Description
The CSF “No Limit” B58 & S58 Air-to-Air Billet Manifolds (CSF #8401 & #8402) come with one fuel rail for port injection (for 6 injector setups). For those looking to run dual port injection, CSF offers a second fuel rail kit. The CSF #8404 Fuel Rail Kit comes with all the necessary mounting hardware and features the same -8 ORB fitting as the primary rail. It can be set up as a return or returnless system. Installation Instructions
Vehicle Fitment
| Make | BMW, Toyota |
|---|---|
| Years | 2020, 2020-2026, 2021-2022, 2023, 2024, 2026, 2020-2022, 2020-2024, 2020-2025, 2021-2024, 2021-2026, 2022-2024, 2022-2026, 2023-2026, 2025 |
| Models | GR Supra, M2, M240i, M240i xDrive, M3, M340i, M340i xDrive, M4, M440i, M440i Gran Coupe, M440i xDrive, M440i xDrive Gran Coupe, X3, … (+2 more) |
| Trims | 45th Anniversary Edition, A91 Edition, A91-MT Edition, Base, Launch Edition, MkV Final Edition, Premium, CS, CSL, Competition, Competition xDrive, M, M Competition, M40i |
Not sure this fits your vehicle? Contact us to confirm before ordering.




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