APR Cast Downpipe Exhaust System for B8/B8.5 Audi A4/A5/Q5 Quattro

  • APR Cast Downpipe Exhaust System for B8/B8.5 Audi A4/A5/Q5 Quattro (DPK0019)
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15.00 LBS
APR products from etektuning.com can only be sold and shipped within the United States.
Calculated at checkout

Audi Performance Parts: APR Cast Downpipe Exhaust System for B8/B8.5 Audi A4/A5/Q5 Quattro (DPK0019)


Product Features & Benefits

  • More power and less turbo lag
    +40-47 HP & +36-45 FT-LBS over APR Stage I (B8 A4 2.0T).
  • Full 76mm downpipe system
    Say goodbye to the tiny, kinked, 60mm tubing and chambered resonator.
  • Bell-mouth investment-cast downpipe inlets
    Ultra smooth cast inlet for unmatched performance.
  • GESI High-flow catalysts
    Strong and reliable catalyst, which reduces emissions, smell and noise over catless setups without the performance hit.
  • T304L stainless steel construction
    Premium grade materials to resists corrosion and stands the test of time. 
  • Argon back-purged TIG welding
    Clean, strong and attractive welds both inside and outside the pipes.
  • OEM-style low-profile slip-on clamps
    Easy to install with tons of clearance. Resists leaks and doesn't deform the pipe.
  • OEM-style internally-corrugated flex section
    High flow without the failures common with braided setups.
  • Investment cast secondary oxygen sensor bungs
    A perfect fit that doesn't protrude into the pipe. 
  • Compatible with the OEM catback exhaust
    Bolt-on and go.
  • In-house design, assembly and quality control
    All critical aspects of the system are handled internally to ensure the highest quality fit and finish.
  • All hardware and instructions included
    All included for a headache free install.
  • APR Stage II ECU Upgrade price waived
    Upgrade from APR Stage I to APR Stage II for free.
  • Limited lifetime warranty
    The best system with the best warranty.

The APR Cast Downpipe Exhaust System replaces the restrictive factory downpipe and chambered resonator with a larger, 76mm stainless steel mandrel-bent system, featuring a bell-mouth cast inlet, high-flow catalyst and various other features. Expect better throttle response, more horsepower and an intoxicating exhaust note, while remaining civilized during normal daily driving. It’s one of the best performance upgrade for the 1.8 TFSI and 2.0 TFSI following the APR ECU Upgrade and it’s all designed and assembled in-house, using premium materials and world-class manufacturing techniques few can match.

Additional Details


  • Audi Q5 (8R) - 1.8 TFSI EA888 Gen 1 & 2.0 TFSI EA888 Gen 2 - Quattro - LHD
  • Audi A5 (8T - B8 & B8.5) - 1.8 TFSI EA888 Gen 1 & 2.0 TFSI EA888 Gen 2 - Quattro - LHD
  • Audi A4 / Allroad (8K - B8 & B8.5) - 1.8 TFSI EA888 Gen 1 & 2.0 TFSI EA888 Gen 2 - Quattro - LHD


  • 6 Speed Manual
  • 6 Speed Tiptronic
  • 8 Speed Tiptronic
  • 7 Speed S Tronic


   We make no claims as to emission performance for street or highway use.  Some equipment is not sold for street use in any state or country where state or federal regulations prohibit its use.  Some items listed in the online catalog are intended for off road use and for purpose built race cars only.  EUROTEK TUNING, LLC does not make any claims of street legal use of these products that are not intended for use on public roads.  We do not ship any emissions related equipment to the state of California.  We require an off-road/track use only waiver completed, signed, faxed, emailed or returned to our facility before emission related equipment is shipped to customer supplied address.  We are not affiliated with Volkswagen Audi Group, Porsche AG or any of their subsidiaries.  EUROTEK TUNING, LLC is not responsible for errors on our website.

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