Armytrix Porsche Cayenne E3 3.0 Turbo (2018-Present) valvetronic exhaust system
Unleash the full potential of your Porsche Cayenne E3 3.0L V6 Turbo with the ARMYTRIX Valvetronic Exhaust System—precision-engineered to deliver an aggressive, high-performance soundtrack with the flexibility of intelligent sound control. Whether you're driving the SUV or Coupé variant, this system redefines what your Cayenne sounds and feels like.
Purpose-built for Non-OPF models, this system delivers the perfect balance of luxury, power, and daily drivability.
Vehicle Fitment:
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Model: Porsche Cayenne E3
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Variants: Cayenne SUV / Cayenne Coupé
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Years: 2018–Present
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Engine: 3.0L V6 Turbocharged
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Exhaust Type: Non-OPF models only
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Drive Orientation: Compatible with both Left-Hand Drive & Right-Hand Drive vehicles
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VIN Verification Recommended to confirm compatibility
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Control System: Requires ARMYTRIX OBDII Plug-and-Play Control Module
Performance Highlights:
3” Mandrel-Bent Main Pipe
Oversized piping maximizes exhaust gas flow and reduces backpressure for sharper throttle response, improved turbo spool, and enhanced mid-range power.
Quad 4” Signature Exhaust Tips
Aggressive, race-inspired rear aesthetics with tips available in various finishes—including Chrome, Matte Black, and Burnt Blue—for a bold visual upgrade.
Exclusive CEL Suppression Technology
Built-in catalytic and OPF-related fault code clearing mechanism helps minimize the risk of Check Engine Lights—ideal for performance-focused Non-OPF models.
Valvetronic Sound Control via OBDII:
Take full command of your Cayenne’s exhaust tone with three selectable sound modes:
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Quiet Mode: Valves closed – subtle and composed for everyday cruising
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Race Mode: Valves open – full-bodied V6 turbo roar for dynamic driving
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Auto Mode: Automatically adjusts valve position based on RPM and throttle input
Multiple Control Methods:
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Wireless Remote Control – instantly switch between exhaust modes
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ARMYTRIX Mobile App (iOS/Android) – manage valve behavior and monitor system status from your phone
Installation Made Simple:
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Plug-and-Play OBDII Control Module
Installs easily without splicing or complicated wiring—reduces installation time by up to 30% compared to traditional systems -
Direct Bolt-On Design
Fully compatible with OEM mounting points—no cutting, welding, or permanent modifications required
What’s Included:
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ARMYTRIX Valvetronic Exhaust System (Cat-Back / Non-OPF Configuration)
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Quad 4” Performance Exhaust Tips (Custom finish options available)
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Wireless Remote Control Kit
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OBDII Plug-and-Play Valve Control Module
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Full Mounting Hardware & Digital Installation Manual
System Compatibility Notes:
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For 2018–Present Porsche Cayenne E3 3.0L V6 Turbo
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Compatible with both SUV and Coupé body styles
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Fits Non-OPF models only – check VIN before installation
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Supports both Left-Hand Drive and Right-Hand Drive vehicles
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OEM valve control functionality retained (if applicable)
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Professional installation recommended for best results
Drive Loud. Drive Smart. Drive ARMYTRIX.
With the ARMYTRIX Valvetronic Exhaust System, your Porsche Cayenne 3.0 Turbo doesn’t just look fast—it sounds and feels like a true performance SUV. From school runs to weekend canyon blasts, you’re in full control of how your Cayenne sounds and performs.
Refined when you need it. Ferocious when you want it. ARMYTRIX delivers the best of both worlds.
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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:
- Orders with both in-stock and backorder or out-of-stock products will be dispatched once all products are available to ship together.
- Contact our sales team if you want your parts fitted to your vehicle at our Bristol Headquarters.
- Shipping estimates are based on courier delivery times and don't include time to despatch.
Delivery & Returns
Delivery & Returns
At AT Store, we understand the importance of timely delivery when it comes to your orders. Our goal is to have your products shipped on the same day we receive your order. We prioritise efficiency and strive to provide you with a seamless delivery experience.
Same-Day Shipping
We aim to dispatch your orders promptly to ensure minimal waiting time for our customers. Orders received before 15:00 (GMT) on business days will typically be processed and shipped on the same day. Orders received on weekends/holidays will be processed on the next business day.
Communication on Delays
While we make every effort to ship your orders promptly, there may be unforeseen circumstances or stock availability issues that could cause delays. In such cases, a dedicated member of our sales team will personally reach out to you to inform you of any delays and provide updates on the status of your order.
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.
Tracking Information
Once your order has been dispatched, we will provide you with a tracking number via email. Additionally, the tracking number will be added to your order notes on our website. This allows you to easily track the progress of your delivery and stay informed about its whereabouts until it reaches your doorstep.
International Shipping
We now calculate international shipping costs separately to ensure the most accurate and competitive rates. If you’re placing an order from outside the UK, please contact us for a shipping quote before completing your purchase. Our team will provide you with the best available options tailored to your location.
We are committed to providing you with the best possible delivery service, ensuring that your orders reach you in a timely manner and in pristine condition. If you have any questions or concerns regarding our delivery process, please don't hesitate to contact us for assistance.
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."
