Diesel Performance Tune is you GVM and BTC specialist on the Gold Coast.
We are a Queensland authorised dealer for Lovells suspension, and authorised fitters for GVM upgrades and BTC upgrades.

Lovells hold Compliance Plate Approval’s as a Second Stage Manufacturer of GVM Upgrades for Toyota, Nissan, Isuzu, Ford and Mazda:
- Toyota Landcruiser LC70 Cab Chassis/Troop Carrier to 3900kg.
(Original GVM is 3300kg) - Toyota Landcruiser LC79 Cab Chassis Single Cab 5 Star ANCAP to 4200kg.(Original GVM is 3400kg)
- Toyota Landcruiser LC76 Series 4 door Wagon to 3660kg.
(Original GVM is 3000kg) - Toyota Landcruiser 200 Series Wagon to 3800kg
(Original GVM is 3300kg) - Toyota Hilux GUN126 Series 4×4 2015 on to 3500kg. (Original GVM of 3000kg)
Lovells are the only GVM Upgrade SSM FULL VOLUME Approval holder to offer full certification of ESC/ESP system compliance at full GVM for the Toyota Hilux 4×4. - Toyota Hilux 150 Series 4×4 3/05-2015 to 3300kg
(up from standard GVM of 2710kg- Extra Cab, 2780kg- Dual Cab and 2835kg- Single Cab)
STATE COMPLIANCE ONLY - Toyota Prado 150 Series 10/09 on to 3500kg. (Original GVM of 2990kg)
Lovells are the only GVM Upgrade SSM FULL VOLUME Approval holder to offer full certification of ESC/ESP system compliance at full GVM for the Toyota Prado. - Ford Ranger 4×4 to 3500kg. (Original GVM is 3200kg)
Lovells are the only GVM Upgrade SSM Approval holder to offer full certification of ESC/ESP system compliance at full GVM for the Ford Ranger. - Mazda BT50 4×4 to 3500kg. (Original GVM is 3200kg)
Lovells are the only GVM Upgrade SSM Approval holder to offer full certification of ESC/ESP system compliance at full GVM for the Mazda BT50. - Isuzu D Max 4×4 06/12 on to 3600kg. (Original GVM of 2950kg)
- Nissan Patrol Cab Chassis Y61 to 3900kg.
(Original GVM is 3400kg) – STATE COMPLIANCE ONLY
Please note that once the Lovells kit has been fitted and set up correctly via adjusting the brake load proportioning valve with our adaptor/brake line pressures and inertia testing, the vehicles do not require a constant load to be carried.
Lovells are also the only manufacturer to have compliance and approval to increase axle loading capacities for all vehicles noted.