Armytrix Porsche 911 Carrera 991.2 (2016-2019) Quad tips valvetronic exhaust
Unleash a deeper, more aggressive sound and unlock the full power of your 3.0L twin-turbo flat-six with the ARMYTRIX Valvetronic Exhaust System for the Porsche 911 Carrera 991.2 (2016–2019). Precision-built for Carrera / 4 / S / 4S / GTS models, this quad-tip system transforms your driving experience with track-inspired acoustics, real-time valve control, and optimized exhaust flow.
Designed for drivers who demand more—from sound, performance, and control.
Fitment:
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Model: Porsche 911 Carrera 991.2
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Variants: Carrera / Carrera 4 / Carrera S / Carrera 4S / Carrera GTS
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Years: 2016–2019
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Engine: 3.0L Twin-Turbo Flat-6
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Body Styles: Coupé / Cabriolet / Targa
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Drive Orientation: Left-Hand Drive & Right-Hand Drive supported
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Exhaust Configuration: Quad Tip version
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Control System: ARMYTRIX OBDII Control Module required
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Factory Exhaust Control: Remains functional if vehicle is equipped with OEM system
Performance Features:
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Main Pipe Diameter: Dual 2.5” Mandrel-Bent Tubing
Increases turbo efficiency and reduces backpressure for sharper throttle response -
Quad 3.5” Tips:
Four precision-crafted performance tips (available in multiple finishes) for a bold, race-ready look and commanding exhaust note -
Exclusive CEL Suppression Technology:
Built-in catalytic converter and OPF fault-code clearing mechanism helps reduce the chance of Check Engine Lights (CEL), even with emissions components modified or removed -
Valvetronic Control via OBDII:
Take full control of your sound profile with three intelligent modes:-
Quiet Mode: Valves closed – subtle tone for city or early-morning drives
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Race Mode: Valves open – raw turbocharged sound with pops and burbles
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Auto Mode: Adaptive control based on RPM and throttle positio
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Wireless Remote + Smartphone App:
Instant access to valve control from the included wireless remote or the ARMYTRIX mobile app (iOS/Android) -
Plug-n-Play Installation:
OBDII-based module simplifies installation and reduces setup time by up to 30% compared to traditional wired systems -
Direct Bolt-On Design:
No modifications needed. Uses OEM mounting points and components
What’s Included:
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ARMYTRIX Valvetronic Exhaust System (Cat-Back / Quad-Tip Version)
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Quad 3.5” Signature Exhaust Tips (Choose Chrome, Matte Black, Burnt Blue, etc.)
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Wireless Remote Control Kit
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OBDII Plug-and-Play Valve Control Module
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Mounting Hardware + Digital Installation Instructions
System Compatibility Notes:
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Compatible with 2016–2019 Porsche 911 Carrera 991.2
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Designed for Carrera / 4 / S / 4S / GTS trims with quad-tip rear bumper
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Works with Coupé, Cabriolet, and Targa body styles
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LHD and RHD configurations supported
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Retains OEM exhaust button function (if equipped)
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Professional installation is recommended for optimal fit and functionality
More Than an Exhaust – It’s a Statement
With the ARMYTRIX Valvetronic Quad-Tip Exhaust, your 991.2 doesn’t just drive better—it sounds like the supercar it was meant to be. Engineered for power, designed for control, and tuned for emotion, this system redefines how a Porsche should sound and feel.
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T&C's
T&C's
All purchases on this website our subject to our Terms and Conditions. Please ensure you have read and understood these before making a purchase. If you have any questions, please feel free to contact us and we will endeavour to answer any questions you may have.
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.
Stock Availability
Stock Availability
Due to the high volume of custom orders and special requests we receive daily, it’s not always possible to have every item readily available in our warehouse at all times. While we strive to maintain stock for popular products, some items may require additional processing time. If you need a product urgently, we highly recommend reaching out to our sales team here before placing your order to confirm availability and estimated delivery times.
Please Note:
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Delivery & Returns
Delivery & Returns
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Akrapovic Products Lead Time
Please note that for Akrapovic products, there may be a lead time of up to 10 working days depending on current stock levels. Our team will inform you promptly if your order falls within this category and provide you with an estimated delivery date.
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For information regarding Returns, please refer to our T&C's.
Email: Store@avontuning.co.uk
Phone: 01454 800 117
Online we currently accept payment from the methods listed above including a wide range of finance options.
Finance Options
In order to get the kit you want, when you need it, without ruining the family finances we offer a highly flexible range of finance options to help you get the best products on your vehicle now rather than at the end of the season when you've saved up the cash to make the purchase. There are even interest free options which effectively spread the cost without costing you any extra.
Avon Tuning Limited is an Introducer Appointed Representative of Social Money Limited t/a Payl8r who is authorised by the FCA under Ref. Number 675283. Credit is subject to creditworthiness and affordability assessments. Missed payments may affect your credit file, future borrowing and incur fees.
What Our Customers Are Saying
Mark W.
“Thanks to James and Marcus at Avon Tuning for arranging and fitting a Quicksilver exhaust to my new Defender V8. Everything went like clockwork and it sounds awesome”
Paris C.
"Would highly recommend Avon Tuning. They're extremely knowledgeable, outstanding customer service - we even had a lovely courtesy car for the few hours they had ours. You're in good hands with Avon Tuning!"
Richard N.
"I’d give 6 stars if they’d let me! Avon Tuning did the most fantastic job. I arranged everything with James at the beginning and he was so helpful, guiding me to the correct exhaust system (Miltek) and a Stage 1 Remap"
Peter B.
"Amazing service from James and the team at Avon Tuning.Fitted a new exhaust system on my Aston Martin Vantage, not only does it sound and look great but it puts smiles per miles for me."
