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B8 3.0 Supercharged Test Pipes

New product

B8 S4 Gesi Catted Heat shielded

REDSTAR Performance test pipes fit all Audi S4 S5 A5 A6 A7 A8 Q5 SQ5 with 3.0 TFSI supercharged engine.

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  • No Heat Shield
  • Includes Heat Shield
  • Catless
  • GESI 300cpsi
  • HJS 200cpsi

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Data sheet

Engine Type 3.0 TFSI V6 Supercharger

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Compatible Vehicles:

  • 2009-2016 Audi A4 S4 B8 B8.5 3.0 TFSI V6 Supercharger
  • 2007-2017 Audi A5 S5 B8 B8.5 3.0 TFSI V6 Supercharger
  • 2009-2019 Audi Q5 B8 3.0 TFSI V6 Supercharger
  • 2014-2019 Audi SQ5 B8 3.0 TFSI V6 Supercharger
  • 2011-2019 Audi A6 C7 3.0 TFSI V6 Supercharger
  • 2010-2019 Audi A7 C7 3.0 TFSI V6 Supercharger
  • 2011-2019 Audi A8 D4 3.0 TFSI V6 Supercharger

Available Options:

  • GESI UHO high-flow Metal Core Catalytic Converters. Rated 500-850hp each. EPA certified for use on OBD2 vehicles (1996 and newer) 49 States.  
  • HJS 200 Cell Catalytic Converters, made in Germany, best in power and performance.
  • OEM-style Heat Shielding with ceramic inner liner - the best way to reduce radiant heat up to 70%. Usual thermal wraps not even close in effectiveness and durability to the Heat Shields.
  • Optional Gasket Set

Main Features:

  • 2.5in OD with smooth transition to OEM-spec bottom flanges
  • Double walled pipe ends for superior strength over our competitors
  • designed to fit OEM Mid-Pipes
  • significant power gain
  • better throttle response 
  • reducing under hood temperature
  • adds a very nice tone to the exhaust
  • (See gasket kit that can be purchased separately)

Our Advantages:

  • 100% bolt-on installation
  • 100% TIG welded and back purged
  • highest quality 2.0mm wall 304 stainless steell
  • precision CNC machined flanges
  • all brackets and mounts as on OEM unit
  • 5 year warranty against any defects given to original owner



Catless only - Removing of factory catalytic converters will trigger a сheck engine light (can be eliminated with optionally O2 sensors restrictors). Firmware update recommended to get maximum performance gains. 

This product is not designed to meet any emissions standards and is not for street or highway use. This product is not certified and may not be legal for use on emissions controlled vehicles in any country/jurisdiction.

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