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.
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2023-2026 | BMW | M2 | Base |
| 2023-2026 | BMW | M240i | Base |
| 2022-2026 | BMW | M240i xDrive | Base |
| 2021-2026 | BMW | M3 | Base |
| 2021-2026 | BMW | M3 | Competition |
| 2022-2026 | BMW | M3 | Competition xDrive |
| 2024 | BMW | M3 | CS |
| 2020-2024 | BMW | M340i | Base |
| 2020-2024 | BMW | M340i xDrive | Base |
| 2021-2026 | BMW | M4 | Base |
| 2021-2026 | BMW | M4 | Competition |
| 2022-2026 | BMW | M4 | Competition xDrive |
| 2025 | BMW | M4 | CS |
| 2023 | BMW | M4 | CSL |
| 2021-2024 | BMW | M440i | Base |
| 2022-2024 | BMW | M440i Gran Coupe | Base |
| 2021-2024 | BMW | M440i xDrive | Base |
| 2022-2024 | BMW | M440i xDrive Gran Coupe | Base |
| 2020-2024 | BMW | X3 | M |
| 2020-2022 | BMW | X3 | M Competition |
| 2020-2025 | BMW | X4 | M |
| 2020-2022 | BMW | X4 | M Competition |
| 2022-2026 | BMW | Z4 | M40i |
| 2024 | Toyota | GR Supra | 45th Anniversary Edition |
| 2021-2022 | Toyota | GR Supra | A91 Edition |
| 2023 | Toyota | GR Supra | A91-MT Edition |
| 2020-2026 | Toyota | GR Supra | Base |
| 2020 | Toyota | GR Supra | Launch Edition |
| 2026 | Toyota | GR Supra | MkV Final Edition |
| 2020-2026 | Toyota | GR Supra | Premium |
- 2020-bmw-m340i-base-esi4475416
- 2020-bmw-m340i-xdrive-base-esi2642696
- 2020-bmw-x3-m-competition-esi9503271
- 2020-bmw-x3-m-esi3111581
- 2020-bmw-x4-m-competition-esi3088441
- 2020-bmw-x4-m-esi2970172
- 2020-toyota-gr-supra-base-esi7640264
- 2021-bmw-m3-base-esi9744223
- 2021-bmw-m3-competition-esi3077849
- 2021-bmw-m340i-base-esi7308959
- 2021-bmw-m340i-xdrive-base-esi9630890
- 2021-bmw-m4-base-esi7543174
- 2021-bmw-m4-competition-esi1098862
- 2021-bmw-m440i-base-esi3160670
- 2021-bmw-m440i-xdrive-base-esi7316034
- 2021-bmw-x3-m-competition-esi7858499
- 2021-bmw-x3-m-esi2917996
- 2021-bmw-x4-m-competition-esi8901995
- 2021-bmw-x4-m-esi3599902
- 2021-toyota-gr-supra-a91-edition-esi3893738
- 2021-toyota-gr-supra-base-esi5517009
- 2021-toyota-gr-supra-premium-esi6652733
- 2022-bmw-m240i-xdrive-base-esi2625788
- 2022-bmw-m3-base-esi5289981
- 2022-bmw-m3-competition-esi5549941
- 2022-bmw-m3-competition-xdrive-esi5530721
- 2022-bmw-m340i-base-esi7094370
- 2022-bmw-m340i-xdrive-base-esi9858620
- 2022-bmw-m4-base-esi2480487
- 2022-bmw-m4-competition-esi9127243
- 2022-bmw-m4-competition-xdrive-esi5072752
- 2022-bmw-m440i-base-esi2480993
- 2022-bmw-m440i-xdrive-base-esi3513220
- 2022-bmw-x3-m-competition-esi1468667
- 2022-bmw-x3-m-esi4311694
- 2022-bmw-x4-m-competition-esi8521735
- 2022-bmw-x4-m-esi2163529
- 2022-bmw-z4-m40i-esi7693849
- 2022-toyota-gr-supra-a91-edition-esi9632447
- 2022-toyota-gr-supra-base-esi4653288
- 2022-toyota-gr-supra-premium-esi3005893
- 2023-bmw-m2-base-esi1977257
- 2023-bmw-m240i-base-esi8941137
- 2023-bmw-m240i-xdrive-base-esi1082766
- 2023-bmw-m3-base-esi9658175
- 2023-bmw-m3-competition-esi4875707
- 2023-bmw-m3-competition-xdrive-esi3772560
- 2023-bmw-m340i-base-esi2060751
- 2023-bmw-m340i-xdrive-base-esi8392396
- 2023-bmw-m4-base-esi3544443
- 2023-bmw-m4-competition-esi3826752
- 2023-bmw-m4-competition-xdrive-esi6180405
- 2023-bmw-m4-csl-esi7657092
- 2023-bmw-m440i-base-esi3881653
- 2023-bmw-m440i-xdrive-base-esi7129127
- 2023-bmw-x3-m-esi3974730
- 2023-bmw-x4-m-esi9547642
- 2023-bmw-z4-m40i-esi3644551
- 2023-toyota-gr-supra-a91-mt-edition-esi8521672
- 2023-toyota-gr-supra-base-esi6199286
- 2023-toyota-gr-supra-premium-esi3551837
- 2024-bmw-m2-base-esi5551779
- 2024-bmw-m240i-base-esi6065030
- 2024-bmw-m240i-xdrive-base-esi5232853
- 2024-bmw-m3-base-esi9603684
- 2024-bmw-m3-competition-esi3800979
- 2024-bmw-m3-competition-xdrive-esi9028556
- 2024-bmw-m3-cs-esi8835568
- 2024-bmw-m340i-base-esi1056589
- 2024-bmw-m340i-xdrive-base-esi1996264
- 2024-bmw-m4-base-esi2665249
- 2024-bmw-m4-competition-esi6438417
- 2024-bmw-m4-competition-xdrive-esi6316844
- 2024-bmw-m440i-xdrive-base-esi3021054
- 2024-bmw-x3-m-esi6757355
- 2024-bmw-x4-m-esi1995383
- 2024-bmw-z4-m40i-esi9249325
- 2024-toyota-gr-supra-45th-anniversary-edition-esi6096096
- 2024-toyota-gr-supra-base-esi7817945
- 2024-toyota-gr-supra-premium-esi2526797
- 2025-bmw-m2-base-esi9451237
- 2025-bmw-m240i-base-esi4489914
- 2025-bmw-m240i-xdrive-base-esi3649460
- 2025-bmw-m3-base-esi2376461
- 2025-bmw-m3-competition-esi1557341
- 2025-bmw-m3-competition-xdrive-esi2794956
- 2025-bmw-m4-base-esi2248629
- 2025-bmw-m4-competition-esi2556310
- 2025-bmw-m4-competition-xdrive-esi4401911
- 2025-bmw-m4-cs-esi2384610
- 2025-bmw-x4-m-esi3363203
- 2025-bmw-z4-m40i-esi4605693
- 2025-toyota-gr-supra-base-esi7426603
- 2026-bmw-m2-base-esi7181595
- 2026-bmw-m240i-base-esi6312930
- 2026-bmw-m240i-xdrive-base-esi2293426
- 2026-bmw-m3-base-esi9278200
- 2026-bmw-m3-competition-esi7865541
- 2026-bmw-m3-competition-xdrive-esi9649202
- 2026-bmw-m4-base-esi8374474
- 2026-bmw-m4-competition-esi7399278
- 2026-bmw-m4-competition-xdrive-esi6794664
- 2026-bmw-z4-m40i-esi7728195
- 2026-toyota-gr-supra-base-esi4236363
- 2026-toyota-gr-supra-mkv-final-edition-esi1718814
- ClearanceItem:N
- EPA:N/A
- fits_2021-2026`BMW`M4`Base~2021-2026`BMW`M4`Competition~2022-2026`BMW`M4`Competition xDrive~2025`BMW`M4`CS~2023`BMW`M4`CSL~2021-2024`BMW`M440i`Base~2022-2024`BMW`M440i Gran Coupe`Base~2021-2024`BMW`M440i xDrive`Base
- fits_2022-2024`BMW`M440i xDrive Gran Coupe`Base~2020-2024`BMW`X3`M~2020-2022`BMW`X3`M Competition~2020-2025`BMW`X4`M~2020-2022`BMW`X4`M Competition~2022-2026`BMW`Z4`M40i~2024`Toyota`GR Supra`45th Anniversary Edition~2021-2022`Toyota`GR Supra`A91 Edition
- fits_2023-2026`BMW`M2`Base~2023-2026`BMW`M240i`Base~2022-2026`BMW`M240i xDrive`Base~2021-2026`BMW`M3`Base~2021-2026`BMW`M3`Competition~2022-2026`BMW`M3`Competition xDrive~2024`BMW`M3`CS~2020-2024`BMW`M340i`Base~2020-2024`BMW`M340i xDrive`Base
- fits_2023`Toyota`GR Supra`A91-MT Edition~2020-2026`Toyota`GR Supra`Base~2020`Toyota`GR Supra`Launch Edition~2026`Toyota`GR Supra`MkV Final Edition~2020-2026`Toyota`GR Supra`Premium
- Forced Induction>Intercoolers
- LTL:N
- MPN:8404
- Non-CARB:Y
- Prop65:N
- SpecialOrder:Y