WARNING: This product can expose you to chemicals that are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information, visit www.P65warnings.ca.gov.*This Map Pack requires an existing iE Pro or Apex ECU Tune. The Map Pack expands your tune with the calibration required to safely run the IS38 turbocharger.*
The IHI IS38 turbocharger — factory-equipped on the MK7 Golf R and Audi S3 — is the proven direct bolt-on upgrade for GTI, GLI, and 8V A3 owners looking to step beyond Stage 2 without committing to a full big-turbo build. iE’s IS38 Map Pack is a custom ECU recalibration developed specifically for this turbocharger on the GTI/GLI/A3 chassis, delivering Golf R-level performance with the fast spool, smooth delivery, and daily usability that makes the IS38 upgrade such a compelling option.
BEYOND STAGE 2. WITHOUT THE TRADE-OFFS.
The IS38 is a larger, more capable turbocharger than the stock IS20 — and it needs calibration built for its specific characteristics to perform safely and smoothly. iE’s IS38 Map Pack calibrates fuel delivery, ignition timing, and boost management specifically for this turbo and chassis combination. Golf R performance levels in the GTI. GTI spool. GTI fun.
ALL THE UPSIDE. NONE OF THE TYPICAL COMPROMISES.
Golf R-level performance in the GTI platform without sacrificing turbo response, everyday comfort, or daily usability. Developed and validated across real cars in real driving conditions. AutoProtect monitoring continuously protects the engine while the performance is being used.
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