OPEL • OPT •
F4J
Category: Comfort
Acoustic windshield
Noise-reducing glass.
Laminated windshield for reduced cabin noise.
Want the full factory build sheet for your car?
Get a complete VehicleDataSheet (options, equipment, specs) for your VIN.
Related OPT codes
- OPT F5Y — Acoustic side glass
- OPT F6W — Thermal windshield
- OPT F3X — Acoustic front side glass
- OPT F7W — Heat-insulating side glass
- OPT F4X — Acoustic windshield
- OPT F9X — Thermal acoustic windshield plus
Frequently Asked Questions
What does OPT code F4J mean?
OPT code F4J is a factory equipment code used by OPEL to describe a specific vehicle configuration or component.
Where can I find OPT code F4J on my car?
This code is typically found in the vehicle’s factory build data, service documentation, or can be confirmed by decoding the VIN.
Does OPT code F4J affect maintenance or parts?
Yes. Factory codes determine correct parts selection, software compatibility, and service procedures for your exact vehicle configuration.
How can I verify OPT code F4J for my vehicle?
The most reliable way is to order a complete Vehicle Data Sheet decoded directly from your vehicle’s VIN.