Hello everyone I'm new to the forum I have a 2006 Impreza WRX, bonestock no mods, 124k miles I'm looking for advice on what may be the cause of the grinding noise I hear on acceleration, there is no lack of performance in the clutch being sloppy just grinding while in gear. so in short when I...

I have a 2006 WRX 5speed trans that I'm looking at beefing up. Any suggestion where to get parts and what parts(brands) to use? I don't have a big bank account either, so anyways of saving money will help too. Thanks