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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.
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