APR 22-24 VW MK8 GTI 2.0T Stage 3+ PowerMax + Port Injection Turbo System

The APR Stage 3+ PowerMax GT2563S Turbocharger System with MPI and LPFP upgrades is the ultimate turbocharger and fueling solution for the MK8 GTI. Built around the Garrett PowerMax GT2563S turbocharger, this complete package combines APR's Stage 3+ ECU calibration with integrated multi-port injection (MPI) and an upgraded low-pressure fuel pump (LPFP) system to overcome the fueling limitations of the factory platform. Unlike conventional turbocharger upgrades, the APR Stage 3+ system includes the hardware and software necessary to support substantially greater airflow, increased fuel demand, and ethanol-compatible operation. The result is a fully engineered solution that delivers exceptional acceleration, increased power potential, OEM-like drivability, and repeatable real-world performance. As boost and airflow increase, the factory fueling system becomes a critical limitation. APR solves this challenge with a fully integrated fueling strategy that combines supplemental port injection, upgraded low-pressure fuel delivery, and factory ECU control. The included MPI and LPFP upgrades provide the fuel volume required to support the Garrett PowerMax turbocharger while maintaining seamless operation through APR's advanced ECU calibration. APR's software directly manages the supplemental fueling system through factory ECU strategies, allowing the vehicle to seamlessly transition between direct and port injection while retaining factory-style diagnostics, safety systems, and drivability. Benefits include increased fueling capacity, improved ethanol compatibility, enhanced combustion stability, reduced injector load, and greater performance headroom. Engineered as a complete system, the APR Stage 3+ PowerMax package includes the Garrett PowerMax GT2563S turbocharger, APR Stage 3+ calibration, APR MPI fueling system, Golf R-based LPFP upgrade hardware, control electronics, wiring, sensors, and installation components required to deliver a complete fueling-enabled turbocharger solution for the MK8 GTI.

This Part Fits:

Year	Make	Model	Submodel	Notes
2022	Volkswagen	GTI
2023	Volkswagen	GTI
2024	Volkswagen	GTI