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-esi8692919
- 2020-bmw-m340i-xdrive-base-esi3308620
- 2020-bmw-x3-m-competition-esi7064932
- 2020-bmw-x3-m-esi4021149
- 2020-bmw-x4-m-competition-esi2497868
- 2020-bmw-x4-m-esi3806311
- 2020-toyota-gr-supra-base-esi2304649
- 2021-bmw-m3-base-esi6470161
- 2021-bmw-m3-competition-esi9908332
- 2021-bmw-m340i-base-esi9573887
- 2021-bmw-m340i-xdrive-base-esi8931065
- 2021-bmw-m4-base-esi1978358
- 2021-bmw-m4-competition-esi4434288
- 2021-bmw-m440i-base-esi1631484
- 2021-bmw-m440i-xdrive-base-esi7154164
- 2021-bmw-x3-m-competition-esi3883914
- 2021-bmw-x3-m-esi6714098
- 2021-bmw-x4-m-competition-esi9037844
- 2021-bmw-x4-m-esi6688142
- 2021-toyota-gr-supra-a91-edition-esi4675907
- 2021-toyota-gr-supra-base-esi5311050
- 2021-toyota-gr-supra-premium-esi8570457
- 2022-bmw-m240i-xdrive-base-esi5817084
- 2022-bmw-m3-base-esi3456612
- 2022-bmw-m3-competition-esi3507483
- 2022-bmw-m3-competition-xdrive-esi3333089
- 2022-bmw-m340i-base-esi9872607
- 2022-bmw-m340i-xdrive-base-esi9533222
- 2022-bmw-m4-base-esi9274810
- 2022-bmw-m4-competition-esi4524871
- 2022-bmw-m4-competition-xdrive-esi3127338
- 2022-bmw-m440i-base-esi8937965
- 2022-bmw-m440i-xdrive-base-esi6421804
- 2022-bmw-x3-m-competition-esi6062019
- 2022-bmw-x3-m-esi3838330
- 2022-bmw-x4-m-competition-esi5967529
- 2022-bmw-x4-m-esi8878940
- 2022-bmw-z4-m40i-esi4395745
- 2022-toyota-gr-supra-a91-edition-esi1893303
- 2022-toyota-gr-supra-base-esi3880275
- 2022-toyota-gr-supra-premium-esi3333706
- 2023-bmw-m2-base-esi7771537
- 2023-bmw-m240i-base-esi5860787
- 2023-bmw-m240i-xdrive-base-esi1994689
- 2023-bmw-m3-base-esi4078072
- 2023-bmw-m3-competition-esi8401888
- 2023-bmw-m3-competition-xdrive-esi9782085
- 2023-bmw-m340i-base-esi2428056
- 2023-bmw-m340i-xdrive-base-esi3975342
- 2023-bmw-m4-base-esi9673372
- 2023-bmw-m4-competition-esi8050932
- 2023-bmw-m4-competition-xdrive-esi3666527
- 2023-bmw-m4-csl-esi3984919
- 2023-bmw-m440i-base-esi4653572
- 2023-bmw-x3-m-esi7972726
- 2023-bmw-x4-m-esi3877924
- 2023-bmw-z4-m40i-esi7302857
- 2023-toyota-gr-supra-a91-mt-edition-esi2502270
- 2023-toyota-gr-supra-base-esi9697027
- 2023-toyota-gr-supra-premium-esi2834554
- 2024-bmw-m2-base-esi1598614
- 2024-bmw-m240i-base-esi6713398
- 2024-bmw-m240i-xdrive-base-esi1201854
- 2024-bmw-m3-base-esi2725442
- 2024-bmw-m3-competition-esi2955622
- 2024-bmw-m3-competition-xdrive-esi3104212
- 2024-bmw-m3-cs-esi8875112
- 2024-bmw-m340i-base-esi7849809
- 2024-bmw-m340i-xdrive-base-esi1920447
- 2024-bmw-m4-base-esi7081650
- 2024-bmw-m4-competition-esi1177315
- 2024-bmw-m4-competition-xdrive-esi5014043
- 2024-bmw-m440i-xdrive-base-esi5700118
- 2024-bmw-x3-m-esi2970824
- 2024-bmw-x4-m-esi7948016
- 2024-bmw-z4-m40i-esi4112455
- 2024-toyota-gr-supra-45th-anniversary-edition-esi1506528
- 2024-toyota-gr-supra-base-esi2575383
- 2024-toyota-gr-supra-premium-esi2767931
- 2025-bmw-m2-base-esi7167841
- 2025-bmw-m240i-base-esi7924190
- 2025-bmw-m240i-xdrive-base-esi3198447
- 2025-bmw-m3-base-esi7098830
- 2025-bmw-m3-competition-esi8240184
- 2025-bmw-m3-competition-xdrive-esi6655018
- 2025-bmw-m4-base-esi3758961
- 2025-bmw-m4-competition-esi9797279
- 2025-bmw-m4-competition-xdrive-esi9768238
- 2025-bmw-m4-cs-esi1642820
- 2025-bmw-x4-m-esi9131126
- 2025-bmw-z4-m40i-esi1066897
- 2025-toyota-gr-supra-base-esi7097913
- 2026-bmw-m2-base-esi6566507
- 2026-bmw-m240i-base-esi8792488
- 2026-bmw-m240i-xdrive-base-esi3241484
- 2026-bmw-m3-base-esi8838658
- 2026-bmw-m3-competition-esi6954257
- 2026-bmw-m3-competition-xdrive-esi2994007
- 2026-bmw-m4-base-esi5566639
- 2026-bmw-m4-competition-esi6230466
- 2026-bmw-m4-competition-xdrive-esi2460828
- 2026-bmw-z4-m40i-esi7867242
- 2026-toyota-gr-supra-base-esi2340976
- 2026-toyota-gr-supra-mkv-final-edition-esi6429724
- 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