Alloytec / SIDI V6 3.0 3.6  


We are your local Holden Performance specialists


Our Performance packages have proven themselves time and time again.


If you are looking for something different we can also tailor a custom package to suit your individual requirements


Stage 1: 

Gains in the 15-25rwkw range.

Stage 1 package includes

 Orrsom OTR intake

 VCM Infil panel

 Dyno Tune

Stage 2: 

Gains in the 20-35rwkw range.

Stage 2 package;

Orrsom OTR intake

VCM Infil panel

Hurricane cat-back exhaust

Dyno Tune

We also offer camshaft upgrades, turbocharger kits and superchargers to suit the V6 commdores, enquire for a quote to suit your application.

Copyright CORETUNED 2019

Contact us

1/93 Glenwood drive Thornton

NSW 2322

0437 044 726

Opening Hours

Mon-Fri: 8am - 5pm

Our services

  • Dyno tuning

  • Performance upgrades 

  • Performance exhaust systems

  • Engine Building

  • Diagnosis specialists

  • Aftermarket ECU installations

  • Transmisions calibration

  • Vehicle servicing and repairs