perth and surrounds

Hi im looking to see if theres any Mechanics around Perth, preferably further south, who specialise in performance modding and tuning Alloytecs. Wanting todo a few performance mods, but roughly wanting labour prices and if anyone near me specialises in this

We have had a major family change, and now the household is , 6-8 children/adults needing to get to school and Tafe daily, we need a 3rd row seat for a vt wagon, or swap the wagon for a van with seats, we are low income earners , with combined families in 3 different towns and cities, some help...