Valvetronic Valved Sport Exhaust System for Porsche 911 Carrera / S / GTS (991.1)
Porsche 911 Carrera / S / GTS (991.1) – Valved Exhaust System
Rich F1 Sound • Lightweight Construction • OEM-Style Valve Control
Overview
Welcome to the Valvetronic Designs Catback Exhaust System for the Porsche 991 platform. Engineered from the ground up, this system is built to deliver a truly rich F1-inspired sound while maintaining comfort and refinement when cruising with the valves closed. Featuring a large center X-pipe, the system creates a smooth exhaust flow, balancing aggression with sophistication for the perfect 991 soundtrack.
Sound Dynamics
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Valves Open – Exhaust gases flow with minimal restriction, unleashing a sharp, high-pitched F1-style sound that transforms your Porsche into a motorsport machine.
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Valves Closed – Sound is tamed significantly, reducing unwanted cabin frequencies and creating a calm, refined experience for daily driving.
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The system strikes the perfect balance between raw emotion and everyday usability, offering maximum enjoyment without compromise.
Features
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Available in Anodized Gold T304 Stainless Steel or Blue Burnt Titanium
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Vacuum-actuated exhaust valves with controller for OEM-like operation
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Standalone valve control option for vehicles without factory valves
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21.8 lbs lighter than the factory exhaust (T304 Stainless version)
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Fully mandrel-bent piping for maximum exhaust flow
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Precision TIG welds for strength and durability
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100% reversible – always able to return to stock configuration
Fitment
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2012 – 2016 Porsche Carrera / Carrera S / Carrera GTS
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2014 – 2016 Porsche Targa 4 / Targa 4S / Targa 4 GTS
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Also fits convertible models