ECU reflashing and real-time monitoring.
  • Standardized 9-pin Deutsch connector designed to fit both legacy black and modern green 9-pin diagnostic ports found in Freightliner, Kenworth, Peterbilt, and International fleets.
  • Industrial-Grade Overmolding

Select Your Plan:

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