{"product_id":"granatelli-motor-sports-electronic-exhaust-cutout-kit-stainless-steel-weld-in","title":"Granatelli 2.25\" Electric Exhaust Cutout Kit, Stainless Steel Weld-In – 307522","description":"\u003ch2\u003e\u003cstrong\u003eGranatelli 2.25″ Electronic Exhaust Cutout Kit\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eSKU: 307522\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTake control of your exhaust with precision, performance, and effortless style—this universal, weld-in electronic cutout is built for enthusiasts who demand quality and dynamic functionality.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eEffortless One-Touch Operation\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCNC-machined 6061 aircraft-grade aluminum motor housing\u003c\/strong\u003e ensures long-term strength and heat resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart-Chip controlled DC motor\u003c\/strong\u003e delivers smooth torque with automatic shut-off—no need to hold the switch and risk gear wear.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eAdjustable Sound \u0026amp; Flow Control\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFits any 2.25″ (57 mm) exhaust system with minimal restriction when closed—and an aggressive tone when opened.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolished stainless-steel butterfly valve\u003c\/strong\u003e and shaft handle high-heat performance without compromise.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e45° stainless turndown with 360° adjustable V-band clamp\u003c\/strong\u003e allows precision exhaust exit angle.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eComplete Weld-In Installation Kit\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eKit includes: cutout assembly, Y-pipe, rocker switch, wiring harness, gaskets, V-band clamps, and mounting hardware.\u003c\/li\u003e\n\u003cli\u003eUniversal fit for custom exhaust builds using 2.25″ piping.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eBuilt to Last\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAll moving parts are sealed and protected from road elements, vibration, and high temps.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-resistant carbon steel gears\u003c\/strong\u003e and corrosion-proof stainless construction ensure long-term reliability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eWhy It’s a Must-Have\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eToggle between stealth mode and open exhaust performance on demand.\u003c\/li\u003e\n\u003cli\u003ePerfect for street and race applications where sound and flow control matter.\u003c\/li\u003e\n\u003cli\u003eEasy one-touch control with Smart-Chip auto-stop to protect the system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable style=\"border-collapse: collapse; width: 100%;\" border=\"1\" cellspacing=\"0\" cellpadding=\"8\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #f0f0f0;\"\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCutout Diameter\u003c\/td\u003e\n\u003ctd\u003e2.25″ (57 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterials\u003c\/td\u003e\n\u003ctd\u003eStainless steel cutout \u0026amp; turndown; CNC 6061 aluminum motor housing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor\u003c\/td\u003e\n\u003ctd\u003eDC high-torque with Smart‑Chip auto-stop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGear System\u003c\/td\u003e\n\u003ctd\u003eHeat-resistant carbon steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTurndown\u003c\/td\u003e\n\u003ctd\u003e45° polished stainless, adjustable with 360° V-band clamp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncludes\u003c\/td\u003e\n\u003ctd\u003eCutout, Y-pipe, switch, wiring, gaskets, V‑bands, full install hardware\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eWeld-in; universal fit for 2.25″ systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eSummary\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eGranatelli 307522\u003c\/strong\u003e electronic exhaust cutout kit offers clean one-touch control, bold tone customization, and rugged construction—all built into a smart, weld-in setup. Whether you're going for stealth or performance, this kit gives you the power to choose at the flick of a switch.\u003c\/p\u003e\u003chr\u003e\u003ch3 style=\"margin-bottom:10px; color:#666666;\"\u003eSizing \u0026amp; Fitment\u003c\/h3\u003e\u003cp\u003eMeasure the outside diameter of your exhaust pipe at the mounting point. If it measures 2.25\", this kit is the right match. Running a true dual exhaust? Use one cutout per side, or choose the \u003ca href=\"\/products\/i-30500955-granatelli-motor-sports-dual-electronic-exhaust-cutout-kit-307522d-stainless-steel-weld-in-2-25\"\u003edual 307522D kit\u003c\/a\u003e. Can't weld? The \u003ca href=\"\/products\/i-30500959-granatelli-302522-electronic-exhaust-cutout-kit-2-25-ss-slip-fit\"\u003e302522 slip-fit version\u003c\/a\u003e installs with clamps.\u003c\/p\u003e\u003chr\u003e\u003ch3 style=\"margin-bottom:10px; color:#666666;\"\u003eWhere to Mount It\u003c\/h3\u003e\u003cp\u003eMount the cutout at least 18 to 24 inches after the catalytic converters, and away from any O2 sensor. Aim the turndown toward the rocker panel, away from fuel and brake lines. For the best sound, mount it after the X-pipe or H-pipe.\u003c\/p\u003e\u003chr\u003e\u003ch3 style=\"margin-bottom:10px; color:#666666;\"\u003eLegal Note\u003c\/h3\u003e\u003cp\u003eMany states, including California, prohibit exhaust cutouts on vehicles driven on public roads. Keep the cutout closed on the street and open it only at sanctioned off-highway events. Never install a cutout upstream of a catalytic converter.\u003c\/p\u003e\u003chr\u003e\u003ch3 style=\"margin-bottom:10px; color:#666666;\"\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDo I have to hold the switch?\u003c\/strong\u003e\u003cbr\u003eNo. The Smart-Chip one-touch rocker completes the valve's travel with one tap.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan I install it myself?\u003c\/strong\u003e\u003cbr\u003eWeld-in kits need welding equipment or a muffler shop. Prefer to bolt it on? The \u003ca href=\"\/products\/i-30500959-granatelli-302522-electronic-exhaust-cutout-kit-2-25-ss-slip-fit\"\u003e302522\u003c\/a\u003e is a slip-fit version.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat's the warranty?\u003c\/strong\u003e\u003cbr\u003e90 days, with optional 1-, 2- or 3-year extended coverage available at checkout.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWill it add horsepower?\u003c\/strong\u003e\u003cbr\u003eOpening the cutout reduces backpressure. Gains depend on your engine, headers and tune.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNew to cutouts?\u003c\/strong\u003e Read our \u003ca href=\"\/blogs\/news\/2-25-inch-exhaust-cutout-guide\"\u003e2.25 Inch Exhaust Cutout Guide\u003c\/a\u003e for choosing the right size and type, mounting and state laws.\u003c\/p\u003e","brand":"Granatelli Motor Sports","offers":[{"title":"Default Title","offer_id":52875880005928,"sku":"307522","price":213.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/5147\/0888\/files\/F198645444.jpg?v=1790228354","url":"https:\/\/iwujiperformance.com\/products\/granatelli-motor-sports-electronic-exhaust-cutout-kit-stainless-steel-weld-in","provider":"Iwuji Performance","version":"1.0","type":"link"}