Octomotive VW / Audi E888.3 and EVO4 MPI Wire Harness

OctoMotive MQB MPI Wiring Harness

Built for Performance. Designed for Seamless Integration.

Upgrade your EA888 Gen 3 and EVO4 -powered VW or Audi with confidence. The OctoMotive MQB MPI Wiring Harness is your go-to solution for adding multiport injection (MPI) to your build—whether you're piecing together a custom MPI setup or running an aftermarket intake manifold. Designed with precision and built for OEM-level integration, this harness connects directly to your factory ECU for a plug-and-play experience that doesn't compromise performance.

Key Features:

• ✅ Seamless MPI Port Injection Integration

• ✅ Compatible with Factory ECU

• ✅ 4x EV1-Style Injector Plugs

• ✅ 1x Low Fuel Pressure Sensor (FPS) Plug

• ✅ 1x Flex Fuel Ethanol Content Sensor (FFS) Plug

• ✅ Extended FFS Lead for Flexible Sensor Placement

From the extended ethanol sensor lead—perfectly routed to reach the coolant reservoir or manifold area—to the clean, durable connectors, every detail is engineered for hassle-free installation and long-term reliability.

What’s in the Box:

• 1x OctoMotive MQB MPI Wiring Harness

• 1x OcotoMotive MQB MPI Wiring Pin Instruction / Location Sheet