Mk7 GTI Modification List

My Golf Mk7 GTI is a 2015 SE that was purchased in February 2019 with 63,000 miles on it at a price of $15,000.

The prior owner had modified the GTI and I have continued that practice, sometimes replacing modifications with alternatives that I prefer.  A summary of what has been changed with the car is shown below.

Modifications listed are how the car arrived, with changes I have made identified by [brackets]


  • Integrated Engineering I-beam Rods w/ rifling
  • Mahle 83 mm pistons
  • Mahle Race bearings
  • Integrated Engineering titanium springs and retainers
  • ARP head studs
  • IHI IS38 turbocharger [Shuenk IS38+ turbocharger -> Mabotech M520 -> IHI IS20]
  • Forge “Gold” BOV [GFB DV+]
  • Eurodyne ECU tune [Stratified E30 custom tune/EQT 93 octane custom tune]
  • 034 Motorsports engine mounts [034 Street Mounts]
  • Integrated Engineering air intake [Eventuri intake]
  • CTS turbo inlet pipe [Stock Accordion and TIP]
  • Integrated Engineering turbo muffler delete [034 Motorsports TMD]
  • CTS charge pipe [aFe Power]
  • Unitronic intercooler [AMS + Neuspeed FMIC]
  • CTS throttle pipe [aFe Power]
  • CTS catless downpipe [Baun Performance GESI 4″ catted downpipe]
  • AWE Track catback exhaust [+Baun Performance 3.5″ midpipe and Magnaflow muffler]
  • USP billet oil filter housing
  • USP boost tap [APR boost tap]
  • [Newsouth Oil Pressure Gauge]
  • USP Steel oil pan
  • ECS PCV line [Mk8 PCV]
  • [HPA high pressure fuel pump]

Suspension / Brakes:

  • ST Coilovers [Ohlins coilovers]
  • Spulen Endlinks
  • Unknown Rear Swaybar [Whiteline F/R Swaybars]
  • ECS Rotors [TTRS front calipers & stainless steel lines]
  • [Performance package rear calipers and rotors and stainless steel lines]
  • Varrostoen ES1 wheels [SSR Competition wheels]
  • [034 Motorsports camber plates – not installed]
  • [Super Pro lower control arms]
  • [Audi Aluminum Subframe]
  • [Tyrolsport Deadset Kit]


  • Eurodyne TCU tune [Stratified Custom TCU tune]
  • [Turbo blanket]
  • Maxton Design Spoiler
  • European Tail lights
  • [Fluidampr]
  • Newsouth Boost Gauge [Autometer Boost Gauge]
  • [Newsouth Oil Pressure Gauge]
  • [Fuel-It Ethanol Content Analyzer]