This is the service filter for the do88 intake systems built for the B58 inline six. It is a cotton gauze element delivered pre-oiled, washable and reusable, and do88 recommends cleaning it every 20,000 km with a cleaner made for cotton filters such as BMC WADET500.
Specifications
| Type | Replacement cotton gauze air filter for the do88 intake system |
| Filter Media | Densely knitted cotton gauze, delivered pre-oiled |
| Service | Washable and reusable; clean every 20,000 km |
| Fits | do88 intake systems LF-230 (GR Supra A90 / BMW Z4 G29) and LF-240 (BMW M240i G42 / M340i G20 G21) |
| Quantity | 1 |
| Part Number | LF-230-FILTER |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2020-2025 | Toyota | GR Supra MK5 (A90/A91) | B58 |
| 2018-2025 | BMW | Z4 M40i (G29) | B58 |
| 2022-2025 | BMW | 2 Series M240i / M240i xDrive (G42) | B58 |
| 2018-2025 | BMW | 3 Series M340i / M340i xDrive (G20/G21) | B58 |
Shipping
- In-stock orders placed before 3 PM EST ship the same day — everything else ships within 24 hours.
- Standard, expedited, and overnight options at checkout.
- Oversized items ship by freight and take longer.
- Backordered items ship as soon as stock lands — contact us for lead times.
- International orders: prices do not include VAT, duties, or import fees. Your country charges these at import and they are the buyer’s responsibility.
Returns
- 30-day returns on new, uninstalled items in original packaging with all hardware.
- Standard returns: 8% restocking fee, buyer pays return shipping. Both waived if the item is defective or we made the error.
- Installed or used parts can’t be returned — confirm fitment before you install.
- Special orders and custom items are final sale.
- Email us for return authorization before shipping anything back.
Full details: Shipping Policy · Refund Policy
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