Audi 3.0T Supercharged Non-Resonated Downpipes for S4, S5, A6, A7, Q5 & SQ5

SKU: XKV21095
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Fitment & Specs
Selected Audi 3.0T Supercharged applications: 2010-2016 S4, 2013-2016 S5, 2012-2018 A6/A7, 2013-2017 Q5 and 2014-2017 SQ5.
Stainless Steel ¡ Bolt-On / Professional Installation Recommended
Before You Buy: Off-road/racing use only ¡ Professional install recommended
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Description
Audi 3.0T Supercharged Exhaust

Non-Resonated Post-Cat Downpipe Set

Designed for the selected Audi 3.0T Supercharged applications listed below, this dual downpipe set replaces the factory resonated downpipe sections while retaining the vehicle's factory catalytic converters. The non-resonated layout provides a more direct exhaust path between the factory catalytic converter outlets and the downstream exhaust system.

Product Type Non-Resonated Downpipe Set
Engine 3.0T Supercharged V6
Catalytic Converters Factory Cats Retained
Where These Downpipes Install
3.0T Supercharged Engine → Factory Catalytic Converters → XKV Non-Resonated Downpipes → Downstream Exhaust

What You're Buying

Non-Resonated Dual Downpipes

  • Left and right downpipe assembly
  • Post-catalytic-converter exhaust location
  • Non-resonated tube design
  • Mandrel-bent stainless steel construction
  • Flexible sections integrated into both pipes

Designed Around the Factory Exhaust Layout

  • Retains the factory catalytic converter sections
  • Designed for the listed Audi 3.0T Supercharged applications
  • Connects the factory catalyst outlets to the downstream exhaust
  • Includes connection hardware shown with the product

What This Product Is — and Is Not

This Product Is

  • A dual non-resonated downpipe set
  • For selected Audi 3.0T Supercharged applications
  • Installed downstream of the factory catalytic converters
  • A resonator-delete style downpipe configuration

This Product Is Not

  • Not a test-pipe or primary catalytic-converter-delete kit
  • Not a catted downpipe replacement
  • Not a resonated downpipe set
  • Not a complete cat-back exhaust system
  • Not for Audi B9 turbocharged applications
Vehicle Fitment

Compatible Audi 3.0T Supercharged Applications

Vehicle Year Platform Engine
Audi S4 2010-2016 B8 / B8.5 3.0T Supercharged V6
Audi S5 2013-2016 B8.5 3.0T Supercharged V6
Audi A6 2012-2018 C7 / C7.5 3.0T Supercharged V6
Audi A7 2012-2018 C7 / C7.5 3.0T Supercharged V6
Audi Q5 2013-2017 8R 3.0T Supercharged V6
Audi SQ5 2014-2017 8R 3.0T Supercharged V6
Fitment Note: This product is intended for the listed 3.0T Supercharged applications only. Model name alone does not confirm fitment. Verify the exact year, platform, engine and existing exhaust configuration before ordering.

Package Includes

  • 2 × non-resonated downpipe assemblies
  • 2 × exhaust connector sleeves
  • 4 × exhaust clamps
  • 2 × exhaust gaskets
  • Installation bolts and nuts as shown

Installation Notes

  • Factory catalytic converters remain in place with this downpipe set.
  • Confirm factory catalyst outlets and downstream exhaust connections before installation.
  • Inspect all supplied gaskets, clamps and hardware before installation.
  • Professional installation is recommended.

Before You Buy

  • Confirm that your vehicle uses the 3.0T Supercharged V6 configuration listed above.
  • Do not purchase based on the S4, S5, A6, A7, Q5 or SQ5 model name alone.
  • This is a non-resonated post-cat downpipe set and does not replace the factory catalytic converters.
  • This is not a test-pipe, catted-downpipe or complete cat-back exhaust kit.
  • Compare the product layout and connections with your existing exhaust before installation.
Shipping & Return

SHIPPING & DELIVERY
Fast Processing & Reliable Transit

  • Processing: Orders are processed and shipped from the nearest available warehouse within 1 business day after payment.
  • Delivery: Estimated delivery time is approximately 3–4 business days after shipment.
  • Shipping - Free shipping on all orders within the contiguous 48 U.S. states.

RETURNS & EXCHANGES
30-Day Hassle-Free Policy

  • Return Window: We offer a 30-day return policy from the date of delivery.
  • Item Condition: Returned items should be unused, uninstalled, and in their original packaging when possible.
  • Return Process: To initiate a return or exchange, please contact our customer service team first to receive authorization and instructions.

WARRANTY
2-Year Limited Replacement Warranty

  • Duration: All products are backed by a 2-year limited warranty.
  • Coverage: This warranty covers manufacturing defects and product failures under normal use, and provides a replacement for qualified cases (repairs are not performed).

CUSTOMER SUPPORT
We’re Here to Help – Contact Us First

  • Priority Contact: For any order-related issues—including returns, warranty claims, or general inquiries—please contact us first before taking further action. We are committed to resolving your concern promptly.
  • Feedback Notice: If you are unsatisfied, we kindly ask that you allow us an opportunity to address the issue before leaving neutral or negative feedback.
  • Email Support: You can reach us at support@XKVracing.com.

Important Notice

Products on this site are intended for off-road, racing, or closed-course use where emissions laws apply. They are not represented as street legal, emissions-compliant, or legal for use on public roads unless explicitly stated.

Some products may remove, replace, relocate, disable, or alter emissions-related components, including but not limited to catalytic converters, EGR, DPF, SCR, DOC, O2 sensors, or related factory systems. Compatible tuning, calibration, or supporting modifications may be required to avoid engine codes or drivability issues.

Professional installation is recommended. Buyers are responsible for verifying product compatibility, local regulations, emissions requirements, and any required tuning or supporting modifications before purchase and installation.

Performance gains, sound changes, airflow improvements, temperature changes, fuel economy changes, fitment, and drivability results may vary. No specific performance gains are guaranteed.