Berryman 4-Step Professional Air & Fuel System Maintenance Kit

Berryman® 4-Step Professional Air & Fuel System Maintenance Kit cleans all major air-intake and fuel system components in all fuel-injected and gas-powered vehicles, including modern GDI and turbocharged engines. Safe on catalytic converters and oxygen sensors Improves hard starting, rough idle, poor fuel economy and overall driveability Proprietary universal application system works with both air-intake and manifold vacuum injection systems