Rare 500+ HP Turbocharged 2004 GMC Envoy

This silver 2004 GMC Envoy is owned by Mike Dzurko of Edinboro, Pennsylvania. This is truly a one-of-a-kind SUV, as it is one of the few 500+ HP turbocharged 4.2 inline 6 GMC Envoys known to exist in the United States. Mike performed all of the fabrication work, approximately 600+ labor hours, in his garage within an 11-month time period while attending and paying for college.

Modifications Include:

  • Transgo 4L60e Upgrade kit with Corvette Servo
  • 06 TBSS PCM/ECU conversion (Tuned for the project by Lime-swap.com)
  • LS7 MAF system conversion
  • EV6 Seimens DECKA 80 lb/hr 875 CC Injectors
  • MAF/Fuel Tables + 93 Octane
  • 06 TB entire engine wiring harness conversion
  • HKS SSQV III Blow Off Valve
  • 2 Tial 38 MM wastegates
  • Godspeed GT45r Turbo from a Toyota Supra that was professionally balanced
  • E fans conversion + stock fan removal
  • EVAP / A.I.R. System Deletion
  • Short-Belt (70.5″) Conversion (Goodyear Gatorback)
  • A/C Complete System Deletion
  • Battery Relocation (to interior)
  • Washer fluid reservoir relocated
  • Nitrous Conversion + Stripped interior
  • Sparco Racing Seat Conversion
  • 4 Point Racing Seatbelt Conversion
  • Seatbelt Harness Bar / Cage Installation
  • Powerstop Drilled/Slotted Brake Conversion
  • Bilstein HD Suspension Upgrade
  • Completely highflow exhaust (Emissions Exemption) No cat no muffler all 3″ to the back then splits into 2.5″ SS Dash Conversion
  • 22-inch Forte Rims
  • 265/35ZR/22 Cooper Xeon Tires
  • Retrofit HID Projector headlight Conversion – 10,000k + Blue Halo CCFL gas Lights
  • Switchback LED turnsignals + Reverse LEDs
  • Oil catch can installation
  • Rally control panel
  • 2.5″ Intercooler Piping
  • AMS (Evo) Intercooler 30″x7″x3″