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CTS Turbo Audi S4 Cat-Back Exhaust (10-16 S4)

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$1,189.99
$1,599.99
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SKU: 106264
MPN: CTS-EXH-CB-0015

Product Details

Description

The CTS Turbo B8 S4 catback exhaust system is hand tig welded using the finest T304 stainless steel.

Each CTS B8 S4 catback is:

  • 100% tig welded
  • Constructed using T304 Seamless Stainless Steel,
  • Includes installation hardware, stainless steel clamps.  

Lesser products can be had without stainless steel construction, or with seamed stainless steel, which can crack and decay over time. 

NOTE: Starting in 2012, Audi started to use a SoundAktor system.


1) A speaker by the base of the windshield. This speaker is activated in Dynamic mode. This speaker produces a fake intake sound.

2) Sounds from the stereo system. These sounds are to produce a sporty exhaust note and are on all the time, regardless of selected MMI mode.

To disable the SoundAktor, you must remove fuse number 5 on block A of the driver-side fuse box. This will disable the system without causing a check engine light or any faults. This fuse is labeled "Sound actuator/exhaust sound tuning" on the owner's manual. CONSULT YOUR MANUAL FOR FUSE LOCATION.

When installing our performance exhaust system on cars equipped with SoundAktor, we highly recommend removing this fuse or disabling the SoundAktor via VAGCOM.

Product Features

  • True Stainless steel catback exhaust
  • Aggressive sound under hard driving, but subtle when cruising
  • CNC mandrel bent stainless steel piping
  • Polished stainless steel exhaust tubing
  • 3" stainless steel exhaust tips

warranty

  • 1 year manufacturer defect warranty on CTS products only (excl. turbochargers).
  • 6 months manufacturer defect warranty on CTS brand turbochargers.
  • No warranty on ANY electrical or fuelling components.

CTS Turbo Warranty Information

Fitment Guide

Does this fit my vehicle?

Fitment Guide
Start Year End Year Make Model Submodel Cyl Lit Fuel FuelDel ASP EngDesg Notes
2010 2016 AUDI S4 BASE
PREMIUM PLUS
PRESTIGE
V6 3.0 GAS FI S ALL  

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Customer Reviews

3 / 5 Avg. Rating
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  • It’s alright

    It looks good but the fitment was kind of iffy. Pipes not aligning very well so it took a long time to get decent. Wasn’t able to use the little brace it comes with to connect the two pipes on the back because it didn’t line up at all. Expected much better fitment for the price. Low RPM it sounds deep but high RPM it sounds pretty quiet. I think I’ll also be ordering non res downpipes to get more sound out of it.

    Mateusz Wnetkowski
  • Poor fit, looks and sounds good

    For $1200, you would expect some pipes to fit together better... the welds and mufflers look great, but it took hours to get the mufflers aligned, and yes, I've done this before. Good deep sound, not loud which is what I wanted.

    Jason Cooper
  • love the rumble of this exhaust on my S4. really opens it up

    Dave