VTI B/D-Series Chassis Subharness – 99-00 Honda Civic EK OBD2B Swap

Clean Chassis Integration. No Interior Splicing.

The VTI Motorsports B/D-Series chassis subharness provides a structured, reliable interface between your engine harness and the factory chassis wiring on your 99-00 Honda Civic EK. Proper signal routing, OEM-style connector interfaces, and labeled leads — everything you need for a clean swap without hacking up your interior wiring.

Function & Integration

• Tachometer signal routing
• MIL / Check Engine Light integration
• Vehicle Speed Sensor routing (where applicable)
• OEM-style chassis connector interface
• Labeled ECU-side leads for simplified installation

Compatible with OEM ECU setups and most standalone configurations when paired with the appropriate engine harness.

Mil-Spec Construction

• M22759/32 Tefzel wire
• OEM-quality connectors and terminals
• Professionally loomed, labeled and strain relieved
• Built and inspected in-house

Designed for plug-and-play compatibility with the appropriate VTI B/D-Series engine harness.

Engine Compatibility

• B16, B18, B20
• D15, D16

Note: Chassis integration subharness only. Main engine harness sold separately.

Explore VTI-built Honda harnessing for engine-side looms and other chassis interfaces. For a different ECU or chassis combination, send a custom harness inquiry.