Unitronic VW Mk4 Golf | Jetta 1.8T K03 Performance Software



Part# Unitronic-1.8T-Mk4-Stage-1

In Stock

Does This Fit Your Car?

Stage 1 - 215 HP / 235 LB-TQ ( +35 HP / +62 LB-TQ )
  • Performance Software Precisely Engineered to Run 18psi of Boost on a Completely Stock Car.
  • For 91 octane fuel
  • Optimized for an Upgraded (DV) Diverter Valve
Stage 1+ - 225 HP / 260 LB-TQ ( +45 HP / +87 LB-TQ )
  • Required Hardware
    • Upgraded (DV) Diverter Valve
  • Performance Software Precisely Engineered to Run 20psi of Boost on a Completely Stock Car.
  • Ignition Timing Precisely Calibrated for 93 Octane Fuel
Stage 2 - 235 HP / 275 LB-TQ ( +55 HP / +102 LB-TQ )
  • Required Hardware
    • Upgraded Downpipe
    • Upgraded (DV) Diverter Valve
  • Recommended Hardware
    • Cold Air Intake or Short Ram
    • Upgraded Intercooler
  • Performance Software Precisely Engineered to Run 20psi of Boost
  • Ignition Timing Precisely Calibrated for 93 Octane Fuel
  • Precisely Calibrated for an Upgraded Exhaust System (Go Green - Use a Catalytic Converter)
  • Optimized for a High Flow Catalytic Converter
** IMPORTANT ** Ecu needs to be Sent to UroTuning. See below for details.
Features for all Stages
  • Engineered with Strict Industry Standards
  • Extensively Tested Under Various Driving Conditions
  • Factory Safety Limiters Retained
  • Greatest Power and Torque Gains in the Industry, Guaranteed!
  • Optimized Responsiveness and Drivability
  • Optimized Smoothness and Driving Comfort
  • Power Delivery Perfectly Optimized Throughout the Power Band
  • Improved Fuel Efficiency
  • Speed Governor Removed
  • RPM Limiter Increased to 6900
  • Cold Weather Start and Warm up Improved
  • Lower End Hesitation (Lag) Removed

**Price includes FREE USPS NEXT DAY AIR shipping to and from Urotuning facility (offer good for Continental United States only). Here is how it works.. you place order online noting your ECU part number when ordering.. We will send you a USPS label to print out.. Simply remove your ECU from your car and safely box it up and attach USPS label.. Drop off at any USPS facility.. We will get your ECU the next day and flash it with Unitronic software.. We box it back up and ship it back to you via USPS NEXT DAY shipping.. Re-install your ECU and enjoy your new found Horsepower!! So if you remove your ECU Monday and ship it out.. we flash it with Unitronic on Tuesday and ship it back.. you will have your ECU back on Wednesday. By using Next Day Air shipping the down time is drastically reduced! Detailed instructions for removing your ECU can be found here.

contact us for details on having your car tuned at our store. Call or Text 813-444-7021

Upgrade Policy: We will provide free lifetime upgrades to Unitronic chip users who have purchased the chip directly from us (UroTuning does charge a $25 flash fee to current customers, a $50 flash fee is charged to customers that had their Unitronic installed by another dealer). Upgrades apply to current versions of the same type of software. There are no upgrade paths for certain chips, such as for larger turbo packages. However, we do have discounts available for all Unitronic chip users when purchasing a complete larger turbo kit from us. Please inquire about discounts or with any questions you may have regarding this policy. Also please note that all Unitronic chips advertised on this site are for US spec vehicles unless stated otherwise.

NOTE: This software is also available to be installed locally at the UroTuning facility in Tampa Florida. Call us to setup an appointment at 813-444-7021

Unitronic is a leader in Performance Software and Hardware for VW, Audi and Porsche. UroTuning is proud to be a top dealer for Unitronic offering their highly sought after tunes and premium quality performance parts. We literally Delivery the Power and offer Flash at home software with Unitronics Uniconnect Cables.

⚠️CALIFORNIA WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

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