IE Performance ECU Tunes For Audi B9/B9.5 2.9T RS5 & RS4

LEADING FEATURES Horsepower & torque gains maximized Includes Apple & Android mobile flashing app Includes 91, 93 & E85 fuel options Stage 1 for stock hardware or basic bolt-ons Stage 2 for full bolt-on support Stage 1 & 2 Plus HPFP for maximum ethanol power Stage 1 Transmission tune included with ECU purchase Stage 2 Transmission tune upgrade available Engine RPM limit raised to 7000RPM Neutral/park free-rev limit raised to 6800 RPM Recalibrated power & torque gauge displays higher output Rescaled factory boost gauge shows greater boost Left foot/brake boosting enabled for rolling launch Eliminated/minimized turbocharger surge Reduced turbocharger lag Road speed limiters removed More aggressive overrun/crackle in Dynamic mode (Stage 2) Crackles enabled for free revving in park or neutral (Stage 2) Optimized throttle scaling for dependable throttle use Boost control reconfigured for smooth and crisp power delivery Reliable fuel ratios for safe