KCPerformance MaxxECU RACE Plug-in Kit for Porsche 993

Upgrade the engine management of your Porsche 993 with the KCPerformance MaxxECU RACE Plug-in Kit. This complete plug-and-play solution has been developed for Porsche 993 owners who want modern engine management while retaining a clean OEM-style installation.

Whether you are restoring your Porsche, building a high-performance street car or preparing a track-focused project, this kit provides the flexibility and advanced tuning capabilities required for naturally aspirated and forced induction applications.

Please note: This product includes only the MaxxECU RACE Plug-in Kit.

Why choose the KCPerformance MaxxECU RACE Plug-in Kit?

• True plug-and-play installation using the factory wiring harness.
• Designed to mount neatly in the original ECU location.
• Completely reversible installation with no permanent modifications to the vehicle.
• Supports naturally aspirated and turbocharged engine configurations.
• Perfect platform for future engine upgrades including 3.8L conversions, performance camshafts, individual throttle bodies, lightweight flywheels and forced induction.
• Modern engine management with extensive tuning capabilities.
• Supports advanced motorsport functions available within MaxxECU RACE.

Complete Kit Contents

The KCPerformance Porsche 993 MaxxECU RACE Plug-in Kit includes everything required to install a modern standalone ECU while keeping installation as straightforward as possible.

• MaxxECU RACE standalone ECU.
• KCPerformance Porsche 993 plug-in interconnect module.
• Plug-in adapter cable for the original 55-pin OBD1 wiring harness.
• Base startup calibration allowing the engine to start and run.
• Complete interconnect wiring harness.
• MAF to MAP / IAT conversion harness.
• MAP/IAT to original MAF connector adapter including mating connector.
• 3-Bar MAP sensor.
  
• TPS signal adjustment cable.
• LSU 4.9 plug-in wiring harness.
• Bosch LSU 4.9 wideband lambda sensor.
• USB programming cable.
• Bluetooth antenna.
• OEM-style mounting brackets for both the MaxxECU RACE ECU and the interconnect module.

Designed for the Porsche 993

The KCPerformance MaxxECU RACE Plug-in Kit has been specifically designed for the Porsche 993, allowing installation without cutting or modifying the original wiring harness. This preserves the originality of the vehicle while providing the benefits of a fully programmable standalone ECU.

The MaxxECU RACE offers extensive features including programmable fuel and ignition control, boost control, flex fuel support, launch control, flat shift, rolling anti-lag, motorsport data logging, CAN bus communication, knock control, electronic throttle support and many other advanced motorsport functions.

Installation & Tuning

The supplied base calibration allows the engine to start and run. For the best performance, drivability and engine reliability, we strongly recommend that the vehicle is professionally tuned on a rolling road by an experienced MaxxECU tuner.

Need Assistance?

Not sure whether this kit is suitable for your Porsche 993 or which TPS adapter is required? Contact the KCPerformance team and we'll be happy to help you select the correct configuration for your project.