Armytrix BMW F82/F83 M4 TRACK EDITION valvetronic exhaust system
Unlock the full potential of your BMW F82 M4 Coupé or F83 M4 Convertible with the Armytrix TRACK EDITION Valvetronic Exhaust System. Designed for the high-performance S55 3.0L twin-turbo inline-six, this system delivers raw, motorsport-inspired sound and unrestricted flow—built for drivers who demand maximum performance and a commanding road presence.
This system is engineered to work flawlessly with both OPF and Non-OPF variants and includes app-controlled valvetronic technology via OBDII, giving you precise control over your exhaust tone from your smartphone. With the TRACK EDITION, you're not just upgrading sound—you're transforming the entire driving experience.
Key Features:
Fitment:
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BMW F82 M4 Coupé / F83 M4 Convertible / M4 Competition
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Years: 2014–2019
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Engine: 3.0L S55B30 Twin-Turbocharged I6
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Emissions: Compatible with OPF & Non-OPF models
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Drive Orientation: Supports both Left-Hand Drive and Right-Hand Drive configurations
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VIN verification required before purchase to ensure accurate fitment
Performance Exhaust Architecture:
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Main Pipe Diameter: Dual 2.5” – designed for maximum exhaust velocity and turbo efficiency
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Exhaust Tips: Quad 3.5” – aggressive styling with an equally aggressive sound profile
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Direct Bolt-On Installation: Hassle-free install with no cutting or welding required
TRACK EDITION Valvetronic Sound Control:
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App-Controlled Valves via OBDII Port: Control your exhaust valve behavior from your smartphone—no remotes or complicated wiring
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Valve Modes:
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Valves Closed (Comfort): Balanced and quiet for daily driving
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Valves Open (Sport/Sport+): Loud, raw, and race-ready for spirited driving
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Dynamic modulation based on throttle and RPM input
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Plug-n-Play Module: Cuts installation time by up to 30% vs traditional cable setups
CEL Prevention System (Full EV System Only):
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Features an exclusive catalytic converter & OPF fault-code clearing mechanism
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Greatly reduces the chance of Check Engine Light (CEL)
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For OPF-equipped vehicles, we strongly recommend purchasing the Full EV System (Catback + Downpipe) to ensure error-free operation
Armynator Included with Full System Purchase:
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Supplied only when you purchase the Full EV System (Catback + Downpipe)
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Handles fault-code clearing and module integration
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Ensures long-term performance and system reliability
Fitment Overview:
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Model: BMW M4 / M4 Competition
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Platform: F82 Coupé / F83 Convertible
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Years: 2014–2019
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Engine: 3.0L S55 Twin-Turbocharged I6
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Emission Type: OPF & Non-OPF Compatible
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Drive Orientation: Left-Hand Drive & Right-Hand Drive Supported
Important Notes:
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VIN Check Required: Confirm compatibility before ordering
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OPF Models: Strongly recommended to purchase Full System (Catback + Downpipe) for optimal results
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Armynator Supplied Only with Full EV System
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App-Controlled Valve System via OBDII – No additional remotes required
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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."
