



The BMC FB872/20 is a washable, reusable panel air filter for Lexus IS F, RC F, GS F, and IS 500 F Sport V8 applications. It installs in the factory airbox where BMC FB872/20 or a listed OEM reference is specified.
Designed to replace the factory air filter on compatible applications where BMC FB872/20 is specified.
This BMC filter can be cleaned and re-oiled with the proper BMC cleaning kit instead of being discarded like a standard paper filter.
BMC’s oiled cotton gauze design supports improved airflow while maintaining filtration for performance-focused applications.
Use the table below to help confirm whether this BMC air filter matches your vehicle, engine, and application.
| Year Range | Make | Model | Engine | Trim / Notes | BMC Part No. | OEM Cross Reference |
|---|---|---|---|---|---|---|
| 2008–2014 | Lexus | IS F | 5.0L V8 | Confirm exact model, year, engine, market, and factory airbox | FB872/20 | 1780138021 |
| 2014 onward | Lexus | RC F | 5.0L V8 | Confirm exact model, year, engine, market, and factory airbox | FB872/20 | 1780138021 |
| 2015 onward | Lexus | GS F | 5.0L V8 | Confirm exact model, year, engine, market, and factory airbox | FB872/20 | 1780138021 |
| 2021 onward | Lexus | IS 500 F Sport | 5.0L V8 | Confirm exact model, year, engine, market, and factory airbox | FB872/20 | 1780138021 |
| Platform | Lexus IS F, RC F, GS F, and IS 500 F Sport V8 applications |
|---|---|
| Engine Notes | Fits listed Lexus 5.0L V8 performance applications where BMC FB872/20 and OEM 1780138021 are specified. |
| BMC Part Number | FB872/20 |
| Filter Type | Panel |
| Filter Dimensions | 231 × 267 mm |
| GTIN / EAN | 8055732594084 |
| Package Contents | 1 Air Filter |
| OEM Cross References | Toyota / Lexus 1780138021 |
BMC replacement filters are built for drivers and riders who want reusable performance filtration while keeping an OEM-style airbox fitment.
The FB872/20 is designed for compatible applications where this BMC part number is specified. It is a smart choice for enthusiasts, shops, and installers looking for a washable replacement filter without converting to a full intake system.
BMC filters are washable and reusable when serviced correctly. Use the proper BMC cleaning kit, allow the filter to dry fully, and avoid over-oiling before reinstalling it.
Contact European Performance Filters before ordering. We can help verify the correct BMC part number using your vehicle details, model, engine, and production information.
Yes. BMC FB872/20 is designed as an OEM-style replacement filter for compatible applications where this BMC part number is specified.
No tuning is typically required when BMC FB872/20 is installed as a direct replacement in the correct factory airbox. Vehicles with additional intake, exhaust, fueling, or engine modifications should be evaluated as a complete setup.
BMC FB872/20 is washable and reusable. Service it with the proper BMC cleaning and re-oiling kit, let it dry fully before oiling, and avoid over-oiling before reinstalling it.
BMC FB872/20 fits the applications listed in the fitment table. Match the exact year, model, and engine, then confirm the factory airbox and applicable OEM reference before ordering.