WGM Stage 4 Astra J VXR Tuning

For more information on our Tuning:

Stage 4 Package Consists of:

  • ECU Software Upgrade Optimizing Boost / AFR and Ignition Timing
  • Rolling Road Session
  • Before and After Printouts
  • Turbo Dynamics Stage 4 Hybrid Turbocharger
  • Turbosmart Actuator
  • 3" Enhance Performance Decat Downpipe
  • Enhance Performance secondary Decat
  • Enhance Performance Indcution Kit with JS Performance Hose
  • Airtec Intercooler Kit
  • Uprated Iridium Spark Plugs
  • New Downpipe Gasket
  • Turbo Fitting Kit
  • Labour


​With Optional Extra's Consisting of:

  • Enhance Performance Sports Cat Section
  • Enhance Peformance Secondary Cat Back Exhaust System
  • Pro Alloy Uprated Water Radiator
  • JS Performance Coolant Hoses


Standard Power output: 276HP 295TQ as Quoted by Manufacture
Expected Power Output after Tuning: 360-380HP 390-410TQ

Please Note:

  • Results are based on running High Octane Fuel, Either Tesco 99 or Shell Nitro, anyother fuel is deemed substandard, and Results will be lower.
  • Results vary Engine to Engine - Expected Results are given as a Guide only 
  • Any Running issues are required to be Fixed before tuning - additional work required or Diagnostic work required is chargeable  
  • Uprated Water Radiator is recommended for Fast Road / Track usuage with increased power
  • 3" Free flowing Cat back system is required for optimal performance 

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WGM Astra J VXR Stage 4 Engine Tuning

  • Brands WG Motorworks
  • Product Code: astraj4
  • Availability: In Stock
  • £3,700.00

  • Ex Tax: £3,083.33

Available Options