Question 1

What is Rear Strut Tower and Sill Corrosion on the Subaru Subaru Impreza WRX / STI Mk2 (GD/GG)?

Accepted Answer

Turbo Mk2 cars rust in the same critical places as non-turbo versions, and hidden corrosion can ruin an otherwise desirable WRX or STI shell.

Question 2

What is Detonation and Piston Ringland Damage on the Subaru Subaru Impreza WRX / STI Mk2 (GD/GG)?

Accepted Answer

Poor mapping, low-quality fuel or hard use on modified cars can lead to detonation damage and cracked piston ringlands, especially on turbo engines that have been tuned beyond stock.

Question 3

What is 5-Speed Gearbox and Clutch Wear on the Subaru Subaru Impreza WRX / STI Mk2 (GD/GG)?

Accepted Answer

Hard launches and repeated abuse can shorten the life of the WRX 5-speed gearbox and clutch, leading to baulky shifts, bearing noise or gear failure.

Question 4

What should I check when buying a used Subaru Subaru Impreza WRX / STI Mk2 (GD/GG)?

Accepted Answer

Rust inspection matters just as much as the engine bay: check rear strut towers, rear arches, sills and the front subframe.

Question 5

What should I check when buying a used Subaru Subaru Impreza WRX / STI Mk2 (GD/GG)?

Accepted Answer

Treat modifications cautiously. A mildly tuned car with mapping and maintenance evidence is safer than a heavily altered car with vague promises.

Question 6

What should I check when buying a used Subaru Subaru Impreza WRX / STI Mk2 (GD/GG)?

Accepted Answer

On WRX cars, pay close attention to gearbox quality and clutch bite because the 5-speed transmission is a known weak spot.

Question 7

What years was the Subaru Subaru Impreza WRX / STI Mk2 (GD/GG) made?

Accepted Answer

The Subaru Subaru Impreza WRX / STI Mk2 (GD/GG) was produced from 2001 to 2007.

Subaru Subaru Impreza WRX / STI Mk2 (GD/GG)

Subaru Impreza WRX / STI Mk2 (GD/GG) Reliability & Common Faults

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