The MK8 Golf R's factory direct-injection system limits how much of a bigger turbo the engine can use. The APR Stage 3+ PowerMax GT2563S Turbocharger System + Port Injection System solves that: Garrett PowerMax airflow, APR Multi-Port Injection fueling, and APR Stage 3+ ECU and TCU calibration, all under factory ECU control.
Four 980cc ethanol-compatible Bosch Motorsport port injectors work alongside the factory direct injectors, run by the factory ECU, with no standalone controller. APR Fuel Pressure Protection monitors low-side fuel pressure full time and reduces torque if it drops. Choose the 350 WTQ or 400 WTQ file on 91, 93, 100, or 104 octane, or E85; the 400 WTQ file requires APR DQ381 TCU software. Software flashes at home with APR Ultralink or at an APR dealer.
The result: up to 527 WHP and 404 WTQ on E85, up from 315 WHP and 304 WTQ stock, with 451 WHP on 91, 476 WHP on 93, 492 WHP on 100, and 509 WHP on 104 octane. On E85 at 2,400 ft density altitude it ran 0-60 MPH in 3.12 seconds, the quarter mile in 11.16 seconds at 123 MPH, and 60-130 MPH in 9.55 seconds; it is 10-second capable at sea level. OEM-style cold starts, drivability, diagnostics, and factory safety strategies stay intact.
Features:
- Up to 527 WHP and 404 WTQ on E85 (High Torque file), up from 315 WHP and 304 WTQ stock
- High Torque wheel output on every fuel: 451 WHP on 91, 476 WHP on 93, 492 WHP on 100, 509 WHP on 104 octane, and 527 WHP on E85
- 3.12s 0-60 MPH, 11.16s quarter mile at 123 MPH, and 9.55s 60-130 MPH on E85 at 2,400 ft density altitude; 10-second capable at sea level
- Garrett PowerMax GT2563S direct-replacement turbocharger
- APR Multi-Port Injection: four 980cc ethanol-compatible Bosch Motorsport port injectors, fuel rail, distribution block, and harness
- Direct and port injection both run on the factory ECU, with no standalone ECU or supplemental controller
- APR Stage 3+ ECU and DQ381 TCU calibration engineered as one system
- 350 WTQ and 400 WTQ files on 91, 93, 100, 104 octane, and E85; the 400 WTQ file requires APR DQ381 TCU software
- APR Fuel Pressure Protection monitors low-side fuel pressure full time and reduces torque if it drops
- Launch control torque strategy for AWD traction, with full torque once out of launch
- OEM-style cold starts, idle, diagnostics, and factory safety strategies retained; plug-and-play with the stock downpipe (emissions compliant)
- Owners of the APR Stage 3 PowerMax system (T4100010) can upgrade by adding the APR Multi-Port Injection System (MS100229)
- ECU and TCU software flash at home with APR Ultralink or at an APR dealer
