2006 Australian Performance Car Championship
The 2006 Australian Performance Car Championship was a CAMS sanctioned Australian motor racing championship for production-based touring cars. It was the second championship to be contested under the Australian Performance Car Championship name with similar titles having been run in 2003 and 2004 as the Australian GT Performance Car Championship. GT Performance Racing Pty Ltd was appointed by CAMS as the Category Manager for the 2006 championship.
The championship was won by Gary Holt driving a Mitsubishi Lancer RS Evo VIII. It was Holt's first title after racing in various categories of high performance sedans from V8 Supercars to Production Cars since 1999. Beric Lynton was second in a BMW M3 with defending champion Peter Floyd third in a HSV GTS.
Calendar
The championship was contested over a seven round series.| Round | Circuit | State | Date | Format | Round winner | Car |
| 1 | Oran Park Raceway | New South Wales | 6-7 May | 3 races | Barry Morcom | Mitsubishi Lancer RS Evo VIII |
| 2 | Wakefield Park Raceway | New South Wales | 26-28 May | 2 races | Garry Holt | Mitsubishi Lancer RS Evo VIII |
| 3 | Eastern Creek International Raceway | New South Wales | 8-9 July | 3 races | Garry Holt | Mitsubishi Lancer RS Evo VIII |
| 4 | Phillip Island Grand Prix Circuit | Victoria | 19-20 August | 3 races | Peter Floyd | HSV VYII GTS |
| 5 | Mallala Motor Sport Park | South Australia | 15-17 September | 3 races | Graham Alexander | Mitsubishi Lancer RS Evo VIII |
| 6 | Symmons Plains International Raceway | Tasmania | 10-12 November | 3 races | Graham Alexander | Mitsubishi Lancer RS Evo VIII |
| 7 | Eastern Creek International Raceway | New South Wales | 25-26 November | 2 races | Beric Lynton | BMW M3 E46 |
Classes
Car competed in two classes, Outright and Privateer. The latter class was for non-current model vehicles running on a control tyre.Points system
Championship points were awarded on the results of each race as per the following table:| Race position | 1st | 2nd | 3rd | 4th | 5th | 6th | 7th | 8th | 9th | 10th | 11th | 12th | 13th | 14th | 15th | 16th | 17th | 18th | 19th | 20th | 21st |
| Rounds with two races | 45 | 36 | 30 | 27 | 25.5 | 24 | 22.5 | 21 | 19.5 | 18 | 16.5 | 15 | 13.5 | 12 | 10.5 | 9 | 7.5 | 6 | 4.5 | 3 | 1.5 |
| Rounds with three races | 30 | 24 | 20 | 18 | 17 | 16 | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 |
In addition, 3 points were awarded to the driver gaining Pole Position for Race 1 at each round.
The same points score structure was applied for the Privateers Cup award.