Upgrade Downpipe Audi A4 B9.5 45 TFSI Mild Hybrid 2019-2021 2004-2008-audi-rs4-esr3106146 It offers a true upgrade

It offers a true upgrade to the look of your engine bay

This ensures that you can always enjoy improved performance with both original and tuned engines

Provides an increase in noise

The result is outstanding cooling performance with minimal backpressure

Upgrade Downpipe Audi A4 B9.5 45 TFSI Mild Hybrid 2019-2021 2004-2008-audi-rs4-esr3106146 It offers a true upgradeSuitable for the following 2. 0T models: A4 B9 45 TFSI Mild Hybrid 245 HP Perfect fit (like the original), so our fitment guarantee also applies to this stainless steel downpipe. Technical specifications: Model: Audi A4 B9 2. 0 45 TFSI Mild Hybrid 16V Quattro with 245 HP Model year: 2019 2021 Material: 304 stainless steel Engine code: DDW Connection size: Original flanges Diameter: 76. 1 mm 3. 0 inches Diameter: 80 mm Why a downpipe? Made entirely of