Stage 1 91: up to 20%HP / 22%TQ
    Stage 1 93: up to 22%HP / 23%TQ
    Stage 2 91: up to 23%HP / 26%TQ
    Stage 2 93: up to 24%HP / 26%TQ
    Stage 2 E30: up to 26%HP / 26%TQ
    Stage 2 Racegas: up to 26%HP / 26%TQ
    Stage 2H 91: up to 38%HP / 30%TQ
    Stage 2H 93: up to 42%HP / 30%TQ
    Stage 2H E30: up to 45%HP / 33%TQ
    Stage 2H Racegas: up to 45%HP / 33%TQ
$595.00
    Some of the map features provided:
    - Map Customization through Map Editor
    - Top speed limiter removal
    - Higher rev limiter
- Exhaust burble (GTS, custom, aggressive mode), switchable with the steering wheel controls in
    efficient vs. sport mode
- GTS Startup Roar
    - GTS DCT Transmission flash
    - Re-calibrated Sport Gauges on iDrive
    - Cold start cat heat cycle and cat efficiency check removed (for off-road
    use)
    - Maps for upgraded turbos
    - E85/blend, race gas and meth injection tuning
    - Custom Throttle mapping