do88 Charge Cooler Manifold - BMW B58 Gen 2 (M240i, M340i, M440i, 540i, X3, X5, Z4 M40i and more)
DO88
- SKU:
- ICM-430-K
- Type:
- Charge Cooler Manifold
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An aluminium intake manifold with a built-in air-to-water charge cooler for B58 Gen 2 engines. It replaces the original plastic manifold, which restricts airflow and can crack at high boost, and keeps intake temperatures down during hard driving and track use. It fits under the standard engine cover.
Features
- Bar and plate air-to-water core, 102 mm (4 in) thick, with densely stacked fins.
- Cast end tanks shaped using 3D scanning, CFD analysis and 3D-printed prototypes.
- Aluminium construction instead of the original plastic.
- Thermal barrier spacer included to insulate the manifold from cylinder head heat.
- Peak gain of 5 hp measured with bootmod3 Stage 2+ on a 2017 340i; highest midrange gain 18 hp and highest torque gain 28 Nm.
- Outlet tank prepared for auxiliary port fuel injection; optional fuel rail with AN-8 threads sold separately, injector blanking plugs included.
- Individual 1/8 in NPT ports on each runner for nitrous or methanol injection, plugs included.
- Integrated sensor pad with three 1/8 in NPT ports, plus two 1/8 in BSPT bleed and temperature ports on the rear water tank, plugs included.
- Spin-off oil filter is easy to reach, so the manifold does not need removing at oil changes.
- Fits with OE or aftermarket engine covers with OE connections.
Specifications
- Part number: ICM-430-K.
- Contents: manifold, thermal barrier spacer, brackets, FKM silicone O-rings (12 pieces), sealing plugs and hardware.
- Mild hybrid cars need the alternator modified; see step 11 of the installation instructions.
- OE reference: 11618647977.
Fitment
- BMW M240i, M240iX (G42), 2021 on, B58 Gen 2.
- BMW M340i, M340iX (G20, G21), 2018 on, B58 Gen 2.
- BMW M440i, M440iX (G22, G23, G26), 2021 on, B58 Gen 2.
- BMW 540i, 540iX (G30, G31), 2018 on, B58 Gen 2.
- BMW 640i, 640iX (G32), 2018 on, B58 Gen 2.
- BMW 740i, 745e (G11, G12), 2018 on, B58 Gen 2.
- BMW X3 M40iX (G01), 2018 on, B58 Gen 2.
- BMW X4 M40iX (G02), 2018 on, B58 Gen 2.
- BMW X5 40iX (G05), 2017 on, B58 Gen 2.
- BMW X6 40iX (G06), 2018 on, B58 Gen 2.
- BMW X7 40iX (G07), 2017 on, B58 Gen 2.
- BMW Z4 M40i (G29), 2017 on, B58 Gen 2.
- Also fits Toyota GR Supra (A90), 2019 on, B58 Gen 2.
Before you order
Contact us with your registration or VIN and we will confirm fitment before you order.
Returns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.




