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Armytrix Porsche 718 Cayman GT4 RS / Spyder RS 2022- valvetronic exhaust system
£4,042.50
Unleash the true voice of Porsche’s most track-focused 718 with the ARMYTRIX Valvetronic Exhaust System for the Cayman GT4 RS and Spyder RS (2022–Present). Built to amplify the visceral character of the 4.0L naturally aspirated flat-six, this system delivers uncompromising performance, motorsport-grade sound, and intelligent valve control in a direct bolt-on package.
Engineered for RS-level performance and sound—on the street or at the track.
Fitment:
Models: Porsche 718 Cayman GT4 RS / Porsche 718 Spyder RS
Years: 2022–Present
Engine: 4.0L Naturally Aspirated Flat-6
OPF Compatibility: Designed for both OPF and Non-OPF models
Drive Orientation: Left-Hand Drive & Right-Hand Drive supported
Control System: ARMYTRIX OBDII Control Module required
Factory Exhaust Control: Remains functional if the vehicle is equipped
Performance Features:
Main Pipe Diameter: Dual 2.4” Mandrel-Bent Tubing
Delivers increased exhaust velocity and reduces backpressure to maximize the high-revving characteristics of the RS-spec 4.0L engine
Dual 4.5” Performance Exhaust Tips:
Oversized motorsport-inspired tips make a bold visual statement while producing a rich, race-ready exhaust note (available in multiple finishes)
Exclusive CEL Suppression Technology:
Integrated catalytic converter and OPF fault-code clearing mechanism minimizes the chance of Check Engine Lights (CEL), even when emissions components are modified or removed
Valvetronic Control via OBDII:
Three intelligent modes give you full control over your exhaust sound:
Quiet Mode: Valves closed – ideal for early mornings, neighborhood drives, or long-distance cruising
Race Mode: Valves open – unleashes the aggressive, high-frequency tone of the GT4 RS at full volume
Auto Mode: Automatically adjusts valve position based on engine RPM and throttle input
Wireless Remote + Smartphone App:
Instant access to valve control via the included remote or ARMYTRIX mobile app (iOS/Android)
Plug-n-Play Installation:
OBDII-based valve module streamlines setup and reduces install time by up to 30% compared to conventional cable-operated systems
Direct Bolt-On Fitment:
No cutting or welding required. Uses OEM mounting points for seamless integration
What’s Included:
ARMYTRIX Valvetronic Exhaust System (Cat-Back / Dual-Tip Version)
Dual 4.5” Signature Exhaust Tips (Chrome, Matte Black, Burnt Blue, etc.)
Wireless Remote Control Kit
OBDII Plug-and-Play Valve Control Module
Complete Mounting Hardware
Digital Installation Instructions
System Compatibility Notes:
Fits 2022–Present Porsche 718 Cayman GT4 RS and Spyder RS
Compatible with both OPF and Non-OPF variants
Supports LHD and RHD vehicles
Retains OEM exhaust button functionality (if equipped)
Full system with ARMYTRIX sport cat headers is recommended for optimal exhaust tone and performance
Professional installation recommended for best results
Engineered for Precision. Tuned for Emotion.
The ARMYTRIX Valvetronic Exhaust System for the 718 GT4 RS and Spyder RS is more than just an upgrade—it's a transformation. With motorsport-inspired tone, intelligent control, and proven performance gains, this system delivers the sound and experience the RS badge deserves.
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PLEASE BE AWARE: Sports cats can NOT legally be installed on a vehicle for use on a public road that was manufactured after 1st March 2001 unless type ECE 103R approved - this can be identified in either the product description and/or in the Technical Information section listed. If you have any doubt on this approval, please contact us immediately for confirmation. Fitting a De-Cat/Cat Bypass, DPF delete/bypass or GPF delete/bypass to a vehicle that is to be used on UK roads will cause the vehicle to fail the MOT emissions test, therefore rendering it unroadworthy and illegal to be used on the road. Therefore, any such products are strictly sold as off-road or motorsport use only and NOT for road use. The vehicle should be transported from place to place via a trailer, flatbed or other recovery means.