{"product_id":"valved-catback-exhaust-for-bmw-x3-35i-f25-2011-2017","title":"Valved Catback Exhaust for BMW X3 35i (F25) (2011–2017)","description":"\u003cp\u003e\u003ciframe width=\"100%\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/pFxBp6moiwA\" title=\"YouTube video player\"\u003e\n\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003eThis valved catback exhaust system allows you to switch anytime between quiet OEM-style comfort and a louder, deeper, more aggressive turbocharged tone. Constructed from high-grade 304 stainless steel with precision TIG welding, it provides excellent durability, corrosion resistance, and a clean factory-style finish. The system is fully bolt-on — no cutting or welding required — making installation easy for most exhaust shops. Designed specifically for the N55 turbo inline-6 engine in the F25 X3 35i, it improves exhaust flow and throttle response while delivering a fuller, sharper, and more dynamic sound when the valve is open, while keeping OEM-level refinement when closed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFitment: Compatible with BMW X3 35i (F25, 2011–2017), Fitment can be confirmed using VIN or a rear exhaust photo.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhat’s Included:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMid-pipe + rear valved catback system\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMounting hardware and clamps\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWireless valve controller or OEM-style valve integration depending on configuration\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSound Characteristics:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCold Start: deeper and more noticeable tone\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eValve Open: sporty, louder, and performance-focused turbo sound\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eValve Closed: close to OEM comfort — suitable for daily driving and night-time use\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eShipping: Ships directly from our partner factory. Estimated delivery: 2 or 5 weeks\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWarranty: Replacement parts will be provided if the product arrives damaged or defective.\u003c\/span\u003e\u003c\/p\u003e","brand":"NT Auto Performance","offers":[{"title":"Default Title","offer_id":45446442516653,"sku":null,"price":917.64,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/5156\/0365\/files\/2025-12-10_1.01.45.png?v=1765400675","url":"https:\/\/ntauto.ca\/products\/valved-catback-exhaust-for-bmw-x3-35i-f25-2011-2017","provider":"NT Auto Performance","version":"1.0","type":"link"}