

Unlock the full potential of your Audi S4 B8/B8.5 (2010-2016) or Audi S5 B8.5 (2013-2017) with the Valved Cat-Back Exhaust System, available in Stainless Steel or Titanium. Engineered for the 3.0T Supercharged engine, this system combines enhanced performance with an aggressive, sporty sound. With its valved design, you can easily switch between a refined tone for daily driving and a bold, aggressive roar for spirited sessions, offering the best of both worlds.
Built with premium materials, this exhaust system provides reduced backpressure, improved throttle response, and long-lasting durability. The valved functionality integrates seamlessly with your vehicle’s factory driving modes for effortless control.
Features:
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Material Options:
- Stainless Steel: Durable and cost-effective with excellent corrosion resistance.
- Titanium: Lightweight and heat-resistant for improved performance and a unique tone.
- Valved Design: Switch between quiet and aggressive sound profiles to match your driving mood.
- Enhanced Performance: Increases exhaust flow, reduces backpressure, and boosts throttle response.
- Premium Construction: Precision-engineered for durability and optimal flow dynamics.
- Perfect Fitment: Designed specifically for the 3.0T Supercharged engines in S4 B8/B8.5 and S5 B8.5 models, ensuring easy installation.
Fitment:
- Audi S4 B8 (2010-2012)
- Audi S4 B8.5 (2013-2016)
- Audi S5 B8.5 (2013-2017)
Includes:
- Complete Valved Cat-Back Exhaust System
- 1x Electronic Valve Controller/Remote and Supporting Hardware
- Necessary Installation Hardware
Why Upgrade?
Take your driving experience to the next level with this Valved Cat-Back Exhaust System, offering improved performance, reduced weight (with the titanium variant), and a dynamic sound that adapts to your driving style. Enhance both the sound and performance of your Audi with this high-quality exhaust upgrade.
Order now to experience the ultimate fusion of sound, performance, and craftsmanship!
Shipping Information for Performance Parts
We proudly ship parts worldwide! All orders are processed Monday through Friday. Please allow 1-3 business days for order processing before shipment. We do not ship on weekends or public holidays.
Estimated Shipping Times: | |
U.S. & Canada: | 7-10 business days |
International: | 10-30 business days (varies by location and customs processing) |
Larger or Oversized Items: | May take longer due to handling, packaging, and freight requirements |
Shipping times may be affected by product availability, high demand, holidays, or unforeseen circumstances. For order updates, contact us at info@eguysperformance.com or DM us on Instagram @eguysperformance with your order number.
Shipping Rates: | Calculated at checkout based on location and order weight |
Customs & Import Taxes: | International orders may incur fees, duties, and taxes determined by local customs offices. These charges are the buyer’s responsibility. We are not liable for customs delays. |
What Does the E Guys Performance Lifetime Warranty Cover?
Our Lifetime Warranty is designed to give you peace of mind. Here’s what’s included:
Available to the Original Purchaser: | This warranty applies exclusively to the original purchaser of the product. Coverage is valid for purchases made directly from E Guys Performance or through an authorized dealer. |
Manufacturer Defects: | We cover defects in materials or workmanship. If a product fails due to a manufacturing issue, we will repair or replace it at no cost. |
Shipping Costs for Warranty Claims: | We cover shipping costs for replacement parts on approved warranty claims, so you won’t incur additional fees. |
What Isn’t Covered?
Improper Use or Installation: | Damage from incorrect installation, misuse, accidents, or normal wear and tear is not covered. |
Modifications: | Any modifications made to the product will void the warranty. |
Intended Use: | Products must be used as intended for the warranty to remain valid. |