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RK Autowerks
RK Autowerks B58 Race Manifold Gen2 - Billet Port Injection
$4,499.00
OVERVIEW
RK Autowerks' B58 Gen 2 billet manifold, designed, machined, and welded entirely in-house in Fort Worth, TX. Engineered for high-performance Gen 2 B58 applications with an upgraded intercooler core and full port injection support — built for enthusiasts pushing well beyond stock power levels.
SPECS
- Fully billet-machined, made in-house — no outsourcing
- Upgraded intercooler core over the factory unit (a 3x-bigger core is available on the Race PLUS tier)
- Integrated -8AN ORB fuel rail included, built for full port injection support
- Thermal (phenolic) spacer to reduce heat soak between engine and manifold
- Plug-and-play fitment using OEM mounting points
PARTS INCLUDED
- Billet intake manifold
- Integrated -8AN ORB fuel rail
- Thermal (phenolic) spacer
- Necessary hardware and fittings
TECH RESOURCES
- Required separately: injectors and a port injection line kit; if not running port injection, injector port blanks are required (available separately)
- For a larger core, see the RK B58 Race PLUS Manifold (Gen2)
PART NUMBER
- RK.MAN.B58.G2R
VEHICLE APPLICATIONS
| Make | Model | Chassis | Engine | Years |
|---|---|---|---|---|
| BMW | M340i | G20 | B58 Gen 2 3.0L | 2019–2024 |
| BMW | M440i | G22 | B58 Gen 2 3.0L | 2019–2024 |
| BMW | M240i | G42 | B58 Gen 2 3.0L | 2021+ |
| BMW | 540i | G30/G31 | B58 Gen 2 3.0L | 2020–2023 |
| BMW | 740i | G12 | B58 Gen 2 3.0L | 2020–2022 |
| BMW | 840i | G14/G15/G16 | B58 Gen 2 3.0L | 2019–2026 |
| BMW | Z4 M40i | G29 | B58 Gen 2 3.0L | 2019–2026 |
| BMW | X3 M40i | G01 | B58 Gen 2 3.0L | 2020–2024 |
| BMW | X4 M40i | G02 | B58 Gen 2 3.0L | 2020–2025 |
| BMW | X5 40i | G05 | B58 Gen 2 3.0L | 2019–2023 |
| BMW | X6 40i | G06 | B58 Gen 2 3.0L | 2019–2023 |
| BMW | X7 40i | G07 | B58 Gen 2 3.0L | 2019–2022 |
| Toyota | GR Supra 3.0 | A90/A91 | B58 Gen 2 3.0L | 2020–2026 |