Armytrix BMW F93 M8 Gran Coupe (2019-Present) valvetronic exhaust system
Transform your BMW F93 M8 Gran Coupé into a full-throttle masterpiece with the ARMYTRIX Valvetronic Cat-Back Exhaust System, crafted exclusively for the S63 twin-turbo V8. This system is purpose-built for non-OPF models and delivers aggressive sound, seamless OEM integration, and fault-code prevention technology—perfect for drivers who demand more from every drive.
Fitment:
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Model: BMW M8 Gran Coupé
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Chassis: F93
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Years: 2019–Present
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Engine: S63 Twin-Turbocharged V8
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Emissions: Non-OPF Only – Not compatible with OPF-equipped vehicles
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Drive Orientation: Compatible with Left-Hand Drive & Right-Hand Drive
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VIN Check: Strongly recommended before ordering to ensure compatibility
Key Features & Performance Highlights:
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Valvetronic Control: Fully integrates with your car’s OEM exhaust valve system—no remotes or apps required
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Pipe Diameter: Dual 3.15” – optimised for performance and turbo efficiency
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Exhaust Tips: Quad 4.5” – bold design with a powerful road presence
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Direct Bolt-On: No cutting or welding—OEM fitment and finish
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Armynator Module (Full System Only): Included with full catback + downpipe configuration, handles fault-code clearing and long-term system stability
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CEL Prevention: Exclusive mechanism helps clear catalytic converter and OPF-related fault codes, reducing the likelihood of a Check Engine Light (available on full system only)
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Plug & Play Simplicity: Smooth installation process and factory-level integration
OEM Valvetronic Control Modes:
This system utilizes your M8’s existing drive mode selector to control exhaust valves, offering instant access to multiple sound profiles:
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Valves Closed (Comfort Mode): Understated and quiet for daily driving or late-night city cruising
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Valves Open (Sport / Sport+): Deep, aggressive roar with maximum volume and tone
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Automatic Modulation: Exhaust tone dynamically adjusts to throttle position and RPM for a responsive, immersive driving experience
Important Notes:
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Only compatible with Non-OPF F93 M8 models
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VIN verification is highly recommended before placing your order
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Armynator module included only with full system (Catback + Downpipe)
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OEM valvetronic control supported – no additional wiring or remotes required
Why Choose ARMYTRIX for Your F93 M8 Gran Coupé?
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Seamless OEM valve integration – no remote needed
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Aggressive sound when you want it, quiet when you don’t
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High-flow design improves throttle response and turbo spool
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Armynator technology for fault-code prevention and reliability
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Quad 4.5” tips make a statement, even when the car is parked
Experience total control over sound and performance with the ARMYTRIX Valvetronic Exhaust System for the BMW F93 M8 Gran Coupé.
Now available for non-OPF models—built to unleash the full potential of your twin-turbo V8.
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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.
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- Shipping estimates are based on courier delivery times and don't include time to despatch.
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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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.
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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."
