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MAB Tuning

2017-2020 Audi S4 B9-Downpipe

2017-2020 Audi S4 B9-Downpipe

Regular price $1,599.99
Regular price Sale price $1,599.99
Sale Sold out
Shipping calculated at checkout.

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.
       Downpipe Configuration  Diameter 
      Decatted  6.00 Inches into Dual 2.5 Inch
      Catted  6.00 Inches  into Dual 2.5 Inch



      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 . There is no extra charge for this option.



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