RK Autowerks Billet Port Injection Intake Manifold, BMW / Toyota B58 Gen2

RK Autowerks B58 RK Billet Port Injection Race Manifold – GEN2 Precision-engineered for racers and serious B58 Gen2 engine builders, the RK Autowerks Billet Port Injection Race Manifold offers performance and durability. CNC machined from billet aluminum, this manifold is designed to support high-horsepower builds that demand flawless fuel delivery and superior airflow under extreme conditions. RK Autowerks is known for their no-compromise engineering, and this manifold is a direct result of meticulous design refinement, race-tested development, and a commitment to quality. Features include optimized internal geometry and increased structural integrity, ensuring consistent performance across the rev range. Each manifold includes an integrated billet aluminum fuel rail, precision-machined to support aftermarket injectors and ensure balanced fuel distribution across all six cylinders. It’s built to pair seamlessly with your preferred port injection kit and tuning solution. Fuel injectors and port injection kit are not included. Whether you’re chasing horsepower records or building a reliable, track-capable B58, this manifold delivers the engineering excellence and performance that RK Autowerks is trusted for. Perfect for high-boost, methanol, or ethanol-fueled applications where OEM plastic manifolds simply won’t hold up. Engineered to replace BMW Part #11 61 8 647 977, 11618647977  BMW B58 Gen 2 Applications: 3 Series 2019-Present     G20/G21     M340i / M340i xDrive 4 Series 2020-Present     G22/G23/G26     M440i / M440i xDrive Z Series 2019-Present     G29     Z4 M40i 5 Series 2020-Present     G30/G31 LCI     540i / 540i xDrive 6 Series 2020-Present     G32 LCI     640i GT / GT 640i xDrive  7 Series 2019-Present     G11/G12 LCI     740i / 740i xDrive X3 Series 2020-Present     G01     X3 M40i X4 Series 2020-Present     G02     X4 M40i X5 Series 2018-Present     G05     X5 xDrive40i X6 Series 2019-Present     G06     X6 xDrive40i X7 Series 2018-Present     G07     X7 xDrive40i Toyota B58 Gen 2 Applications: A90 / A91 Supra 2020-Present     GR Supra 3.0 Premium    2021-Present     GR Supra 3.0 A91 Edition

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