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Armytrix Porsche 981 Cayman S/GTS/GT4 (2012-2016) valvetronic exhaust system
£3,575.00
Unleash a deeper, more aggressive tone and unlock the full character of your naturally aspirated flat-six with the ARMYTRIX Valvetronic Exhaust System for the Porsche 981 Cayman series (2012–2016). Precision-engineered for Cayman / S / GTS / GT4 models, this dual-tip system transforms the 981 driving experience with dynamic acoustics, real-time valve control, and optimized exhaust flow for increased performance.
Designed for drivers who demand more—from sound, control, and response.
Fitment:
Model: Porsche 981 Cayman
Variants: Cayman / Cayman S / Cayman GTS / Cayman GT4
Years: 2012–2016
Engine Options: 2.7L / 3.4L / 3.8L Flat-6
Drive Orientation: Left-Hand Drive & Right-Hand Drive supported
Exhaust Configuration: Dual Tip system
Control System: ARMYTRIX OBDII Control Module required
Factory Exhaust Control: Remains functional if vehicle is equipped with OEM valve system
Performance Features:
Main Pipe Diameter: Dual 2.5” Mandrel-Bent Tubing
Improves exhaust velocity and reduces backpressure for sharper throttle response and more responsive acceleration
Dual 3.5” Exhaust Tips:
Two high-performance tips (available in various finishes) deliver a bold, aggressive visual and acoustic statement
Exclusive CEL Suppression Technology:
Built-in catalytic converter and OPF-related fault-code clearing mechanism minimizes the chance of Check Engine Lights (CEL), even when emissions components are modified or removed
Valvetronic Control via OBDII:
Take command of your exhaust tone with three selectable modes:
Quiet Mode: Valves closed – subtle, refined tone for daily driving
Race Mode: Valves open – full-bodied, high-performance sound with naturally aspirated roar
Auto Mode: Adaptive behavior based on throttle input and engine load
Wireless Remote + Smartphone App:
Effortless valve control using the included remote or the ARMYTRIX mobile app (iOS/Android)
Plug-n-Play Installation:
OBDII-based control module streamlines installation and reduces setup time by up to 30% over traditional wired systems
Direct Bolt-On Fitment:
No cutting or fabrication required. System uses OEM mounting points for straightforward, professional-grade installation
What’s Included:
ARMYTRIX Valvetronic Exhaust System (Cat-Back / Dual-Tip Version)
Dual 3.5” 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:
Compatible with 2012–2016 Porsche 981 Cayman models
Designed for Cayman / Cayman S / GTS / GT4 with dual-tip rear bumper
Supports LHD and RHD configurations
Retains OEM exhaust button functionality (if equipped)
Professional installation recommended for optimal performance and reliability
More Than an Exhaust – It’s the Soul of Your 981
With the ARMYTRIX Valvetronic Exhaust System, your Porsche 981 doesn’t just drive better—it sounds and feels like the purpose-built machine it was meant to be. From weekend runs to daily commutes, this system delivers control, character, and the unmistakable voice of a true sports car.
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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.