{"product_id":"evil-energy-4-inch-resonator-muffler-4-inch-inlet-outlet-stainless-steel-deep-tone-for-modern-trucks-muscle-cars-daily-drivers","title":"EVIL ENERGY 4-Inch Resonator Muffler — 4-Inch Inlet \u0026 Outlet Stainless Steel, Deep Tone for Modern Trucks, Muscle Cars \u0026 Daily Drivers","description":"\u003ch2\u003eUpgrade with the EVIL ENERGY 4-Inch Resonator Muffler\u003c\/h2\u003e\n\u003cp\u003eDesigned to complement a wide range of vehicles, the EVIL ENERGY 4-Inch Resonator Muffler blends durable construction with a refined, low tone. It fits 4.0 inch exhaust pipes where space allows, making it a versatile upgrade for modern trucks, muscle cars, and daily drivers alike. Rather than a one note change, this muffler offers a measured tonal shift that can feel more confident at highway speeds and during steady cruising.\u003c\/p\u003e\n\u003ch3\u003eWhat makes it stand out\u003c\/h3\u003e\n\u003cp\u003eThe muffler uses a sturdy 201 stainless steel housing paired with a 430 stainless steel inner mesh. This double-layer design helps keep the assembly rigid while protecting the internal fiberglass packing that dampens sound. The straight-through path supports smooth exhaust flow, while the dense fiberglass packing absorbs unwanted noise for a deeper, more measured tone.\u003c\/p\u003e\n\n\u003ch3\u003eKey specs at a glance\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eSize: Inlet\/outlet 4.0 inch; overall length 13.7 inch; body diameter 4.53 inch\u003c\/li\u003e\n  \u003cli\u003eMaterial: 201 stainless steel housing; 430 stainless steel inner mesh\u003c\/li\u003e\n  \u003cli\u003eSound and design: Straight-through with fiberglass packing; double-layer stainless construction reduces vibration\u003c\/li\u003e\n  \u003cli\u003eFit \u0026amp; installation: Universal for 4.0 inch exhaust pipes with adequate installation space\u003c\/li\u003e\n  \u003cli\u003eInstallation options: Weld or clamp; professional installation recommended\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eInstallation tips and real-world notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eEnsure there is sufficient space around the muffler to accommodate its length and diameter\u003c\/li\u003e\n  \u003cli\u003eConsider professional installation for a secure fit and long-term reliability\u003c\/li\u003e\n  \u003cli\u003eExpect a deeper tone at cruising speeds and during moderate acceleration without changing engine performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIn practice, the combination of fiberglass packing and a straight-through design can help reduce drone while delivering a richer, low-end note. The dual stainless steel layers work together to minimize vibration, contributing to a smoother driving experience across daily commutes and weekend drives.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this muffler a universal fit for 4.0 inch exhaust pipes?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it is designed to fit 4.0 inch pipes with adequate installation space.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What kind of sound can I expect from this muffler?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: A low, deep tone is achievable with fiberglass packing and straight-through design, with vibration reduction from the double-layer construction.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"EVIL ENERGY","offers":[{"title":"Default Title","offer_id":42474626121813,"sku":"B0CFV24LY3","price":77.77,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/evil-energy-4in-resonator-muffler-front-view.jpg?v=1778252146","url":"https:\/\/plentytorque.co.uk\/products\/evil-energy-4-inch-resonator-muffler-4-inch-inlet-outlet-stainless-steel-deep-tone-for-modern-trucks-muscle-cars-daily-drivers","provider":"PlentyTorque","version":"1.0","type":"link"}