2017-2020 Audi S4 B9-Downpipe

The stock downpipes on your car are restricting the potential of your car. Let your engine be free from entrapment and unleash its power. Downpipes are the most cost-effective way of increasing the power of your car. 

Downpipe Specifications

• T304 Stainless Steel 
• Handcrafted Tig-welding to ensure durability and longevity 
• Heat wrapped to reduce the amount heat entering your engine bay from the turbo.
• OEM o2 Sensor locations 
• The catted downpipe is constructed to optimize the high flow of exhaust gasses and uses a 200 cell catalytic converter.

Before purchasing please read the F.A.Q's

Hi-Flow Performace Cat Options:

• the standard hi-flow cat included is 200 cells  
• If you would you like 100 cell or 300 cell cat instead please email me at info@mabtuning.com . There is no extra charge for this option.