Honda OBD2 / NH1 2-Pin Fuel Injector Connector Kit – K-Series / S2000 / RDX / Toyota (Set of 4)

OEM-Style NH1 2-Pin Injector Connector for Honda, Acura & Toyota Applications

The Honda OBD2 NH1 2-Pin Fuel Injector Connector Kit is an OEM-style injector connector used across multiple Honda and Toyota platforms. This connector style is commonly found on Honda K-Series engines, Honda S2000, Acura RDX injectors, and various Toyota / Lexus / Scion applications utilizing Denso-style injectors.

This kit is ideal for injector upgrades, harness repair, and professional motorsport wiring projects where reliable injector signal delivery is critical.

Compatible with Honda, Acura & Toyota Injector Systems

This NH1-style 2-pin connector is commonly used with:

• Honda K20 / K24 stock injectors

• Honda S2000 (F20C / F22C) injectors

• Acura RDX injectors (popular budget upgrade)

• OBD2 Honda B-Series / D-Series / H-Series / F-Series

• Toyota Denso-style injectors

• Lexus factory injectors

• Scion injector applications

Frequently found in:

• K-swap builds

• Turbo Honda projects

• 1JZ / 2JZ Toyota applications

• 3SGTE builds

• Standalone ECU conversions

If your injector uses the compact OEM 2-pin Denso/NH1-style connector, this is the correct replacement or harness-build connector.

Ideal for RDX Injector Swaps & Toyota Performance Builds

Acura RDX injectors are one of the most common budget performance upgrades for K-Series engines. Similarly, Toyota Denso injectors share this connector style, making this kit extremely versatile across Honda and Toyota platforms.

Perfect for:

• RDX injector conversions

• K-swap wiring

• 2JZ / 1JZ harness repair

• Turbo Honda builds

• Standalone ECU installs

• Custom engine harness fabrication

Built for Professional & Motorsport Harness Fabrication

These connectors accept 22–20 AWG terminals and include properly matched wire seals for environmental protection and secure retention.

Suitable for:

• Street performance builds

• Track cars

• Drag applications

• Drift builds

• Professional motorsport wiring

Available Configurations

Select from:

• Set of 4 Injector Connectors

• Single Injector Connector

Each connector includes matching terminals and seals.

What’s Included (Set of 4 Option)

• 4× NH1 / Denso 2-Pin Injector Connector Housings

• 8× Terminals (22–20 AWG compatible)

• 4× Wire Seals

Single option includes components for one injector.

Installation Notes

Proper open-barrel crimping tools are required for correct terminal installation. Professional wiring knowledge is recommended to ensure correct injector polarity and long-term reliability.

Incorrect wiring may result in injector misfire, lean conditions, or ECU faults.