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CSF Radiators Triple-Pass Heat Exchanger for BMW F3X/F2X B58/B48 - Polished Silver - 8131
CSF Radiators Triple-Pass Heat Exchanger for BMW F3X/F2X B58/B48 - Polished Silver - 8131 - Image 3 CSF Radiators Triple-Pass Heat Exchanger for BMW F3X/F2X B58/B48 - Polished Silver - 8131 - Image 2 CSF Radiators Triple-Pass Heat Exchanger for BMW F3X/F2X B58/B48 - Polished Silver - 8131 - Image 3
If you’re looking to get the most out of your BMW B58 engine, you might want to take a closer look at the CSF high-performance heat exchanger. This isn’t just another aftermarket part; it’s a game changer, especially if you’re pushing your ride to its limits with upgraded turbos or high-performance tuning software. The B58 engine is already a beast, but keeping that charge air cool is crucial to avoid limp mode and maintain peak performance. Now, let’s talk about what sets the CSF heat exchanger apart. The stock OEM unit is a basic 1-row design, just 27mm thick. But CSF cranked it up a notch with their 2-row core that’s a whopping 68mm thick, thanks to their unique B-Tube technology. This means more cooling capacity, which is exactly what you need when you’re cranking out extra horsepower. One of the standout features here is the triple-pass flow design. Water flows through the heat exchanger not once, not twice, but three times before it heads back to the manifold charge cooler. This ensures that the outlet water temperature is as low as possible, which is a big deal for maintaining performance. Most other designs, including pricier options, stick to a single-pass flow, which just doesn’t cut it when you're serious about performance. The CSF #8131 comes in a polished finish that looks fantastic under the hood, but if you prefer a more subtle OEM+ look, there’s a Satin Black version available too (CSF #8131B). Installation is a breeze—it's designed to be a drop-in fit, with no modifications required. Plus, it comes with CNC machined mounting location pins and brackets, making the whole process straightforward. Here’s a quick rundown of the specs: it measures 524mm in length, 478mm in height, and 69mm wide. The multi-louvered fin height is 6.5mm, which contributes to its efficiency. And don’t worry about durability; it includes a detachable rock guard for added protection. If you’re serious about cutting down on Intake Air Temperatures (IAT) and improving heat soak recovery, this heat exchanger is a no-brainer. It’s perfect for a range of BMW models, including the 125i, 220i, 330i, and even the M240i. So, if you want to keep your B58 engine performing at its best, consider upgrading to the CSF heat exchanger. It’s a solid investment for anyone who loves their BMW and wants to take it to the next level.
Proposition 65

⚠ WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

CSF Radiator

Anyone who needs a new radiator should consider buying a CSF radiator. A CSF radiator and CSF cooling system offers the best performance for driving and racing enthusiasts. If you have a faulty radiator or are looking to upgrade to a high-performance radiator, a CSF radiator will get the job done. 

What is a CSF Radiator?

During the last 40 years, CSF has manufactured over 10,000 different models of radiators, oil coolers, heat exchangers and condensers for Automotive, Truck, Industrial and Marine applications. Today, their products are sold in over 60 countries throughout the world. Their US Aftermarket Division stocks over 1000 models that cover over 2100 applications for all popular Import vehicles.

CSF supplies radiators and condensers that are designed to meet or exceed original equipment (OE) engineering specifications. Their plants meet ISO 9000 standards and provide parts to OE manufacturers, and to top it all off - check out their industry leading warranty. Simply put, you cannot buy, sell, install or own a better value radiator or condenser.

Why Should I Buy a CSF Radiator? 

A CSF radiator offers a number of benefits over the competition. Below, we explain the main reasons why you should buy a CSF radiator.

A Market Leader for over 45 Years

CSF has been a market leader for over 45 years, as the company was initially established in 1975 and have been selling CSF radiators ever since. Over time, a CSF radiator has become known for its innovative design and impeccable quality.

High-Quality Radiator Testing

Every single CSF radiator and CSF cooling system has been put through a rigorous series of tests to make sure every system is reliable and performs at a high level. In their testing lab, CSF puts in the time to make sure every product works perfectly. 

Cutting-Edge Technology

Each CSF radiator uses cutting-edge technology to bring customers the best CSF full cooling system possible. CSF racing radiators combine a high-efficiency core, advanced endtank designs, and innovative design and engineering to give our customers the most advanced and efficient radiator possible.  

Get a CSF Radiator or CSF Cooling System From Vivid Racing 

Vivid Racing carries a wide selection of CSF radiator products, including CSF cooling systems and other accessories. If you are interested in learning more or would like to purchase a CSF radiator, please contact Vivid Racing today by calling (480) 966-3040.

CSF takes pride in the quality of its products and offers one of the best warranty’s in the industry. Please refer to the CSF warranty card in the shipping carton for details.

CSF warranty is applicable only to the original owner of the vehicle. Original paper work verifying the proof of purchase and pre-installation cooling system checklist signed by the professional installer is required to process warranty claims.

All warranty claims should be directed to the point of purchase. Due to CSF’s established agreements with Authorized CSF Warehouse Distributors, CSF is unable to handle and/or process warranty related calls/inquires from any individuals – all inquires/warranty related claims should be directed to the point of purchase or an authorized warehouse distributor.

Take care of your radiator, as under circumstances listed below the warranty will be void.

If the radiator is installed and is returned deformed (bulging tanks, warped core etc.), this is an indication that the radiator is the victim of some other problem and not the cause. The deformation is a result of the radiator being subjected to extremely high pressure and or temperature caused by any of the following reasons:Defective Pressure Cap, Defective Head Gasket, Defective Temperature gauge (incorrect readings), Defective Water Pump etc. Such units are not covered under the warranty.

If a radiator seems to have a “fit problem” there is the possibility that there is some confusion about a multi-fit radiator that might look different. Your nearest CSF WD can clarify the application, just give them a call. A perceived fit problem is not covered under warranty.

If a unit is damaged in shipping, please file a claim with the carrier. Damages caused during shipping, installation or handling are not covered under warranty.

Any repairs or alterations to the unit will automatically void the warranty.

Any form of abuse, including the use of improper coolant mixtures, damage caused by steam, corrosion etc and use on commercial vehicles voids the warranty. It is the vehicle owners’ responsibility to maintain the cooling system as specified in the owners manual.

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