As the name suggests, GM Motorsport is the original manufacturer and official supplier for all GM and ASP performance products.
With all dyno tuning still carried out in-house by Phonsy Mullan, you can trust that every car receives the same precision workmanship and proven performance GM Motorsport is known for.
Power Tech Tuning is South Australia’s leading specialist in advanced computerised tuning for petrol, diesel, and electric vehicles.
Led by renowned tuner Martin Donnon and supported by experts Gareth Norton, John “Rocco” Ursida, and John Morgan, the team combines over 80 years of experience in dyno tuning, performance upgrades, and precision servicing.
As GM Motorsport/ASP’s longest-standing South Australian dealer, Power Tech delivers maximum safe power, torque, and reliability using cutting-edge technology and proven expertise.
Location- 734 Port Wakefield Road Parafield Gardens S.A. 5107