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Milltek Sport

Cat Back Non-Resonated Exhaust System

$3,333.99 $1,527.69 Save $1,806.30

SKU: SSXAU365

In Stock
In Stock
Ships by Sep 12
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The Milltek Sport Cat Back exhaust system is designed for the Audi RS6 C7 4.0 TFSI biturbo quattro, including the Performance Edition from 2013 to 2018. This non-resonated system provides a complete sound upgrade and improves flow and power. Replacing everything from the catalytic converter back, it offers a deeper, more aggressive tone and enhances throttle response.
Show original supplier description
The Milltek Sport Cat Back exhaust system, model SSXAU365, is engineered to deliver an enhanced driving experience for the Audi RS6 C7 4.0 TFSI biturbo quattro, including the Performance Edition, model years 2013 to 2018. Constructed from T304L stainless steel, known for its durability and resistance to degradation and discoloration, this exhaust system is built to last. The pipe diameter measures 2.75 inches (69.85mm), and the system does not require any cutting for installation, which is estimated to take between 3.00 to 4.00 hours. This cat-back exhaust system is compatible with the following Audi RS7 models: 2014, 2015, 2016 (Base and Performance), 2017 (Base and Performance), and 2018 (Base and Performance). All listed configurations are Automatic AWD Hatchback with a 4.0L V8 engine.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandMilltek Sport
Part NumberSSXAU365
CategoryExhaust

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

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