At JC’s Speed Shop, we don’t just sell performance parts – we help you unlock their true potential with our custom car tuning in Melbourne. We don’t just offer our tuning for Holden Commodore’s but many others as well!

Unleash the Beast Within:

We are skilled in utilising the latest HP Tuners software, allowing us to optimise a wide range of vehicles including:

  • Australian Manufacturers: Holden, Ford, HSV, FPV

  • Major US Manufacturers: Ford, Chevy, Dodge, Chrysler, Jeep, Ram

  • Asian Manufacturers: Toyota, Nissan, Subaru

  • European Manufacturers: BMW, Mercedes-Benz, Audi, Volkswagen

Tunes are all done on the street, where you will be using your car the most! We can also arrange to have a dyno tune completed at an extra cost, please contact us to find out more.

All tunes are done whilst measuring accurate Air/Fuel ratios and listening with specialised equipment for any evident knock.

We can also tune aftermarket standalone ECU’s such as Holley EFI and Haltech. 


Basic Custom Tune

Suitable for vehicles which are stock or have basic bolt on modifcations such as OTR/CAI and Exhaust. This will in most cases result in a 15% increase in power from standard
$ 450
  • Suitable for stock or bolt on mods
  • Price includes TCM tune for auto vehicles
  • All tunes are street tunes - no dyno printout. Dyno can be arranged if required
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Popular

MAFless Custom Tune

A full custom tune with no MAF. Suitable for vehicles that have significant modifications or a restrictive MAF
$ 700
  • Remove the restrictive MAF on early LS1 Models
  • Suitable for upgraded cams
  • Can suit low budget boosted applications
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Full custom tune

This service is for those who have performed extensive modifications to their engine. This is a completely reworked, custom tune for high HP N/A and Boosted motors
$ 950
  • Full custom Speed Density Tune
  • High HP N/A and Boosted Motors
  • 2 day turnaround time to allow enough data logging time and tuning
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Full Custom

Custom Holley or Haltech Tune

Custom tunes for your Holley EFI or Haltech ECU.
$ 800 Starting At
  • Custom tunes for aftermarket ECU's
  • Dyno tuning can be arranged for full tunes (EG: no current base map)
  • Professionally trained in unlocking performance from Holley and Haltech setup's
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Full Custom