The Getaway Gang Cars

Collins Gang
Lexus SC430
Year: 2002
Colour(s): White, Blue

14K Triad Gang
Nissan Skyline R33 GTR
Year: 1998
Colour(s): Black

Honda Civic coupe
Year: 2002
Colour(s): Purple, Green

Bethnal Green Mob
Rover 75
Year: 2002
Colour(s): Red

The Collins Rover 75 (right) has different wheels and is a bright red, where as the regular ones (left) are a darker red (maroon) colour.

Range Rover (with bull bar) *Note: I've never seen them use these to drive around in*
Year: 1976
Colour(s): Black

The gang Range Rover features a bull bar on the front, where as the regular Range Rovers do not.

Lexus LS430 (modified)
Year: 2002
Colour(s): White

The gang LS430 (left) has a lower lip on the front and aftermarket wheels.

Yardies
Rover SD1 (modified)
Year: 1979
Colour(s): Blue

The gang SD1 features a bodykit, rear wing and gold wheels.

Mercedes-Benz Brabus S500L
Year: 2001
Colour(s): Black, White

Here you can hardly see the 2 Yardie occupants behind the heavily tinted windows, but these cars are exclusively driven by the Yardies gang, never civilians.