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Audi TTRS MK3 Valved Sport Exhaust System
Audi TTRS MK3 Valved Sport Exhaust System
Audi TTRS MK3 Valved Sport Exhaust System
Audi TTRS MK3 Valved Sport Exhaust System
Audi TTRS MK3 Valved Sport Exhaust System
Audi TTRS MK3 Valved Sport Exhaust System
Audi TTRS MK3 Valved Sport Exhaust System
Audi TTRS MK3 Valved Sport Exhaust System
Audi TTRS MK3 Valved Sport Exhaust System
Audi TTRS MK3 Valved Sport Exhaust System
Audi TTRS MK3 Valved Sport Exhaust System
Audi TTRS MK3 Valved Sport Exhaust System
Audi TTRS MK3 Valved Sport Exhaust System
Audi TTRS MK3 Valved Sport Exhaust System
Audi TTRS MK3 Valved Sport Exhaust System
Audi TTRS MK3 Valved Sport Exhaust System
Audi TTRS MK3 Valved Sport Exhaust System
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Audi TTRS MK3 Valved Sport Exhaust System

Valvetronic Designs
AUD.MK3.VSES.BR
In stock
$2,499.99 $3,499.99
Audi TTRS (Mk3) Valved Cat-Back Exhaust System 3" T304 Stainless Steel with OEM-Style Electronic Valve Control Overview The five-cylinder soundtrack is iconic—the factory cat-back just keeps it on too short a leash. The Valvetronic Designs Valved Cat-Back for the Mk3 TTRS increases system diameter to 3 inches for significantly improved flow and a sharper, more characterful note without sacrificing daily comfort. At the heart of the design is our rear Y-section: straight-through when valves are open for maximum presence, and routed through a quad-chamber center muffler when closed for quiet, refined cruising. The dream exhaust for Audi’s modern 5-cylinder is here. Why It Works 3" Free-Flow Architecture: Reduces back pressure and unlocks response through the rev range. Dual-Path Rear Y-Section: Straight-through (open) or muffled (closed) for two distinct personalities. System Tuning as a Whole: Designed as a cohesive cat-back for consistent tone and perfect fit. Sound & Control Valves Open: Uninterrupted flow to the tips—crisp, aggressive 5-cylinder character. Valves Closed: Gas passes through the quad-chamber center muffler—significantly reduced volume, highway-friendly. OEM Integration: Uses OEM-style electronically actuated valves; compatible with OEM Audi valve control. Construction & Quality Material: T304 stainless steel throughout. Craftsmanship: Precision TIG welds and fully mandrel-bent tubing. Weight...
Audi TTRS MK3 Valved Sport Exhaust System
Brushed Finish / (2) Black (OEM STYLE) - $2,499.99
Product Details

Everything You Need To Know

Review product information, shipping and returns, and price-match details before you order.

Product Info

Audi TTRS (Mk3) Valved Cat-Back Exhaust System

3" T304 Stainless Steel with OEM-Style Electronic Valve Control

Overview

The five-cylinder soundtrack is iconic—the factory cat-back just keeps it on too short a leash. The Valvetronic Designs Valved Cat-Back for the Mk3 TTRS increases system diameter to 3 inches for significantly improved flow and a sharper, more characterful note without sacrificing daily comfort.

At the heart of the design is our rear Y-section: straight-through when valves are open for maximum presence, and routed through a quad-chamber center muffler when closed for quiet, refined cruising. The dream exhaust for Audi’s modern 5-cylinder is here.

Why It Works

  • 3" Free-Flow Architecture: Reduces back pressure and unlocks response through the rev range.

  • Dual-Path Rear Y-Section: Straight-through (open) or muffled (closed) for two distinct personalities.

  • System Tuning as a Whole: Designed as a cohesive cat-back for consistent tone and perfect fit.

Sound & Control

  • Valves Open: Uninterrupted flow to the tips—crisp, aggressive 5-cylinder character.

  • Valves Closed: Gas passes through the quad-chamber center muffler—significantly reduced volume, highway-friendly.

  • OEM Integration: Uses OEM-style electronically actuated valves; compatible with OEM Audi valve control.

Construction & Quality

  • Material: T304 stainless steel throughout.

  • Craftsmanship: Precision TIG welds and fully mandrel-bent tubing.

  • Weight Savings: 14.8 lb lighter than the factory exhaust.

  • Finish & Tips: Premium tips engineered to complement the TTRS rear bumper.

Fitment

  • 2017–2020 Audi TTRS (Mk3 / 8S)

Installation Notes

  • Direct bolt-on cat-back; no permanent modifications required.

  • 100% reversible—return to stock at any time.

What’s Included

  • 3" T304 stainless steel valved cat-back system

  • Quad-chamber center muffler

  • OEM-style electronic valves

  • All required clamps and hardware

Specifications

  • Tubing Diameter: 3" from front to rear

  • Material: T304 stainless steel

  • Valves: OEM-style electronic actuation (compatible with OEM control)

  • Weight Savings: 14.8 lb vs. OEM

  • Design: Dual-path rear Y-section; quad-chamber muffler (valves closed)

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In Stock Items:
In stock items typically ship within 1-3 business days. Most items arrive within 2 business days, but there are situations where it may take up to 5 business days.

Special Order Items:
Special order and out of stock items are product-specific and lead times can vary. Please e-mail us if you are looking for an ETA / Lead Time on a specific product. Special order orders are subject to cancellation if the vendor cannot provide any ETA.

Returns Policy

To start the return process, please e-mail sales@allianceracing.com

Include the following:
Subject "Return for Order#"
Order Number
Part Number
Reason

Returns are eligible for up to 14 days from delivery of items. Accepted refunds can take up to 7-10 business days to process. All refunds are subject to a 25% restocking fee, if opened. Customer may be responsible for return shipping. If 14 days have gone by since your item was delivered, unfortunately we can’t guarantee you a refund or exchange. We reserve the right to deny any return request, based on provided information.

Alliance Racing is not responsible for ensuring part fitment. It is the responsibility of the purchaser to ensure the parts being ordered are the correct fitment for the vehicle intended. Alliance Racing will not accept any returns for incorrect fitment after product is opened.

To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.

Shipping

To return your product, mail your product to:
Alliance Racing LLC
8810 Twin Lakes Blvd
Tampa, FL 33614

In many cases, you will be responsible for shipping costs to return your item. Shipping costs are non-refundable. If you receive a refund, the cost of shipping will be deducted from your refund.

Depending on your location, the time it may take for your exchanged product to reach you may vary.

If you are shipping an item over $100, you should consider using a trackable shipping service and/or purchasing Shipping Insurance.

To initiate a price match, please e-mail sales@allianceracing.com with the product information (SKU, URL, & Part Name) and a link to the competitors product page for us to validate the price match eligibility.

Please note that there are cases when we cannot offer a price match, but we will do everything in our power to try to match it. Some manufacturers have Pricing Policies that we have to adhere to.

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