CSF 7071 High-Performance Aluminum Radiator for 1997-2002 Audi S4 B5 2.7T

Vehicle Fitment

• 1997-2002 Audi S4 (B5) 2.7L V6 Turbo (APB/ATW/ARO)

Features

• 2-row, 42mm thick core with CSF's exclusive B-Tube technology for enhanced heat transfer
• Triple-pass design for improved coolant flow and cooling efficiency
• All-aluminum construction for lightweight and durability
• 100% TIG-welded end tanks for leak-free performance
• OEM-style quick-connect inlet/outlet fittings for easy installation
• Machined installation seating areas on the top of each tank to hold rubber bushing pads for correct and sturdy fitment
• Drop-in fitment with no modifications required
• Individually leak and pressure tested to ensure reliability

Specifications

• Core Dimensions: 25" width x 17" height x 1.63" thickness
• Material: Military-grade aluminum
• Finish: Hand-brushed satin
• Compatibility: Direct replacement for OEM part numbers 710353070710
• Transmission Compatibility: Suitable for manual transmissions; automatic transmissions may require a separate oil cooler

Included Components

• 1x CSF 7071 High-Performance Aluminum Radiator

Product Description

The CSF 7071 High-Performance Aluminum Radiator is designed to provide superior cooling for the 1997-2002 Audi S4 (B5) 2.7L V6 Turbo models. Featuring a 2-row, 42mm thick core with CSF's exclusive B-Tube technology, this radiator offers enhanced heat transfer capabilities, ensuring optimal engine temperatures even under demanding conditions.

The triple-pass design improves coolant flow, while the all-aluminum construction ensures durability and lightweight performance. The radiator is equipped with 100% TIG-welded end tanks for leak-free operation and includes OEM-style quick-connect inlet/outlet fittings for easy installation. Machined installation seating areas on the top of each tank hold rubber bushing pads, providing correct and sturdy fitment without the need for modifications.

Designed as a drop-in replacement, the CSF 7071 requires no modifications for installation. It is individually leak and pressure tested to guarantee reliability. Whether you're upgrading for performance or replacing a worn-out radiator, the CSF 7071 offers a high-quality solution for your Audi S4.