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4L Q7 TDI Muffler Delete

Unleash a cleaner rear-end aesthetic and shed unnecessary chassis weight
10X Entries Into Our F80 M3 Sweepstakes
ECS
ECS
ES#:
5395816
Mfg#:
057471LA03 057471LA03
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4L Q7 TDI Muffler Delete

Starting at: $407.99
407.99
Starting at: $407.99
This product is lifetime replacement eligible
This product is backed by our
Lifetime Replacement Program! Read more here
Availability:
In Stock
Est. Ship Date:
on Sep 21, 2026
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ECS Upgraded Tips
Laser-Etched ECS Single Wall Tips
4940071 057471LA02
Availability:
In Stock
Est. Ship Date:
on Sep 21, 2026
This product is lifetime replacement eligible Lifetime Replacement
This product is backed by our
Lifetime Replacement Program! Read more here
101.99

Product Details

10X Entries Into Our F80 M3 Sweepstakes

Unleash a cleaner rear-end aesthetic and shed unnecessary chassis weight with the ECS Tuning 3" Stainless Steel Muffler Delete System. Designed specifically for the 4L Q7 TDI, this axle-back configuration replaces the bulky factory rear muffler section with smooth, free-flowing 304 stainless steel tubing running from the stock sleeve clamp location straight back to the rear Y-pipe split.

Crafted from premium mandrel-bent 304 stainless steel, this system delivers maximum structural longevity and modular versatility. Whether you are connecting to your existing factory exhaust or a performance setup, installation is simple: use the included adapter pipe to clamp directly to the original OEM front pipe, or remove the adapter to slip-fit directly to a 3" downpipe.

Achieving a flush, symmetrical rear stance is effortless thanks to integrated height-adjustable hangers that let you fine-tune tip height to eliminate uneven bumper gaps. Maintain a understated factory look by retaining your original OEM exhaust tips, or elevate your rear styling with our available ECS Tips featuring a precision laser-etched ECS logo.

KIT CONTENTS

  • 3.0" 304SS Rear Y-Pipe / Muffler Delete Section

  • OEM Front Pipe Adapter Sleeve 

  • Heavy-Duty Stainless Steel Band Clamps
  • OEM Tip Adapters
  • Height-Adjustable Exhaust Hanger Hardware
  • (Optional) ECS Laser-Etched Exhaust Tips

PRODUCT DEVELOPMENT

Our ECS Tuning 4L Q7 TDI Muffler Delete was designed, engineered, tested and quality inspected by our Research and Development team in our Wadsworth, Ohio facility. We strive for the highest level of precision and quality through leading-edge product development technology including FARO laser scanning for reverse engineering and quality inspection, SolidWorks 3D CAD modeling, rapid prototyping utilizing our in-house 3D printer, and rigorous long term product testing.

Cross Reference
  • 7L8253609L
  • 4L0253682A
  • 4L0253681A
  • 7L8253609AL
  • 4L0253682AE
  • 4L0253681AE

This Part Fits the Following Vehicles

Make Model Submodel Engine Special Fitment Notes
Audi Q7 All TDI Use vehicle selector to confirm fitment
*The above product applications have been written by ECS Tuning. All warranties, product application, fitment, and performance are the responsibility of ECS Tuning. For additional information see the terms of use.
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