For those who demand excellence in automotive diagnostics, our Master Fuel Injector Pressure Tester Kit stands out as an indispensable tool. Why Choose Our Master Fuel Injector Pressure Tester?. Universal Design: This comprehensive kit includes a variety of adapters, hoses, and fittings, making it suitable for most fuel injection systems across gas engine cars, motorcycles, trucks, SUVs, ATVs, UTVs, and RVs.