2015-2020 Audi S3 cooling upgrades

9 cooling upgrades for the 8V 2015-2020 Audi S3 (2.0T) from 5 brands. Radiators, oil coolers, expansion tanks and hoses sold as upgrades.

Before you order

Confirm the engine and model-year range on the retailer page.
Listings are read from the retailer's 8V S3 sedan (2.0T, quattro) category. Confirm engine, drivetrain and model year on the retailer page before ordering.

Brands on this page: ECS (3), CSF (2), Mishimoto (2), CTS (1), Spal (1).

CSF · Part no. 8132
DSG Cooler/Auxiliary Radiator
CSF has created a Quadruple Pass DSG Cooler gives an increased cooling performance over the stock item in a number of areas.
Check price at ECS Tuning for CSF DSG Cooler/Auxiliary Radiator (opens the retailer site)
CSF · Part no. 7084
High Performance Aluminum MQB Radiator
Ultra-efficient dual-core, triple-pass radiator. Cooler engine temps mean more power and longer life of engine components.
Check price at ECS Tuning for CSF High Performance Aluminum MQB Radiator (opens the retailer site)
CTS · Part no. CTS-HX-007
CTS High Performance MQB Radiator
Plug-n-play replacement no modifications required!
Check price at ECS Tuning for CTS CTS High Performance MQB Radiator (opens the retailer site)
ECS · Part no. 043365LA01
1.8T/2.0T EA888 Gen3 & Evo4 Silicone Coolant Return Hose
Replace the mushy rubber hose between the expansion tank and turbocharger with our Silicone Upgrade
Check price at ECS Tuning for ECS 1.8T/2.0T EA888 Gen3 & Evo4 Silicone Coolant Return Hose (opens the retailer site)
ECS · Part no. 054443LA01KT
Heavy-Duty Aluminum Thermostat Cooling Hose Adapter (5Q0122291DA)
Upgrade to durable cast aluminum construction & say goodbye to failure-prone plastic!
Retailer fitment note: Not for Vehicles with Engine Codes CYFB, DJJA, or DLRA
Check price at ECS Tuning for ECS Heavy-Duty Aluminum Thermostat Cooling Hose Adapter (5Q0122291DA) (opens the retailer site)
ECS · Part no. 014598LA01
MQB Performance Aluminum Radiator
Direct-fit upgrade! Featuring a 45% increase in cooling system capacity along with a durable, all aluminum construction
Check price at ECS Tuning for ECS MQB Performance Aluminum Radiator (opens the retailer site)
Mishimoto · Part no. MMRALC
Mishimoto Liquid Chill Radiator Coolant Additive - 4oz
Pairs with all types of coolant to increase heat transfer and decrease engine temps.
Check price at ECS Tuning for Mishimoto Mishimoto Liquid Chill Radiator Coolant Additive - 4oz (opens the retailer site)
Mishimoto · Part no. MMRAD-MK7-15A
Mishimoto Performance Auxiliary Heat Exchanger
106% increase in coolant capacity over stock heat exchanger
Check price at ECS Tuning for Mishimoto Mishimoto Performance Auxiliary Heat Exchanger (opens the retailer site)
Spal · Part no. 30102049
Universal 16" Electric Fan - Black
2024 CFM. High performance puller fan with curved blades.
Check price at ECS Tuning for Spal Universal 16" Electric Fan - Black (opens the retailer site)

2015-2020 Audi S3 cooling upgrades

Before you order

DSG Cooler/Auxiliary Radiator

High Performance Aluminum MQB Radiator

CTS High Performance MQB Radiator

1.8T/2.0T EA888 Gen3 & Evo4 Silicone Coolant Return Hose

Heavy-Duty Aluminum Thermostat Cooling Hose Adapter (5Q0122291DA)

MQB Performance Aluminum Radiator

Mishimoto Liquid Chill Radiator Coolant Additive - 4oz

Mishimoto Performance Auxiliary Heat Exchanger

Universal 16" Electric Fan - Black

More 2015-2020 Audi S3 parts