Hybrid K04 Tune: Audi A4 (B5 1.8T)

If you’ve upgraded the turbo on your B5 to a K04, FrankenTurbo or other hybrid K04, this is your tune.


SKU: K04_A4_B5 Categories: , , , , Tags: ,


Hybrid K04 Remote Tuning: Audi A4: B5 (1.8T)

Model Years: 2000-2001 *Please contact us with questions about model years
This tune may be selected if you’ve upgraded to an OEM K04

Required Upgrades:
Injectors (Bosch 550cc or larger)
Upgraded Diverter Valve
K04 or Hybrid K04 Turbo
Recommended Upgrades:
High-Flow CAT or Test Pipe
3″ MAF Housing
Power Gains:
260-300hp / 300lb-ft


*All numbers produced using 93 octane and subject to vehicle’s condition.
For customers planning to run E85 with a hybrid K04, we suggest at least a 750cc injector and upgraded rods.
Please feel free to contact support regarding the ideal injector for your build.


Remote Tuning Kit Includes:

  • Selected ECU Software Upgrade
  • Motoza MX-USB Interface
  • MotozaPS for the PC
  • Carrying Case and Quick Start Guide
  • Free Motoza Member account, which lets you store, upload, and download data logs and tuning files online.



  • Flashed DIRECTLY to the ECU with remote tuning kit (included FREE)
  • Flash your tune in your own garage, no need for a dealer
  • Extensively tested and proven to provide superior performance
  • Increased efficiency and fuel economy
  • Increased power and torque
  • Optimized for responsiveness, drivability and smooth operation
  • Rev-limiter raised
  • Speed restrictions removed
  • Easily upgrade your tune at a later time
  • Upgrade to bluetooth (BTX) interface available
  • Upgrade to MTC (multi-tune control) available

Please note: all software and hardware sold on this site is sold for off road use only. Use of this site and purchase of products from Motoza Performance, INC and motozaperformance.com constitute acceptance of all terms of service. 

Additional information

Weight .3125 lbs
Dimensions 10 × 6 × .5 in
Modified Block?

Stock Block, Yes indeed! ($100.00)