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UPGRADE FINDER
  1. Home
  2. Mercedes Cooling Upgrades
  3. CSF Mercedes Benz E63 / CLS 63 M157 High Performance - 8198
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CSF Mercedes Benz E63 / CLS 63 M157 High Performance - 8198
CSF Mercedes Benz E63 / CLS 63 M157 High Performance - 8198
CSF Mercedes Benz E63 / CLS 63 M157 High Performance - 8198
CSF Mercedes Benz E63 / CLS 63 M157 High Performance - 8198
CSF Mercedes Benz E63 / CLS 63 M157 High Performance - 8198
CSF Mercedes Benz E63 / CLS 63 M157 High Performance - 8198
Load image into Gallery viewer, CSF Mercedes Benz E63 / CLS 63 M157 High Performance - 8198
Load image into Gallery viewer, CSF Mercedes Benz E63 / CLS 63 M157 High Performance - 8198
Load image into Gallery viewer, CSF Mercedes Benz E63 / CLS 63 M157 High Performance - 8198
Load image into Gallery viewer, CSF Mercedes Benz E63 / CLS 63 M157 High Performance - 8198
Load image into Gallery viewer, CSF Mercedes Benz E63 / CLS 63 M157 High Performance - 8198
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CSF Mercedes Benz E63 / CLS 63 M157 High Performance - 8198

$ 529.99 $ 499.99
Brand:
CSF
EZT Direct Ship from the manufacturer
Ships from the manufacturer
Direct Ship
Shipped directly from the manufacturer to your address. Most orders ship the next business day, subject to manufacturer availability.
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Shipping info

Shipping info

Processing Time: If the kit is in stock, allow 1-2 business days lead time before the kit ships.

Special order kits may have a lead time of up to 6 business days.

Custom built items have a lead time of 2 to 5 weeks in most circumstances.

Availability: Worldwide shipping is available for most items.

Airbags can only be shipped within the Continental US.

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CSF Mercedes Benz E63 / CLS 63 M157 High Performance - 8198
$ 529.99 $ 499.99
  • Description
  • Bill's Take
  • Warranty
Description
EZT Logo

CSF Mercedes Benz E63 / CLS 63 M157 High Performance - 8198

CSF Radiator upgrade. Clear fitment guidance, benefits, and fast availability verification through EZT.

Overview

What it is: A CSF Radiator upgrade designed to improve thermal management compared to the factory setup.

Why it matters: Improves coolant temperature stability and reduces heat soak during hard driving, hot weather, or tuned use.

Fitment at a glance
  • ✔ Detachable Rock Guard for added protection against debris
  • Direct-Fit Install | No Modifications Required
  • 100% TIG-Welded Aluminum Construction
  • Sold Individually – Replace Both Left & Right for Optimal Performance
  • Part Number: CSF 8198
  • Fits Mercedes AMG M157 / M278 Models (E63, CLS63, S550, etc.)
Stock check by chat Category: Radiator Ships: Fast supplier fulfillment

Who should buy this

Tuned vehicles, aggressive driving, track days, towing, or hot-climate owners who want more consistent temps and reliability.

How to get it quickly

Use live chat with your VIN or exact trim info. We will confirm the correct CSF part and verify availability before it ships.

If you have any questions, message us via live chat. Include your year, make, model, trim, and engine. VIN is best for accuracy.

What This Upgrade Does
  • Helps reduce heat soak during repeated pulls, long drives, or track sessions
  • Improves temperature stability compared to aging factory components
  • Supports reliability for tuned setups and hard use
  • Provides peace of mind in hot weather and stop-and-go traffic
Key Features
  • CSF engineered core design for improved heat rejection
  • Direct-fit form factor for OEM-style mounting in most applications
  • High-quality construction intended for performance use
  • Designed to integrate with your factory cooling system layout

Exact construction details vary by part number. If you want the full CSF spec sheet, message us and we will send it.

Fitment Details

Fitment can vary by engine, trim, and factory cooling package. We recommend confirming with VIN before ordering.

  • ✔ Detachable Rock Guard for added protection against debris
  • Direct-Fit Install | No Modifications Required
  • 100% TIG-Welded Aluminum Construction
  • Sold Individually – Replace Both Left & Right for Optimal Performance
  • Part Number: CSF 8198
  • Fits Mercedes AMG M157 / M278 Models (E63, CLS63, S550, etc.)
Installation Notes

This is a direct-fit replacement for the factory component in most applications. No tuning is required for installation. Professional installation is recommended if you are not familiar with cooling system service.

  • Plan for coolant and or fluid service during installation
  • Bleed the cooling system properly after install as required by your platform
  • If your car has additional sensors or cooling packages, confirm compatibility first
Shipping and Availability

Most CSF items ship quickly. If it is in stock at our supplier network, it typically leaves within 1 to 2 business days. If it is backordered, we will contact you with the best ETA before it ships. Need it fast? Message us on live chat and we will verify stock for your exact CSF part number.

Fastest way to order correctly
Live chat us your VIN and your goals (daily, tuned, track, towing). We will confirm the right CSF part and get it moving.
Original Product Notes
CSF High-Performance Auxiliary Radiator – Mercedes-Benz AMG M157/M278 Upgrade your cooling system with CSF’s High-Performance All-Aluminum Auxiliary Radiator . Designed as a drop-in replacement , it improves heat dissipation, lowers intake air temperatures, and extends the heat soak threshold—critical for maintaining peak performance in turbocharged AMG models. ✔ 2-Row 68mm Core (vs. OEM 1-row 42mm) ✔ B-Tube Technology for maximum cooling efficiency ✔ Ultra-Efficient Multi-Louvered Fins for increased airflow ✔ CNC Machined Brackets & Quick Connect Fittings for OEM-like fitment ✔ Detachable Rock Guard for added protection against debris Direct-Fit Install | No Modifications Required 100% TIG-Welded Aluminum Construction Sold Individually – Replace Both Left & Right for Optimal Performance Part Number: CSF 8198 Fits Mercedes AMG M157 / M278 Models (E63, CLS63, S550, etc.) For maximum cooling , pair with the CSF Front Mount Heat Exchanger (#8197) Vehicle Fitment: ✔ Mercedes-Benz AMG Models (M157, M278, M133 engines) E-Class: 2012-2016 E550, E63 AMG (RWD & 4Matic) CLS-Class: 2012-2018 CLS63 AMG (RWD & 4Matic) S-Class: 2014-2019 S550, S560, S600, Maybach S600/S650 SL-Class: 2013-2020 SL400, SL450, SL550, SL63 AMG, SL65 AMG GL/ML/GLE-Class: 2012-2019 ML63 AMG, GL63 AMG G-Class: 2013-2018 G63 AMG, G65 AMG CLA-Class: 2014-2019 CLA45 AMG GLA-Class: 2015-2020 GLA250, GLA45 AMG 🔧 Direct-Fit | No Modifications Required
Bill's Take
Cooling is not the glamorous mod, but it is one of the important ones. I like CSF when you are replacing an aging factory unit or building a car that sees harder use because the fitment and construction are a step above a generic replacement.
Warranty
Warranty & Product Support Coverage for manufacturing defects, with help from EZT when you need it.

Eurozone Tuning

  • EZT-Branded Kits: 6 months for repair or replacement due to manufacturing defects. Improper installation, accidents and misuse are excluded.
  • EZT Carbon Edition Steering Wheels: 1 year for workmanship. Physical misuse, harsh-environment damage and improper installation are excluded.

Brakes

  • Brembo: 24-month limited warranty on eligible U.S. purchases from authorized sellers.
  • DFC: 12 months / 12,000 miles, whichever comes first. Licensed professional installation and normal street use are required.
  • PowerStop: Standalone calipers: 90 days / 3,000 miles, whichever comes first. Complete brake-kit coverage varies by product line.
  • SHW Performance: Contact us for the warranty terms applicable to your specific part.
  • Porterfield: Racing and competition parts carry no manufacturer warranty. Contact us about street-pad defect concerns.

Exhaust, Cooling & Fluids

  • AWE: Limited lifetime coverage on exhaust tubing, welds and flex sections. Mechanical valves: 3 years. Valve motors, electronics, catalysts, intakes and intercoolers: 1 year. Tip coverage varies by finish.
  • Milltek: Limited lifetime coverage on eligible exhaust components. Catalysts and downpipes: 2 years / 80,000 km. Electronics: 2 years. Valve-equipped components and other exceptions follow the applicable product and regional terms.
  • ZAC Motorsport: 2 years on standard products. Custom/made-to-order items, wheels and brake components are excluded. Tuning and built drivetrain products have separate terms.
  • CSF: 2-year limited warranty on eligible high-performance cooling products under normal use.
  • Motul: Contact us promptly about leaking, damaged or suspected defective products. Keep the packaging and batch information for review.

Suspension

  • KW: Limited lifetime coverage on eligible street suspension systems. Accessories and other product lines have separate terms.
  • ST: Coilovers: 5 years. Other components have different coverage periods.
  • Eibach: Eligible springs and sway bars: 5 years. Listed shocks, dampers and truck coilovers: 2 years. Listed accessories and wear parts: 1 year. Coverage depends on the product line.
  • Öhlins: Automotive Road & Track: 2 years, excluding finish. Racing applications are excluded.
  • Bilstein: Limited lifetime coverage on many eligible North American products. Certain product lines have shorter terms.
Need to start a claim?

Email support@eurozonetuning.com with your order number, photos or video, mileage since installation and a description of the issue. Keep the product and proof of purchase. Contact us before returning parts.

Coverage is generally for the original purchaser and is subject to inspection and the applicable warranty terms. Normal wear, improper installation, misuse, modifications and racing are commonly excluded. Labor, installation, shipping and related expenses are not covered unless expressly included in the applicable policy.

Mixed-brand kits follow each component manufacturer’s warranty; they do not automatically receive the EZT-branded kit warranty. Product-specific terms, purchase date and region control. This summary does not limit rights provided by applicable law. For brands not listed, contact us for the relevant terms.

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