# Title: Titanium Valved Catback Exhaust System for Audi RS4 RS5 B9 B9.5 2.9T


## Description: Upgrade sound, performance, and weight reduction on your Audi RS4 or RS5 2.9T with the STRATEC Titanium Valved Cat-Back Exhaust System. Engineered for enthusiasts who demand premium materials and adjustable sound control, this system delivers an aggressive, motorsport-inspired exhaust tone when valves are open and refined, quiet operation when closed. Constructed from high-grade lightweight titanium, this cat-back exhaust offers significant weight savings over stainless steel while providing excellent heat resistance and long-term durability. The valved muffler design allows on-demand sound adjustment, making it ideal for both daily driving and spirited performance use. Key Features Fits Audi RS4 & RS5 B9 / B9.5 2.9T Full titanium construction for extreme weight reduction Valved cat-back exhaust system with adjustable sound modes Aggressive, high-energy exhaust tone with valves open Quiet, refined sound with valves closed Improves exhaust flow and throttle response Precision TIG-welded for strength and premium finish Direct bolt-on installation using factory mounting points Sound Modes Valves Open: Loud, sharp, and performance-focused exhaust note Valves Closed: Refined, OEM-like tone for daily driving


## Product type: Vehicle Parts & Accessories


## Vendor: Bull Boost Performance


## Tags: Bull Boost Performance, Shopify Collective


## Price range: 2799.95 - 2799.95 USD


## Link: https://shop.water-services.us/products/titanium-valved-catback-exhaust-system-for-audi-rs4-rs5-b9-b9-5-2-9t


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## Variants

- Default Title, SKU: 721814382631, Available: no, Inventory: 0, Delivery profile: Shopify Collective


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