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  1. Home
  2. Mercedes Cooling Upgrades
  3. CSF Mercedes-Benz W205 AMG Auxiliary Radiators 2015+
- 8%
CSF Mercedes-Benz W205 AMG Auxiliary Radiators 2015+
CSF Mercedes-Benz W205 AMG Auxiliary Radiators 2015+
CSF Mercedes-Benz W205 AMG Auxiliary Radiators 2015+
Load image into Gallery viewer, CSF Mercedes-Benz W205 AMG Auxiliary Radiators 2015+
Load image into Gallery viewer, CSF Mercedes-Benz W205 AMG Auxiliary Radiators 2015+
Load image into Gallery viewer, CSF Mercedes-Benz W205 AMG Auxiliary Radiators 2015+

CSF Mercedes-Benz W205 AMG Auxiliary Radiators 2015+

$ 599.00 $ 549.00
Brand:
CSF
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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 W205 AMG Auxiliary Radiators 2015+
$ 599.00 $ 549.00
  • Description
  • Bill's Take
  • Warranty
Description
EZT Logo

CSF Mercedes-Benz W205 AMG Auxiliary Radiators 2015+

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
  • Mercedes-Benz W205 AMG Auxiliary Radiators 2015+
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.

  • Mercedes-Benz W205 AMG Auxiliary Radiators 2015+
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

We kept your original imported notes here for reference.

CSF High-Performance Auxiliary Radiator – EZT Cooling Series Upgrade your AMG's cooling system with this all-aluminum auxiliary radiator from CSF. Designed to improve both engine and charge-air cooling performance, this drop-in unit significantly increases capacity over OEM and resists heat soak under aggressive driving. Ideal for street builds, OEM replacements, or track setups running dual auxiliary radiators. Key Features 2-row high-performance core featuring CSF’s B-Tube technology 6.5mm tall ultra-efficient fins with multi-louvered design for maximum heat transfer ~100% increase in core thickness over OEM (42mm vs. 26mm) 100% all-aluminum TIG-welded construction CNC-machined brackets and OEM-style “quick connect” inlet/outlet Includes detachable rock guard for added protection Multi-fit design – works on both left and right side (for vehicles with one or two aux radiators) True drop-in fit – no modifications required Leak- and pressure-tested individually Race-proven performance upgrade or factory-style replacement OEM Cross Reference 099-500-05-01 099-500-53-03 099-500-59-03 Fitment 2017+ Mercedes-AMG GT (R190) – Left & Right – 2 per vehicle 2016–2017 Mercedes-AMG GT S (R190) – Left & Right – 2 per vehicle 2016–2020 Mercedes-Benz C63 AMG (W205) – 1 per vehicle 2015–2020 Mercedes-Benz C63 AMG S (W205) – Left & Right – 2 per vehicle 2016–2019 Mercedes-Benz GLE63 AMG (X292) – Left & Right – 2 per vehicle 2016–2019 Mercedes-Benz GLE63 AMG S (X292) – Left & Right – 2 per vehicle 2017–2019 Mercedes-Benz GLS63 AMG (X292) – Left & Right – 2 per vehicle Note: Vehicles equipped with two auxiliary radiators will require a quantity of two. Mercedes-AMG GT, GT S, GT R, GT C, GT 53, GT 63, GT 63 S, GT 63 R Pro, C63 AMG, GLE63 AMG, GLS63 AMG, R190, W205, X292, CSF Auxiliary Radiator, EZT Cooling Upgrade, 099-500-05-01, 099-500-53-03, 099-500-59-03, Mercedes-Benz Cooling Parts
Bill's Take
CSF radiators and intercoolers really impress me. They do an amazing job of keeping everything cool, even when you're pushing the limits on the track or during some spirited driving. I trust their products completely—they’ve always performed like a champ for me. Plus, the quality and fitment are top-notch, making them an easy go-to for any build. You really can’t go wrong with CSF!
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.
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