The STP GST00090EN is a 315g can of R234yf refrigerant that is designed to be used in automotive air conditioning systems. It is a high-quality, environmentally friendly refrigerant that is compatible with most modern cars. The can comes with a reusable gauge and hose, making it easy to use.

To use the STP GST00090EN, simply attach the gauge and hose to the can and connect it to the low-pressure port on your car's air conditioning system. Then, turn on the can and watch the gauge as you charge the system. When the desired pressure is reached, turn off the can and disconnect it from the system.

The STP GST00090EN is a great way to keep your car's air conditioning system running smoothly. It is easy to use, affordable, and environmentally friendly. If you are looking for a high-quality R234yf refrigerant, the STP GST00090EN is a great option.

Here are some of the features and benefits of the STP GST00090EN:

• High-quality, environmentally friendly refrigerant
• Compatible with most modern cars
• Easy to use
• Affordable
• Reusable gauge and hose

If you are looking for a high-quality R234yf refrigerant, the STP GST00090EN is a great option. It is easy to use, affordable, and environmentally friendly.

Here are some additional tips for using the STP GST00090EN:

• Make sure that the refrigerant is compatible with your car's air conditioning system.
• Read the instructions on the refrigerant can carefully before using it.
• Do not overfill the air conditioning system.
• If you are not comfortable using the STP GST00090EN, take your car to a qualified mechanic.