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"Quality at its highest level. The sound is great."
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T304 Stainless Steel • Full Valve Control
Overview
The modern G-Wagon is a symbol of power, presence, and luxury—but its factory exhaust leaves much of the AMG character muted. The Valvetronic Designs Valved Exhaust System transforms the G63 into a snarling beast while retaining the refined manners you need for long drives. Inspired by the AMG GT-R’s visceral tone, this system was developed from the ground up to deliver an uncompromising blend of aggression, refinement, and daily usability.
With full valve control, you dictate the soundtrack of your G63—whether it’s a subdued purr for comfort or a raw, race-inspired roar that commands attention.
Sound & Control
Valves Open: Unleashes a deep, aggressive tone reminiscent of AMG’s GT-R, filling the cabin with character while remaining drone-free.
Valves Closed: Civilized and refined—perfect for commutes, road trips, or low-profile situations.
Balanced Tuning: Developed for maximum excitement with zero compromise to comfort or usability.
Performance Engineering
Optimized Flow: Fully mandrel-bent piping ensures smooth, unrestricted airflow for sharper throttle response.
Acoustic Design: Tuned for a naturally aspirated-style character while maintaining the muscular presence of the 4.0L bi-turbo V8.
Strength & Durability: Precision TIG-welded for long-term reliability under high-performance use.
Construction & Craftsmanship
Material: T304 stainless steel throughout.
Finish: Includes both anodized gold T304 and black T304 slash-cut tips for a fully customizable aesthetic.
Valve Integration: Uses OEM-style electronic valves for seamless operation.
Reversible: 100% bolt-on design, easily returned to stock at any time.
Fitment
2019+ Mercedes G63 (W463A)
2022+ Mercedes G63 Squared (W463A)
Will not fit G65 models.
Features
T304 stainless steel construction
Dual tip finish included: Anodized Gold T304 slash-cut tips
Electronic exhaust valves with OEM integration
Precision TIG welds for strength and durability
Fully mandrel-bent piping for optimal flow
100% reversible—return to stock anytime
Warranty Coverage
All products manufactured by Valvetronic Designs are guaranteed to be free from manufacturing defects in materials and workmanship at the time of sale. A manufacturing defect is defined as any characteristic of the product that arises during the manufacturing process which impairs its usability for the purposes for which it was designed and manufactured.
Products are guaranteed to fit and function as designed on their intended vehicle application, provided the vehicle has not been modified or incurred structural damage. Sound or tone is not a warrantable or returnable issue, as exhaust sound is subjective and not considered a defect.
Warranty Periods
Warranty Terms
Overall rating: 5.0 / 5 from 1 reviews.
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"Quality at its highest level. The sound is great."