FuelTech FT450 Engine Harness – K20 / K24 Street-Spec TXL | VTI

Built for real street cars. This is VTI's Street-Spec TXL K-Series harness designed specifically for FuelTech FT450 applications on K20 and K24 engines. Clean layout, proven routing, and budget-minded without sacrificing functionality.

Not a mil-spec DR-25 harness — this is a durable, serviceable street harness built for performance K-swap builds that need reliability without overbuilding.

Designed For

• K20 / K24 engines
• FuelTech FT450 ECU
• K-swap chassis builds
• 02-04 style K-swap subharness setups
• Universal relay / fuse box configurations

Key Features

• TXL automotive wire throughout
• Street-spec loom construction
• Integrated C101 connector — connects directly to K-swap chassis subharness or universal relay/fuse box
• High impedance injector configuration
• 02-04 K-swap subharness compatible
• Base FT450 startup map included
• Full pinout sheet included
• Clearly labeled branches for simplified installation

Construction Spec

• TXL automotive primary wire
• Properly crimped ECU terminals
• Street-spec loom construction
• Clean routing for simplified installation

Note: High impedance injectors only. Low impedance setups are not supported in this configuration.

What's Included

• Complete FT450 K-Series engine harness
• Integrated C101 connector
• Base FT450 startup map
• Full pinout documentation

Not Included

• Charge harness (required separately)
• Relay / fuse box
• Sensors

Ideal For

• Budget-minded turbo K-swap builds
• Street K-swap projects
• FuelTech standalone conversions
• Clean engine bay builds
• Reliable daily-driven performance setups

Off-road / motorsport use only.