Have You Been Converted?. We supply & fit LPG systems for a huge range of cars, vans, taxis, 4WDs & forklifts. Ask us about Govt grants.. Kind: Automotive, Fleet, Vapour Injection. Brand: Prins Injection. Service: Installations, Repairs, Servicing. Make: Ford, Holden, Mazda, Mitsubishi, Toyota. Vehicle: 4WDs, Cars, Vans. Payment Concern: Government Rebate