Jarrod at Vison R has very well priced coil overs these days. As a rule he has good stocks.
The invidia units are now exceptional quality and fit. Can be purchased through Troy at pro speed racing direct.
Brian Wallis at Autotainment in car audio Vic park has some specials on replacement head units. You can park at the rear of his shop save paying Vic park road tax.
I have white line 24mm front sway bar & 22mm rear in mine Peter at wilkinson syspention can assist he is the whit line stockist in Perth.
Brakes, std rottors front, some slotted units on the rear. PMU club racer pads & steel braided lines from car mods Australia. Brembo fluids.
Best bang for buck mods have done were brake lines & brake booster support. Easy all tasked one car do as DIY.