{"product_id":"bmw-f32-f33-f36-valved-cat-back-dual-tip-exhaust-system-fits-coupe-convertible-gran-coupe-models-with-n55-engine-select-quiet-or-loud-sound-premium-performance-upgrade","title":"BMW F32\/F33\/F36 Valved Cat-Back Dual-Tip Exhaust System – Fits Coupe, Convertible \u0026 Gran Coupe Models with N55 Engine | Select Quiet or Loud Sound, Premium Performance Upgrade","description":"\u003cp class=\"p1\"\u003e\u003cstrong\u003eUnleash your 4 Series’ true character with the BAVMODS® Dual-Tip Valved Cat-Back Exhaust System, engineered for the N55-Powered BMW F32\/F33\/F36 Coupe, Convertible and Gran Coupe. This system delivers the perfect blend of everyday refinement and weekend aggression — complete with a bold dual-exit layout that instantly transforms your car’s rear profile.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eWhether you’re after a deeper tone, improved throttle response, or a sportier stance, this cat-back brings all three together in a precision-built, OEM+ package.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eDual-Mode Valve Control: Quiet or Loud on Demand\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p3\"\u003eTake control of your exhaust note with a valve-actuated system that lets you switch between two distinct sound modes:\u003c\/p\u003e\n\u003cp class=\"p4\"\u003e\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e\u003cb\u003eQuiet Mode (Valves Closed):\u003c\/b\u003e A refined, subtle tone ideal for daily driving or early-morning starts.\u003c\/p\u003e\n\u003cp class=\"p4\"\u003e\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e\u003cb\u003eLoud Mode (Valves Open):\u003c\/b\u003e A sharp, aggressive sound with pronounced turbo spool, deep growl, and exhilarating overrun burbles.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003eWith the push of a button, your F3X transforms from composed cruiser to head-turning performer — all while maintaining OEM-level fitment and drivability.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eDesigned for Performance Flow \u0026amp; Aesthetic Impact\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p3\"\u003eThis system enhances both flow efficiency and visual appeal. The redesigned exhaust path reduces restriction for improved exhaust velocity and throttle response, while the dual-tip rear section gives your 4 Series the sporty look it deserves.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003eEach tip is positioned for a symmetrical, performance-inspired finish — perfectly aligning with M-style or aftermarket diffusers for an aggressive, track-ready appearance.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003eThe internal muffler layout balances tone and backpressure, ensuring strong midrange torque and smooth acceleration across the RPM range.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eKey Features \u0026amp; Benefits\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"p2\"\u003e\n\u003cb\u003eDual-Tip Layout\u003c\/b\u003e – Instantly transforms your rear-end design with an aggressive, performance-driven appearance.\u003c\/li\u003e\n\u003cli class=\"p2\"\u003e\n\u003cb\u003eDual-Mode Valve Control\u003c\/b\u003e – Switch between quiet cruising and open-valve aggression at any moment.\u003c\/li\u003e\n\u003cli class=\"p2\"\u003e\n\u003cb\u003eEnhanced Flow Dynamics\u003c\/b\u003e – Freer exhaust flow for sharper throttle response and improved performance potential.\u003c\/li\u003e\n\u003cli class=\"p2\"\u003e\n\u003cb\u003eAggressive Yet Controlled Tone\u003c\/b\u003e – Deep, resonant sound when opened, refined and subtle when closed.\u003c\/li\u003e\n\u003cli class=\"p2\"\u003e\n\u003cb\u003ePlug-and-Play Installation\u003c\/b\u003e – Direct bolt-on fitment using factory hangers and mounts.\u003c\/li\u003e\n\u003cli class=\"p2\"\u003e\n\u003cb\u003eOEM+ Design Language\u003c\/b\u003e – Seamless integration with stock or M-style rear diffusers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eIncluded Components\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"p2\"\u003eComplete valved cat-back exhaust system (mid-pipe + rear section)\u003c\/li\u003e\n\u003cli class=\"p2\"\u003eDual exhaust tips – available in polished, chrome, or black finishes\u003c\/li\u003e\n\u003cli class=\"p2\"\u003eValve control module or remote toggle system\u003c\/li\u003e\n\u003cli class=\"p2\"\u003eMounting hardware, clamps, and gaskets\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003ePerformance \u0026amp; Sound You Can Feel\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p3\"\u003eThe BAVMODS® Dual-Tip Valved Cat-Back Exhaust System brings out the best of the N55’s turbocharged character.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003eWith valves closed, it hums with a smooth, OEM-like tone. Open them up, and your 3 Series comes alive — delivering a deep, commanding sound that perfectly complements the bold dual-exit design.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e\u003cb\u003eExpect:\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"p4\"\u003eDeeper, more refined tone under load\u003c\/li\u003e\n\u003cli class=\"p4\"\u003eImproved exhaust flow for enhanced response\u003c\/li\u003e\n\u003cli class=\"p4\"\u003eAggressive rear-end presence with dual tips\u003c\/li\u003e\n\u003cli class=\"p4\"\u003eBalanced sound control for both comfort and spirited driving\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p3\"\u003eThis is more than just an exhaust — it’s a statement of performance and precision, built for those who demand both form and function.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eFITMENT: \u003c\/b\u003eBMW 4 Series – F32 \/ F33 \/ F36 (2017–2020) including F32 Coupe: 435i (\u003cmeta charset=\"utf-8\"\u003eN55 3.0 Turbo Engine), F33 Convertible: 435i (\u003cmeta charset=\"utf-8\"\u003eN55 3.0 Turbo Engine), F36 Gran Coupe: 435i (\u003cmeta charset=\"utf-8\"\u003eN55 3.0 Turbo Engine)\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e*Compatible with RWD and xDrive configurations\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e*Designed for dual-tip rear layout for a clean OEM+ appearance\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003ci\u003eNote: Designed specifically for n55-equipped 430i models (LCI 2017–2020). Not compatible with 428i (N20\/N26 engine).\u003c\/i\u003e\u003cb\u003e\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cstrong\u003eIMPORTANT NOTE: \u003c\/strong\u003eAll exhaust systems are custom fabricated to order. These are not generic third-party exhausts — our team handles each system in-house, and you’ll be able to see the craftsmanship immediately upon unboxing.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eWhile materials are sourced worldwide, all final metalwork, quality assurance testing, and fitment\/mounting verification are completed at our facility in Texas, United States.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eBecause of the extensive labor involved and the high cost\/risk of return shipping exhaust systems, full returns are not accepted. However, if there is ever a verified fitment issue, we will 100% stand by our guarantee and, with proper documentation, make sure you are taken care of.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003ePlease note: once an order is placed, if we are not contacted within 24–48 hours of order placement, cancellations cannot be promised.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eEach exhaust unit takes approximately 2–3 weeks for full fabrication. Once fabrication is complete and the system is in quality assurance testing, we will send detailed photos of your exhaust for you to review and approve so you feel fully confident before it ships.\u003c\/p\u003e","brand":"BAVMODS","offers":[{"title":"Default Title","offer_id":46702117912766,"sku":null,"price":1299.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0619\/8788\/1150\/files\/BAVMODS-ProductPicsB48Exhaust.jpg?v=1762754192","url":"https:\/\/bavmods.com\/es\/products\/bmw-f32-f33-f36-valved-cat-back-dual-tip-exhaust-system-fits-coupe-convertible-gran-coupe-models-with-n55-engine-select-quiet-or-loud-sound-premium-performance-upgrade","provider":"BAVMODS®","version":"1.0","type":"link"}