do88 Front S58 Intercooler Radiator BMW G8X M2 M3 M4
Product Description
Keep your intake temps cool and your S58 running strong.
Upgrade your G8X M-car’s charge air cooling system with the do88 Front Intercooler Radiator – a high-performance, all-aluminium replacement designed to eliminate heat soak and improve reliability under track and spirited road use.
Why Upgrade?
Heat Soak is the S58’s Weak Point
The BMW S58 engine relies on a water-to-air charge cooling system, with a front-mounted water radiator feeding coolant to the intercooler integrated in the inlet manifold. On tuned or hard-driven G8X models, the system is prone to heat soak, resulting in higher intake temps, reduced power, or even limp mode activation.
A True Motorsport Cooling Upgrade
do88’s solution replaces the factory unit with a 2-row, 48mm thick all-aluminium core featuring a Quad-pass flow design — meaning the coolant flows through the radiator four times instead of two. The result? Maximum cooling contact and reliable performance when it matters most.
Key Features
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39% larger core volume than OEM
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Quad-pass coolant flow for improved cooling efficiency
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2-row core with 48mm thickness for high thermal capacity
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9% increase in active cooling surface area
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Full aluminium construction with TIG-welded end tanks
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CNC-machined hose fittings and ports
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Taller 5mm fin height vs. 4.4mm OEM for better airflow to the main engine radiator
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Adds 1.4 litres of coolant capacity for greater thermal mass
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Includes custom-fit rock guard protection
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Compatible with both manual and automatic G8X M-cars
Compatibility
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BMW M2 (G87) – 2023+
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BMW M3 / M3 Competition / M3 CS (G80) – 2020+
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BMW M4 / M4 Competition / M4 CSL (G82) – 2020+
Supporting Upgrades Recommended
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do88 Inlet Manifold with Integrated Intercooler
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do88 Performance Charge Pipe
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Motorsport-grade coolant and cooling system bleed
Why Choose do88?
do88 is a performance brand born from Swedish motorsport and engineered with precision. All parts are CFD-developed, real-world tested, and designed to meet the demands of trackday regulars and tuners alike. With a proven record in high-boost and endurance environments, this cooler offers the durability and efficiency your S58 engine demands.
Shipping & Delivery
Dispatch Times
Most stocked items dispatch within 1–2 business days. Some products may have longer lead times due to special ordering, availability, or build times. If your order contains multiple items, they may be shipped together once all items are ready unless otherwise agreed.
UK & International Shipping
We ship worldwide. Transit times vary depending on destination and courier. Tracking details are provided once your order is dispatched.
Import Duties & International Orders
International customers are responsible for all import duties, taxes, and clearance fees. These are not included in our prices and are outside of our control. Refusal or non-payment of import charges may result in return shipping, handling fees, and customs charges being deducted from any refund.
Damaged Shipments
If your parcel arrives visibly damaged, please refuse delivery or note the damage with the courier. If damage is discovered after opening, contact us immediately with photos. Do not install damaged items, as installation voids courier claims and return eligibility.
Returns
Returns must be authorised before sending anything back. Returns must be requested within 14 days of delivery and returned within 14 days of approval, in unused/uninstalled condition and in original packaging. Some items, including special-order, built-to-order, used, installed, or modified parts, are non-returnable.
Full details are available in our Shipping Policy and Returns & Refund Policy.
Warranty & Disclaimer
Warranty
Most products include a manufacturer’s warranty covering manufacturing defects only. Warranties do not cover wear and tear, improper installation, misuse or neglect, track use, competition or racing environments, labour costs, vehicle damage, downtime, or consequential loss. Warranty outcomes are determined by the manufacturer, not Clubsport Garage. Items must be returned for inspection at the customer’s cost unless agreed otherwise.
Fitment & Installation
Many products are aftermarket components and may require professional installation or minor adjustment. Perfect OEM-level fitment cannot be guaranteed. Professional installation by an experienced workshop is strongly recommended. Installed or used items cannot be returned.
Motorsport Use Disclaimer
Some products are intended for off-road, track, or motorsport use only and may not be legal for road use, for example non-TÜV/DOT-approved parts. It is the customer’s responsibility to ensure compliance with local laws, insurance requirements, and vehicle regulations. By purchasing and installing aftermarket parts, you accept all responsibility for ensuring compatibility, legal compliance, proper installation, and any resulting wear, damage, or failure.
Product Images & Descriptions
Product photos are illustrative and may differ slightly from the item supplied. If specific details are important, please contact us before purchasing.
Full details are available in our Terms of Service and related policy pages.
