• Milltek Non-Resonated Cat-Back Exhaust | Audi B9 S5 Coupe - Cerakote Black Tips
  • Milltek Non-Resonated Cat-Back Exhaust | Audi B9 S5 Coupe - Cerakote Black Tips

Milltek Non-Resonated Cat-Back Exhaust | Audi B9 S5 Coupe - Cerakote Black Tips

$3,506.39
$3,506.39
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Direct factory-fit performance cat-back exhaust system for the Audi B9 S5 3.0 V6 Turbo Coupe and Cabriolet (non-Sport Diff models). The Milltek 2.50" non-resonated design delivers engineered tone with full-throttle character and measurable exhaust flow improvement over OEM.

Hand-finished T304L stainless steel construction with mandrel-bent tubing and CNC-formed collector. Quad GT-100 gloss black exit trims. Direct OEM hanger compatibility-no modification required. Uses factory mounting points for seamless integration.

Fitment

  • Audi B9 S5 3.0L V6 Turbo Coupe (2017-2024)
  • Audi B9 S5 3.0L V6 Turbo Cabriolet (2017-2024)
  • Non-Sport Differential models only

Specifications

  • Pipe diameter: 2.50" (63.50mm) mandrel-bent
  • Material: T304L stainless steel
  • Design: Non-resonated for open-throttle tone
  • Trims: Quad GT-100 gloss black
  • Installation: Cat-back (OEM downpipe and cats retained)

OEM+ fitment with precision engineering-the difference between off-the-shelf and hand-finished.

Designed and manufactured in the UK with 40+ years of performance exhaust heritage. Tested at the Nurburgring.

Milltek Non-Resonated Cat-Back Exhaust | Audi B9 S5 Coupe - Cerakote Black Tips

$3,506.39

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    Really pleased with the quality for the price. The product felt premium, worked perfectly out of the box, and was well packaged.

    Jamie Carter
    Manchester, England

Can I return a part after it has been installed?

Generally, installed or used performance parts cannot be returned. We strongly recommend verifying vehicle fitment and inspecting the product before installation.

Can I cancel my order after it has been placed?

We begin processing orders as quickly as possible. If you need to cancel, contact us immediately. Once an order has entered fulfillment, been submitted to a supplier, or shipped, cancellation may no longer be possible.

Will this part fit my vehicle?

Fitment varies by year, make, model, trim, engine, and drivetrain. Use our vehicle fitment information to confirm compatibility. If you're unsure, contact us with your VIN and we'll help verify fitment before you order.

How do I know if this is the right upgrade for my build?

Not every upgrade makes sense for every vehicle or build. Tell us your vehicle, current modifications, and performance goals, and we'll help determine whether this product is a good fit.

Are the products you sell authentic?

Yes. We source products through established manufacturers and authorized distribution channels. We do not sell counterfeit or imitation performance parts.

Is professional installation recommended?

For most performance components, yes. Proper installation is critical for fitment, reliability, and performance. Some products may also require specialized tools, programming, tuning, or additional supporting modifications.