Armytrix Mercedes-AMG W213 E63/E63S (2016-2023) valvetronic exhaust system
Transform your Mercedes-AMG W213 E63 / E63 S into a roaring twin-turbo V8 powerhouse with the ARMYTRIX Valvetronic Exhaust System—engineered to deliver race-grade acoustics, maximum performance, and full driver-controlled sound dynamics. Whether you're commanding a saloon or estate, this system restores the signature AMG bark that factory OPF systems silence.
With seamless integration into OEM Dynamic Select, and total control via app, remote, or OBDII interface, this is more than an exhaust—it's a precision-tuned symphony of V8 power.
Fitment:
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Models: Mercedes-AMG E63 / E63 S (W213)
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Years: 2016–2023
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Engine: 4.0L V8 Twin-Turbo (M177)
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Body Styles: Saloon / Estate
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Exhaust Compatibility: OPF & Non-OPF models
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Drive Orientation: Left-Hand Drive & Right-Hand Drive Compatible
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Control Module: ARMYTRIX OBDII Required
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Main Pipe Diameter: Dual 3” (2 x 3")
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Model Verification: VIN and photos required before installation
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EV Motor Plugs: May be required depending on variant
Key Features:
Valvetronic Control via OBDII (Remote + App + Dynamic Select)
Control your exhaust valves with zero cabin modification. Switch between stealth and roar modes using the included wireless remote, ARMYTRIX smartphone app, or via factory Dynamic Select:
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Comfort → Valves Closed
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Sport → Auto Mode
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Sport+ / Race → Valves Open
Mandrel-Bent 3” Stainless Steel Piping
Built for performance, the dual 3” high-flow layout maximizes exhaust velocity, reduces turbo lag, and deepens the tone across the rev range.
Advanced CEL Suppression Technology
Exclusive fault-code clearing system helps prevent Check Engine Lights (CEL) caused by upgraded exhaust components, especially useful when removing OPF or catalytic converters.
Direct Bolt-On Fitment + Plug-n-Play Install
Installation is simplified with OEM-style flanges, precision-engineered routing, and a plug-and-play OBDII module that cuts install time by up to 30% compared to traditional setups.
Full System Recommended
To experience the full ARMYTRIX effect—deepest tone, maximum pops and crackles, and total airflow—we recommend the full cat-back + downpipe system for non-OPF models.
Valvetronic Sound Modes:
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Quiet Mode (Valves Closed): Subtle tone for city cruising and cold starts
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Race Mode (Valves Open): Signature AMG roar with aggressive pops and turbo spool
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Auto Mode: Adaptive control based on RPM, throttle position, and drive mode
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Dynamic Select Integration: Use factory modes to manage sound without extra switches
What’s Included (Full System):
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ARMYTRIX Valvetronic Cat-Back Exhaust System (2 x 3")
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Optional Downpipes (for full system / non-OPF only)
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Quad Performance Tips (multiple finishes available)
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Wireless Remote Controller
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OBDII Plug-n-Play Valve Control Module
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Mounting Hardware + EV Motor Plug (if required)
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Digital Installation Guide
System Compatibility & Notes:
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Compatible with W213 E63 / E63 S OPF and Non-OPF models
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Works with both Left- and Right-Hand Drive variants
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EV Motor Plug may be required based on vehicle variant
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Submit VIN + photos to confirm exact fitment prior to ordering
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Professional installation recommended
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Full system (cat-back + downpipe) is recommended for best sound
Precision Engineering. Brutal Sound. Total Control.
Unleash the beast beneath your AMG bonnet. The ARMYTRIX Valvetronic Exhaust System for the E63 / E63 S (W213) brings the thunder—delivering full-volume thrills or refined daily quiet at your command.
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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
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Tracking Information
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International Shipping
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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.
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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."
