Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Fits 4.0L M177 E63 AMG, E63 AMG S, GT63 AMG, GT63 AMG S. Made from 100% T304 stainless steel!
This product was last offered at the strikethrough price on
07-10-2026
Designed to handle continuous temperatures up to 1,800°F
Factory exhaust flaps open to a maximum of 70%. Upgrade with the BlackBoost EVM, opens the flaps 100% at any time, any speed, in any mode.
Increase power by containing exhaust heat - Lava
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Designed to handle continuous temperatures up to 1,800°F
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Designed to handle continuous temperatures up to 1,200°F
Secures items under the hood and resists rust
1" X 3ft
Designed to handle continuous temperatures up to 1,200°F
Secure the exhaust wrap with stainless steel ties
Secure stainless steel zip ties with ease!