Compliance Engineering & VASS Certification
Victoria | Performance, Structural & Modifications
Vehicle modification approval in Victoria is not a box-ticking exercise.
It is an engineering process that requires judgment, experience, and accountability.
We provide VASS-approved compliance engineering for complex vehicle modifications — specialising in performance builds, structural modifications, and conversions. Our approach focuses on first-time pass outcomes, clear documentation, and defensible engineering decisions.
Simply fill out the form at the bottom of this page for a no-obligation follow-up.
Vehicle modifications we are authorised to certify include:
Engine Upgrades
Engine conversions, modifying or adding a Turbocharger or Supercharger to your existing engine
Campervan and Motorhome Conversion
Transmission and Rear Axle
Manual transmission swap or automatic to manual conversion. Rear differential housing shortening and other rear axle housing modifications
Seating and Occupant Protection
Brake Fitment
Fitting larger disc brakes or disc brake conversions, adding brake balance or pressure limiting valves
Fuel Tank and
Fuel Systems
Conversion of a suitable
vehicle to a Campervan or Motorhome configuration.
Installation of complying seats and seat belts to approved seat and seat belt anchorages and removal of seats to reduce seating capacity.
Installation of alternative fuel tanks including long range fuel tanks. Fitment of surge tanks
Steering System Conversion
Power steering and/or rack and pinion steering conversions. RHD to LHD steering conversions
Tyres, Rims and Suspension
Complete suspension and steering conversions. Fitment of certified GVM upgrade kits
Fill out the below form for a no-obligation follow-up.