{"product_id":"mercedes-benz-g-wagon-463a-464-valved-sport-exhaust-system","title":"Mercedes Benz G-Wagon 463A \/ 464 Valved Sport Exhaust System","description":"\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/dTgbLgr2R24?si=Jm2h-aZp6hPpoEdB\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch1\u003e\u003cstrong\u003eMercedes G63 AMG (W463A) – Valved Exhaust System\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cp\u003eT304 Stainless Steel • Full Valve Control\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003cbr\u003eThe 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.\u003c\/p\u003e\n\u003cp\u003eWith 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.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSound \u0026amp; Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eValves Open:\u003c\/strong\u003e Unleashes a deep, aggressive tone reminiscent of AMG’s GT-R, filling the cabin with character while remaining drone-free.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eValves Closed:\u003c\/strong\u003e Civilized and refined—perfect for commutes, road trips, or low-profile situations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBalanced Tuning:\u003c\/strong\u003e Developed for maximum excitement with zero compromise to comfort or usability.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePerformance Engineering\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOptimized Flow:\u003c\/strong\u003e Fully mandrel-bent piping ensures smooth, unrestricted airflow for sharper throttle response.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAcoustic Design:\u003c\/strong\u003e Tuned for a naturally aspirated-style character while maintaining the muscular presence of the 4.0L bi-turbo V8.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStrength \u0026amp; Durability:\u003c\/strong\u003e Precision TIG-welded for long-term reliability under high-performance use.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eConstruction \u0026amp; Craftsmanship\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMaterial:\u003c\/strong\u003e T304 stainless steel throughout.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFinish:\u003c\/strong\u003e Includes both anodized gold T304 and black T304 slash-cut tips for a fully customizable aesthetic.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eValve Integration:\u003c\/strong\u003e Uses OEM-style electronic valves for seamless operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eReversible:\u003c\/strong\u003e 100% bolt-on design, easily returned to stock at any time.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e2019+ Mercedes G63 (W463A)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e2022-2025 Mercedes G63 Squared (W463A)\u003cbr\u003e\u003cem\u003eWill not fit G65 models.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e*Does not fit 2026 models*\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eT304 stainless steel construction\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDual tip finish included: Anodized Gold T304 slash-cut tips\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eElectronic exhaust valves with OEM integration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePrecision TIG welds for strength and durability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFully mandrel-bent piping for optimal flow\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e100% reversible—return to stock anytime\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Valvetronic Designs","offers":[{"title":"Sport catback system only","offer_id":45396212220086,"sku":"MER.GWAG.W463A.VSES.AG","price":3599.99,"currency_code":"USD","in_stock":true},{"title":"RACE + Free flow bypass pipes","offer_id":45396212252854,"sku":"MER.GWAG.W463A.VSES.FF.AG","price":5399.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0241\/4133\/2557\/files\/A7405350.jpg?v=1788212449","url":"https:\/\/merrickmotorsports.com\/products\/mercedes-benz-g-wagon-463a-464-valved-sport-exhaust-system","provider":"Merrick Motorsports","version":"1.0","type":"link"}