Valvetronic Valved Sport Exhaust System for Porsche 718 GT4RS/Spyder RS
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×Direct Ship
This product ships directly from Valvetronic Designs.
If Valvetronic Designs does not have the product in stock, we will notify you with an ETA before finalizing your order.
OE, OEM and Genuine Parts Explained
×OE Or OEM
OE, shorthand for Original Equipment, parts are the same as what was originally installed on your car and what you'd buy at the dealership parts counter, but with the dealer logos removed by the manufacturer (they will be stamped with the OE's name and logo instead).
OEM, Original Equipment Manufacturer, parts are produced by a manufacturer that supplies OE parts to vehicle manufacturers. Because they are produced side-by-side with OE parts, OEM parts are held to strict quality standards and quality control.
Genuine Or Aftermarket
Genuine parts are sourced directly from the vehicle manufacturer and at a higher cost compared to OE and OEM parts. These are the same parts found on your vehicle, and what you'd buy at your dealership's parts counter.
Aftermarket parts are non-factory parts and accessories that are used to repair or maintain a vehicle. These parts may be produced by a manufacturer that supplies OE parts to a vehicle manufacturer, but not always. Aftermarket parts are not original to the car and are often built with affordability in mind. They may also be the only available option for discontinued Genuine parts.
Porsche GT4 RS – Titanium Valved Exhaust System
Lightweight Titanium • OEM Valve Integration • Race-Inspired Sound
Overview
For a car as special as the Porsche GT4 RS, only the best will do. The Valvetronic Titanium Valved Exhaust System is engineered to amplify everything that makes the GT4 RS exceptional—its raw motorsport spirit, lightweight engineering, and aggressive styling—while unlocking the exhaust note it truly deserves.
Constructed entirely from Grade 5 titanium, this system offers a dramatic weight reduction and unparalleled durability. Every component has been precision TIG welded and designed for seamless OEM-level fitment.
Sound Dynamics
We know every GT4 RS owner has their own taste in sound—so this system is offered in three unique configurations:
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Over-Axle Pipes Only – Adds volume and sharpens tone.
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Rear Section Only – Features a large cross-section X-pipe for refined, exotic sound quality.
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Full System – The ultimate choice for those seeking both sound and performance—volume from the over-axle pipes combined with tone and character from the rear section.
With valves closed, the system keeps things refined for daily driving and neighborhood-friendly manners. With valves open, your GT4 RS transforms into a howling motorsport machine, delivering the most intoxicating sound experience possible.
Features
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Constructed from Grade 5 Titanium
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Vacuum-actuated exhaust valves with controller for factory-like operation
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11.8 lbs lighter than the factory exhaust
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Precision TIG welds for maximum strength
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100% reversible, allowing you to return to stock anytime
⚠️ Note: 2020+ models will require reusing OEM valve control.
Fitment
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Porsche 718 Cayman GT4 RS (2022+)