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CTS Resonator Delete Kit – B9/B9.5 Audi A4/A5/Allroad
CTS Resonator Delete Kit – B9/B9.5 Audi A4/A5/Allroad
CTS Resonator Delete Kit – B9/B9.5 Audi A4/A5/Allroad
CTS Resonator Delete Kit – B9/B9.5 Audi A4/A5/Allroad
CTS Resonator Delete Kit – B9/B9.5 Audi A4/A5/Allroad
CTS Resonator Delete Kit – B9/B9.5 Audi A4/A5/Allroad

CTS Resonator Delete Kit – B9/B9.5 Audi A4/A5/Allroad

CTS TURBO
Availability:
5+ in stock, ready to be shipped

Ships in 3–5 business days

SKU CTS-EXH-TP-0011
$179.99 - $179.99
$179.99
$179.99 - $179.99
$179.99
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CTS is proud to announce our resonator delete kit for the B9+ Audi A4/A5/Allroad platform. Installing this part allows for a subtle exhaust sound increase on your factory exhaust system without introducing any drone or unpleasant noises. Will not cause CEL (check engine light). Features:
  • Replaces the factory resonator on stock front resonator pipe with our high flow section.
  • Adds a nice deep exhaust note without the need for replacing the entire exhaust system.
  • Increase exhaust sound without adding drone.
  • Made from durable T304 Stainless Steel.
  • Stainless steel exhaust band clamp.
  • Installs quickly using simple hand tools.
  • Completely reversible install.
  • Compatible with factory front resonator pipe only.
Fitment (FWD and Quattro models):
  • 2017 - Current B9/B9.5 Audi A4  (2.0T)
  • 2017 - Current B9/B9.5 Audi Allroad  (2.0T)
  • 2018 - Current B9/B9.5 Audi A5 (2.0T)

This part also goes by the following cross reference.

Cross Reference Part Number:

Fits These Vehicles 4 applications
A4
Make Model Engine Years
AUDI A4 2017–2023
AUDI A4 (B9) 2017–2023
A5
Make Model Engine Years
AUDI A5 2017–2021
AUDI A5 (B9) 2017–2021

Fitment data last updated: 2026-09-14

Fits 4 vehicle applications Check vehicle fitment before ordering View fitment

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