Overview
Owners of tuned B58 engines often confront the issue of rapid heat soak in the charge air cooling system, particularly when the vehicle is used for track days. Elevated intake air temperatures may prompt the ECU to decrease the power output, or even switch the car into limp-home mode. Regular spirited street driving can also cause similar issues.
Additionally, the factory installed direct injection system, with its obvious benefits, is not well suited for high horsepower applications or ethanol flex fuel usage. To be able to inject more fuel, many turn to installing port fuel injector spacers between the intake manifold and the cylinder head. The downside with this solution is that it positions the injectors in a funny angle. As a result, the fuel hits the walls of the intake runners, leading to potential fuel puddling.
As is often the case, factory components can become limiting factors when you strive for high power levels, particularly in terms of airflow. The factory (OE) intake manifold is such a component, that not only restricts airflow but also poses a significant risk of cracking under high boost levels, due to its plastic construction.
Features:
- Versatile Manifold Design: From Fuel Injection to Power Modifications
Our manifold outlet tank is pre-configured to accommodate auxiliary port fuel injection. A custom-made fuel rail with female AN-8 threads is included, which easily installs to the outlet tank. We designed it for compatibility with Injector Dynamics ID1050x-34-14 or Bosch EV14 Compact (K) fuel injectors. If you opt to not use port fuel injection, we provide injector blanking plugs for your convenience. Additionally, each cylinder runner on the outlet tank is equipped with a 1/8? NPT port, suitable for nitrous or methanol injection – a commonly used power modification for the B58 engine (sealing plugs are included). - Extra Measurement & Vacuum Ports
Integrated into the side of the manifold inlet tank, do88 has incorporated a 3-port pad directly into the casting. This feature offers the flexibility to measure additional parameters or serve as an extra vacuum source. Should you choose not to utilize these three 1/8? NPT ports, sealing plugs are provided in the included hardware kit. - Advanced Thermal Management
Included with the intake manifold is a special thermal barrier spacer, engineered to insulate the aluminum intake manifold from conductive heat transfer from the cylinder head. This barrier effectively lowers intake air temperatures (IAT?s), enhances the efficiency of the charge air cooler, and helps minimize the issue of heat soak. Unlike the OE plastic intake manifold, the do88 manifold is made from aluminum, capable of withstanding higher boost pressures. The thermal barrier spacer reduces the conductive heat transfer, otherwise typical to aluminum components. The spacer features a robust seal, achieved through custom-made, high-specification FKM-silicone O-rings. These O-rings are installed in precision-machined grooves for a secure fit. This approach offers a significantly better seal compared to other competitors? methods, which often rely on less reliable sealing agents. - Included Plugs and Caps for Manifold Customization
Should you wish to seal off the crankcase vacuum connection on the manifold outlet tank, a plug is included specifically for this purpose. Additionally, a cap is provided to close off the fuel tank breather line connection on the manifold inlet tank. These ports are commonly blocked for higher outputs, so we include these.
Specifications:
- Utilizes a high performance, motorsport grade, Bar&Plate, air-to-water intercooler core from Garrett, 102 mm (4″) thick. 11 water cooling rows, OE 6 rows.
- Lower inlet air temperature under identical conditions: 23?C compared to OEM 40?C. Exact figures to be found in the diagrams under the product pictures.
- More air to your engine, less backpressure and better airflow! Airflow at 0,1 bar / 1,45 psi pressure drop: 874 CFM (615 CFM), 42% higher! See diagram under the product pictures.
- Peak powergain of 5 hp! Measured on car with bootmod3 Stage 2+ (BMW 340i 2017).
- Highest midrange powergain of 18 hp!
- Highest torque gain of 28 Nm!
- Designed in SolidWorks using Computational Fluid Dynamics (CFD).
- Easy access to spin-off oil filter for quick oil changes – no need to remove the manifold every oil change.
- Integrated sensor pad with three 1/8″ NPT ports to measure additional parameters (sealing plugs are included).
- Included fuel rail (included in the MERA version) for auxiliary top feed port injection.
- Injection plugs for each cylinder runner is included.
- Individual 1/8″ NPT ports on the top of each cylinder runner for nitrous or meth injection (sealing plugs are included).
- Plug-and-play design, requiring no modifications to install.
- Included are all the essential brackets needed for various components, such as wire harnesses and the engine cover.
- Can be installed with OE engine cover. It even fits with modification when running with the auxiliary port injection fuel rail (Only confirmed on BMW 340i F30/F31).
- Thermal barrier spacer included, engineered to insulate the aluminum intake manifold from conductive heat transfer from the cylinder head.
- Custom made high spec FKM-silicone O-rings included for both the thermal barrier spacer and intake manifold (12 pcs in total).
Install Instructions :
- For Instructions CLICK HERE
Fitments :
- BMW 1 M140i F20 | F21 B58 Gen 1 2015+
- BMW 1 M140iX F20 | F21 B58 Gen 1 2015+
- BMW 2 M240i F22 | F23 B58 Gen 1 2015+
- BMW 2 M240iX F22 | F23 B58 Gen 1 2015+
- BMW 3 340i F30 | F31 | F34 B58 Gen 1 2014+
- BMW 3 340iX F30 | F31 | F34 B58 Gen 1 2014+
- BMW 4 440i F32 | F33 | F36 B58 Gen 1 2015+
- BMW 4 440iX F32 | F33 | F36 B58 Gen 1 2015+
- BMW 5 540i G30 | G31 B58 Gen 1 2015+
- BMW 5 540iX G30 | G31 B58 Gen 1 2015+
- BMW 6 640i G32 B58 Gen 1 2016+
- BMW 6 640iX G32 B58 Gen 1 2016+
- BMW 7 740i G11 | G12 B58 Gen 1 2014+
- BMW 7 740iX G11 | G12 B58 Gen 1 2014+
- BMW X3 G01 B58 Gen 1 2016+
- BMW M40iX G01 B58 Gen 1 2016+
- BMW X4 G02 B58 Gen 1 2017+
- BMW M40iX G02 B58 Gen 1 2017+
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
Fitment
Make Vehicle | Model | Year |
---|---|---|
2015-2018 BMW 340i | 340i | 2015-2018 |
2016-2019 BMW 440i | 440i | 2016-2019 |
2017-2024 BMW 540i | 540i | 2017-2024 |
2019-2021 BMW 640i | 640i | 2019-2021 |
2015-2019 BMW 740i | 740i | 2015-2019 |
2015-2019 BMW M140i | M140i | 2015-2019 |
2016-2018 BMW M240i | M240i | 2016-2018 |
2018-2024 BMW X3 | X3 | 2018-2024 |
2017-2025 BMW X4 | X4 | 2017-2025 |
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