Akrapovic Titanium Evolution Line for W463A Mercedes-AMG G63 4×4 Squared [S-ME/T/2]
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Akrapovic Titanium Evolution Line for W463A Mercedes-AMG G63 4×4 Squared
This Akrapovic G63 4×4 Squared exhaust replaces the factory system on the portal-axle Mercedes-AMG G-Class with a full titanium Evolution Line built for a serious sound and measurable power gains, without adding weight to a vehicle that already carries plenty of hardware underneath. Akrapovic builds this system from high-grade titanium finished with tailpipes shaped in its own foundry, routed to clear the 4×4 Squared’s raised suspension and portal axles while cutting 9.9 kg (21.8 lb), or 44.5%, from the stock exhaust’s weight. It’s a system built for owners who want their G63 4×4 Squared to sound as aggressive as it looks, on closed courses and off-road terrain.
Sound and Valve Control
A pair of exhaust valves behind the rear mufflers gives this system a deeper, sportier tone that’s especially pronounced under acceleration and through gear changes, with power and torque gains carrying across the entire rpm range rather than a single peak. The Akrapovic Sound Kit, which lets you switch between regular and sport modes wirelessly from the Akrapovic app or a remote controller, comes included with this system rather than sold as a separate add-on.
Features
- Full titanium construction for reduced weight and a deeper, more resonant exhaust note
- Foundry-shaped titanium tailpipes exiting on either side of the vehicle
- Dual exhaust valves for adjustable sound control
- Akrapovic Sound Kit included for wireless mode switching via app or remote
- Optional front link pipe set available separately for additional exhaust-tuning capability
Specifications
- Power gain: +8.1 kW / +11 hp (metric) / +10.8 hp (imperial) at 4,500 rpm
- Torque gain: +19 Nm / +14 lb-ft at 4,000 rpm
- Weight savings: -9.9 kg / -21.8 lb (-44.5% vs. factory)
- System weight: 12.36 kg / 27.3 lb
- Installation time: approximately 240 minutes
- Material: full titanium
Applications
- Mercedes-AMG G63 4×4 Squared: W463A | 2022-2024 | 4.0L V8 Biturbo
Notes
- This product does not meet emission compliance requirements for street or highway use and is intended for closed-course and off-road use only
- The Akrapovic Sound Kit is included with this system, not sold separately
- An optional front link pipe set is available separately for owners who want additional exhaust-tuning capability, but it is not required for the system to function
- This exhaust is built specifically for the G63 4×4 Squared portal-axle variant and does not fit the standard G63 (W463A)
- Professional installation is recommended
- Manufacturer installation instructions: download the PDF.
Frequently Asked Questions
- Is this Akrapovic G63 4×4 Squared exhaust street legal? No. Akrapovic states this Evolution Line system does not meet emission compliance requirements for street or highway use in any market. It is built for closed-course and off-road use only, so confirm your local regulations before installing it on a vehicle you plan to drive on public roads.
- How much power and torque does this exhaust add to the G63 4×4 Squared? Independent testing shows a gain of 8.1 kW (11 hp) at 4,500 rpm and 19 Nm (14 lb-ft) of torque at 4,000 rpm over the factory system. Akrapovic notes that power and torque increase across the entire rpm range, not just at the peak gain points.
- How much weight does the Evolution Line save over the factory exhaust on the G63 4×4 Squared? The titanium system weighs 12.36 kg (27.3 lb) against the heavier factory steel exhaust, a reduction of 9.9 kg (21.8 lb), or 44.5%. That weight comes off the rear of the vehicle, improving balance on a platform that already carries significant portal-axle hardware.
- Do I need to buy the Akrapovic Sound Kit separately for this exhaust? No. Unlike some Akrapovic Evolution Line systems, the Sound Kit that lets you adjust exhaust tone wirelessly through the Akrapovic app or remote controller is already included with this G63 4×4 Squared system, so there’s no separate electronics purchase required to use it.
- Is the front link pipe set required to install this exhaust? No, it’s optional. The Evolution Line system installs and functions on its own; the front link pipe set is offered separately for owners who want additional exhaust-tuning capability beyond what the standard system provides, not as a requirement to complete the install.
- Does this exhaust fit the standard G63, or only the 4×4 Squared version? This system is built specifically for the Mercedes-AMG G63 4×4 Squared (W463A), the portal-axle variant with raised suspension, larger tires, and unique bodywork versus the standard model. Akrapovic catalogs it separately from the regular G63 (W463A), so confirm your exact model and chassis before ordering to avoid a fitment mismatch.
About Akrapovic
Akrapovic has been engineering exhaust systems from its base in Ivančna Gorica, Slovenia since 1990, building a reputation in MotoGP, WSBK, and Formula 1 for titanium and Inconel systems that shed weight without compromising durability. That same racing-derived material science and welding process is what goes into every Evolution Line, bringing motorsport-grade craftsmanship to the Mercedes-AMG G63 4×4 Squared.
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We want you to feel confident before making your purchase. Here are a few important details to help you better understand this product and how it fits into your space.
- Please review the product dimensions carefully to ensure the right fit for your space
- Color may vary slightly due to lighting and screen settings
- Materials and finishes are selected for both durability and visual appeal
- Some items may require simple assembly upon delivery
- Perfect for both everyday use and long-term comfort
If you have any questions about this product, feel free to reach out to our support team. We're here to help you make the right choice.
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Product Size Guide
Please refer to the general size reference below to better understand how this product may fit into your space. Dimensions may vary slightly depending on the design and materials.
| Category | Small | Medium | Large |
|---|---|---|---|
| Decor & Accessories | Up to 10″ | 10″ – 20″ | 20″+ |
| Tables | Up to 30″ | 30″ – 60″ | 60″+ |
| Seating | 1 Seater | 2–3 Seater | 4+ Seater |
| Storage Units | Compact | Standard | Large Capacity |
| Lighting | Small Fixture | Standard Fixture | Large Fixture |
Note: For exact product dimensions, please refer to the specifications section above. This guide is intended as a general reference only.


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