Scope of delivery: - Turbocharger Borgwarner upgrade 53049880025 for Audi RS4 left up to 650 hp with larger compressor wheelThe Borgwarner turbochargers are verifiably sourced from a German Borgwarner dealership, so they are all 100% genuine.Technical Specifications: - Milled compressor wheel extended tip to 30°: inducer 46.4mm - exducer 62.8mm - Runner angle ground to 14° - Power up to 6750 hp - Special 360° racing axial thrust bearing - Optimized and reinforced actuator opens at 0.9 bar - Compressor housing adapted and CNC-machined contourSuitable for: - Audi RS4 V6 2.7 Bi-Turbo engine: ASJ/AZR - Audi S4 V6 2.7 Bi-Turbo engine AZB / AGB V6 as upgrade