APR Stage 3+ Turbo System for the MK8 Volkswagen Golf R and GTI

• Up to 521 WHP and 410 WTQ on E85 (High Torque file), up from 249 WHP and 303 WTQ stock; 449 WHP and 402 WTQ on 93 octane
• Garrett PowerMax GT2563S, the same direct-replacement turbo as the APR MK8 Golf R kit, with GTI fit kit and turbo hardware
• APR Multi-Port Injection: four 980cc ethanol-compatible Bosch Motorsport port injectors, fuel rail, distribution block, and harness
• Genuine VW MK8 Golf R brushless low-pressure fuel pump and pump controller
• High-range intake manifold and charge pipe MAP sensors for accurate boost measurement above factory limits
• APR Stage 3+ ECU software included; direct and port injection both run on the factory ECU, with no standalone ECU or injector controller
• 350 WTQ and 400 WTQ files on 91, 93, and E85; the 400 WTQ file requires the APR DQ381 TCU Upgrade
• Torque-by-gear and launch torque strategy built for front-wheel-drive traction, with full power from 4th gear
• APR Fuel Pressure Protection monitors low-side fuel pressure full time and reduces torque if it drops
• OEM-style cold starts, idle, diagnostics, and factory safety strategies retained
• ECU and TCU software flash at home with APR Ultralink or at an APR dealer
• High-flow catalyst files available: boost control recalibrated to prevent overboost, up to 534 WHP on E85 with a high-flow catalyst (not included)