Audi B5 A4 Wide-band ME7 20V 1.8T Performance Software

Audi B5 A4 Wide-band ME7 20V 1.8T Performance Software

United Motorsport software improves all of the following aspects of the Audi 1.8T:

  • Increased horsepower and torque
  • Smoother idle
  • Smoother under partial throttle conditions
  • Improved engine response
  • Optimized power delivery
  • Fuel Octane-indifferent performance map
  • Improved fuel economy

Select your desired software stage:

Stage 1

K03 Turbo, Stock MAF & Injectors

Typical Boost: 15-16PSI

Price: $399

Stage 2

K04 or GT28 turbo

Use VR6 MAF housing, 440cc Bosch Injectors.

Typical Boost: 18-21PSI

Price: $499

Stage 3

Required: UM 85mm MAF housing*

550cc injectors.

Typical Boost: 18-26PSI

GT30 or ‘big’ turbo applications over 300 whp.

Price: $599

*UM 85mm MAF housing: $180

Stage 4

Required:Pro-MAF housing*

630cc injectors.

GT30 or ‘big’ turbo applications over 400 whp.

Price: $649

*UM Pro-MAF housing: $350

Stage 5

Required:Pro-MAF housing*

910cc injectors.

GT30 or ‘big’ turbo applications over 500 whp.

Price: $849

*UM Pro-MAF housing: $350