Description
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Upgrade the fueling system of your BMW S58 or B58 engine with the RK Autowerks Port Injection Kit, designed to provide unparalleled fuel delivery for high-performance builds. This complete kit includes an E85-capable fuel line, precision-engineered fittings, and the optional addition of high-capacity injectors, ensuring your engine gets the fuel it needs for maximum power and performance.
Built to support the demands of modified engines, the RK Autowerks Port Injection Kit offers everything required to equip your BMW with a robust, high-flow fueling system. The kit features the S58 fuel rail, which is compatible with the stock intake manifold or the RK Autowerks Billet Port Injection Manifold. This versatile solution is essential for those looking to push their S58 or B58 engine to its limits.
Whether you’re aiming for higher boost, E85 compatibility, or larger injector support, this kit is the ultimate solution. Precision engineering, CAD design, and in-house testing ensure a perfect fit and exceptional performance.
Key Features:
- Complete Port Injection Kit – Provides all components needed for port injection on BMW S58 and B58 engines.
- E85-Capable Fuel Lines – Ready for ethanol-based fuels, supporting higher power builds.
- Optional High-Capacity Injectors – Choose from RK 750cc, ID 1050x, or ID 1300x injectors to match your power goals.
- RK S58 Fuel Rail – Designed for seamless integration with the stock intake manifold or RK Billet Port Injection Manifold.
- All Necessary Fuel Fittings – Includes everything needed for a complete, professional-grade installation.
- Plug-and-Play Compatibility – Works with OEM and aftermarket intake manifolds for a hassle-free upgrade.
- Precision Engineering – Designed and manufactured in-house by RK Autowerks for a perfect fit and superior performance.
Included in the Kit:
- E85-Capable Fuel Lines
- All Necessary Fuel Fittings
- Optional Injectors (Choice of RK 750cc, ID 1050x, or ID 1300x)
- RK S58 Fuel Rail
Fitment:
S58 Engines:
- BMW M2 (G87) – 2023+
- BMW M3 (G80) – 2021+
- BMW M4 (G82, G83) – 2021+
- BMW X3M (F97) – 2019+
- BMW X4M (F98) – 2019+
B58 Gen 1 Engines:
- BMW 340i / 440i (F30) – 2015-2019
- BMW M140i (F20, F21) – 2016-2019
- BMW M240i (F22) – 2016+
- BMW X3 / X4 M40i (G01, G02) – 2017-2019
- BMW 540i (G30, G31) – 2017-2019
- BMW 640i (G32) – 2017-2019
B58 Gen 2 Engines:
- BMW M340i / M440i (G20, G22) – 2019+
- BMW M240i (G42) – 2021+
- Toyota Supra – 2020+
- BMW Z4 M40i (G29) – 2018+
- BMW X3 / X4 M40i (G01, G02) – 2019+
- BMW 540i (G30, G31) – 2020+
- BMW 640i (G32) – 2020+
- BMW X5 / X6 / X7 40i (G05, G06, G07) – 2018+
Elevate your BMW’s performance with the RK Autowerks BMW S58/B58 Port Injection Kit, offering superior fueling capacity, E85 compatibility, and support for larger injectors to power your build to new heights.
