CSF Manifold #8400
The CSF #8400 Race X is CSF’s most advanced charge-air cooler manifold for Gen 2 B58 engines. Building on the success of the CSF #8200, this race-proven manifold features a 25% larger core, advanced water flow architecture, and expanded functionality for high-performance applications including drag racing, meth/nitrous injection, and competitive tuning setups.
Includes
CSF #8400 Race X Manifold
Upgraded with an oversized intercooler core, front-facing ice box port, and nitrous/meth-ready design — all precision-machined from billet aluminum.
Pre-Installed Fuel Rail
Top-feed port injection capable with pre-installed rail and injector ports.
Thermal Rejection Competition Spacer
Reduces heat transfer from the head to the manifold, improving intake air temps.
Hardware & Installation Kit
All fittings and mounting hardware included for a complete plug-and-play install.
Key Features
- 25% larger intercooler core than the CSF #8200
- Optimized water flow system with dual or single-pass routing
- Ice box–ready front port (ideal for drag setups)
- Three 1/8″ NPT ports on integrated sensor pad
- Individual 1/8″ NPT ports on each cylinder runner (for direct nitrous/meth injection)
- Dedicated 1/8″ NPT breather ports for easy water bleeding
- CNC billet aluminum construction with raw finish
- Pressure tested to 60–70 PSI for leak-free performance
- Plug-and-play design for simplified installation
Compatible Car Models
(For B58C Gen 2 engines — model years may vary by region)
Toyota GR Supra:
- 2020–2023 GR Supra 3.0L (Base, Premium, A91 Edition, Launch Edition)
BMW Models with B58 Gen 2 Engine:
- 2022+ M240iX (G42)
- 2018+ M340i / M340iX (G20 / G21)
- 2020+ 440i (G22 / G23 / G26)
- 2018+ 540i / 540iX (G30 / G31)*
- 2018+ 630iX / 640i / 640iX (G32)
- 2018+ 740i / 740iX / 740Li / 740LiX (G11 / G12)
- 2018+ 745e / 745eX / 745Le / 745LeX (G11 / G12)
- 2018+ 840i / 840iX (G14 / G15 / G16)
- 2018+ X3 M40iX (G01)*
- 2018+ X4 M40iX (G02)*
- 2018+ X5 45i / 45iX / 45eX (G05)
- 2018+ X6 40i / 40iX (G06)
- 2018+ X7 40iX (G07)
- 2018+ Z4 M40i (G29)
Note: Applicable only to vehicles equipped with the B58C (2nd gen) motor.
Pickup available at Shop location
Usually ready in 24 hours
Product information
These commodities, technology, or software were exported from the United States in accordance with the Export Administration Regulations. Diversion contrary to U.S. law is prohibited.
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