EZT Gear
Split Payments w/ Shop Pay
EZT Holiday Sale Ends 12/31
USD

Eurozone Tuning
Cart 0 item $ 0.00

Search By Category
Cart 0 item $ 0.00
Home
Shop
My Build List
VW
VW
Volkswagen
VW OEM Retrofits
In Stock

VW Weighted Shift Knobs

VW Cold Air Intakes

Porsche
Porsche
Porsche
997 Kits

Featured Platform

Weighted Shift Knobs

991.2 Steering Wheel Retrofit

Audi
Audi
Audi
In Stock

3.0T Supercharged Engine Cover

Order Yours

B9/B9.5 Console Trim

Pre-Order

Canyon Run Strut Braces

Mercedes
Mercedes
Mercedes
Build Yours

AMG Steering Wheels

W205 Brake Kits

W205 AMG Braking Solutions

Cold Air Intakes

Clearance
EZT Library
EZT Library
All Things Retrofit
All Things Retrofit

Sam's MIB2 PQ Retrofit- 2009 Jetta

All Things Retrofit

Brian's MIB2 PQ Retrofit, 2015 Passat

Collabs
Collabs

EZT x @dfitzwm: A Custom Shift Knob for the Porsche 997

Collabs

EZT Teams Up with @shaggy_volkslammin for an Exclusive F1-Style Steering Wheel

EZT Blog
Eurozone Blog

EZT Holiday Gift Guide

Eurozone Blog

EZT Coverage: Porsches at the Rock 2025 with Full Event Media

Links
Merch
Contact Us
Contact Us
Contact the EZT Team
Additional Services

Get in touch

Create a Custom Order

  1. Home
  2. Mercedes Cooling Upgrades
  3. CSF Mercedes Benz E63 / CLS 63 M157 High Performance - 8198
- 5%
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
Load image into Gallery viewer, CSF Mercedes Benz E63 / CLS 63 M157 High Performance - 8198

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

$ 529.99 $ 499.99
Brand:
CSF
Ask a Question

Ask a Question

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.

Share
Pay With
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
  • âś” 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.

  • âś” 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
Warranty
  • Eurozone Tuning Branded Kits: These kits come with a 6-month warranty that covers replacement or repair due to manufacturing defects. Damage from improper installation, accidents, or misuse is not covered.
  • EZT Carbon Edition Steering Wheels: The EZT Carbon Edition steering wheels come with a 1-year warranty for workmanship. This warranty excludes damage caused by physical misuse, harsh environments, or improper installation.
  • Porterfield Brakes: Porterfield offers no warranty for brake pads due to the nature of the part.
  • AWE Tuning Products: AWE Tuning offers a lifetime warranty on their exhausts and a one-year warranty on their intakes and intercoolers. The warranty covers craftsmanship and materials under normal usage conditions. Abuse, improper installation, and modifications void the warranty.
  • ZAC Motorsports: ZAC Motorsports products are covered by a 2-year limited warranty. The warranty covers defects in materials and manufacturing, but does not include damage due to racing, misuse, or improper installation.
  • Motul Oils: Motul products come with a limited warranty that covers the shelf life and quality of the oil when used as directed. Warranty claims must be accompanied by proper documentation of vehicle usage and oil change intervals.
  • KW Coilovers: KW suspensions come with a limited lifetime warranty on their coilovers. This warranty is valid for the original purchaser and covers defects in workmanship and materials. Excludes damages from motorsports or improper installation.
  • ST Coilovers: ST Suspensions offer a 5-year limited warranty on their coilovers. The warranty covers craftsmanship, materials, and normal usage. Improper installation, racing, and modifications are not covered.
  • Eibach Coilovers: Eibach products carry a limited lifetime warranty. This covers defects in materials and workmanship but excludes damages caused by improper installation, racing, or misuse.
  • Ă–hlins Coilovers: Ă–hlins coilovers are covered by a 2-year limited warranty. This warranty applies to defects in materials and craftsmanship but excludes damages caused by improper installation or racing applications.
Clicky