{"product_id":"bmw-f97-x3m-f98-x4m-vanta-gold-exhaust-system","title":"BMW F97 X3M \/ F98 X4M VANTA GOLD™ Exhaust System - Yonristic Performance","description":"\u003ch1 class=\"PDq2pG_selectionAnchorContainer\"\u003e\n\u003cspan role=\"text\"\u003e\u003cstrong\u003eBMW F97 X3M \/ F98 X4M VANTA GOLD™ Exhaust System\u003c\/strong\u003e\u003c\/span\u003e\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003eYonristic Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003eThe VANTA GOLD™ Exhaust System for the BMW F97 X3 M and F98 X4 M brings our most advanced S58 exhaust architecture to the M SUV platform. Developed from the same philosophy as the G8X M3\/M4 and G87 M2 VANTA GOLD™ systems, it combines the proprietary \u003cstrong\u003eAURUM FLOW CORE™\u003c\/strong\u003e with a completely redesigned \u003cstrong\u003edual 3-inch exhaust layout\u003c\/strong\u003e, dual resonators, and a new X-pipe axle-back architecture. The result is greater flow capacity for higher-output builds, improved low-frequency sound control, and the signature VANTA GOLD™ character—deep and composed down low, increasingly exotic through the mid-range, and clean, sharp, and tightly structured at high RPM.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eExhaust System Details\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003eDeveloped specifically around the packaging and acoustic characteristics of the F97 X3 M and F98 X4 M, this VANTA GOLD™ system takes the sound philosophy established on our M3, M4, and M2 applications and re-engineers it for the larger S58 platform. While the engine family is shared, the longer exhaust path and different underbody architecture of the X3 M and X4 M required a different approach to pipe diameter, resonance control, and rear-section design.\u003c\/p\u003e\n\u003cp\u003eThe system begins with a \u003cstrong\u003edual 3-inch architecture\u003c\/strong\u003e, increasing the main exhaust diameter from the factory approximately 2.75-inch layout. The larger cross-section is designed to reduce restriction and create additional flow capacity for both factory-power vehicles and higher-output S58 builds. Rather than simply making the piping larger for volume, the complete system is designed around maintaining exhaust velocity and controlling how pressure waves move through the longer exhaust path. This produces a fuller, more developed tone while providing additional headroom as power and boost are increased.\u003c\/p\u003e\n\u003cp\u003eAt the center remains the defining technology of the VANTA GOLD™ series: the \u003cstrong\u003eAURUM FLOW CORE™\u003c\/strong\u003e. Manufactured through advanced 3D printing, its internal geometry allows exhaust pulses from the two sides of the S58 to interact through carefully formed crossover paths that cannot be reproduced with a conventional fabricated X-pipe. Instead of relying on a simple intersection, the core is designed to progressively manage pulse interaction, pressure balance, and harmonic behavior as exhaust velocity rises.\u003c\/p\u003e\n\u003cp\u003eThe AURUM FLOW CORE™ works as more than a conventional crossover or resonator. Its purpose is to \u003cstrong\u003ehold the sound together\u003c\/strong\u003e. As the S58 moves through the rev range, unwanted frequencies can become increasingly pronounced, particularly once exhaust restriction is reduced. The Flow Core is designed to organize this interaction, retaining the desirable frequencies while controlling the metallic rasp and harmonic breakup that can make an aggressive S58 exhaust sound uncontrolled. The core is finished in the signature VANTA GOLD™ heat-resistant coating, providing additional thermal protection while giving the system its unmistakable visual identity.\u003c\/p\u003e\n\u003cp\u003eFor the X3 M and X4 M application, we have added \u003cstrong\u003etwo dedicated resonators downstream of the Flow Core\u003c\/strong\u003e. Their purpose is not to mute the character of the system, but to address the lower-frequency resonance, air rattle, and harshness that can occur at low engine speed and during transitions in load. Working together with the AURUM FLOW CORE™, the resonators help calm these unwanted frequencies before the exhaust reaches the rear section. At lower RPM, this creates a deeper and more composed tone; as engine speed increases, the system is allowed to open acoustically and develop the cleaner, more exotic upper-register character associated with VANTA GOLD™.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eA Completely Redesigned X-Pipe Axle-Back\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003eThe rear section represents one of the largest departures from a conventional X3 M or X4 M exhaust. Rather than terminating the midpipes into a traditional muffler layout, the VANTA GOLD™ axle-back incorporates an additional \u003cstrong\u003erear X-pipe architecture\u003c\/strong\u003e before the signature quad outlets.\u003c\/p\u003e\n\u003cp\u003eThis secondary crossover creates another controlled point of interaction between the two exhaust paths, helping balance flow immediately before the gases exit the system. Acoustically, it contributes to a smoother and more unified exhaust note, particularly during rapid changes in engine speed. Instead of the two banks sounding isolated from one another, the rear crossover helps create a more continuous, cohesive sound from all four outlets.\u003c\/p\u003e\n\u003cp\u003eThe axle-back itself has also been developed with \u003cstrong\u003eweight reduction and simplified flow routing\u003c\/strong\u003e in mind. The result is a visually distinctive rear architecture that retains the unmistakable quad-tip identity of the X3 M and X4 M while replacing the conventional rear muffler arrangement with something considerably more focused and performance-oriented.\u003c\/p\u003e\n\u003cp\u003eEvery section is precision formed, fitted, and TIG welded with careful attention given to alignment, joint transitions, hanger position, valve placement, and final outlet symmetry. VANTA GOLD™ is not intended to be a mass-produced exhaust with a special center section added to it. The complete system is engineered as one acoustic and airflow package.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eThe VANTA GOLD™ Sound\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003eThe objective remains consistent with every S58 VANTA GOLD™ system: \u003cstrong\u003ean exotic, supercar-inspired sound without sacrificing the depth and strength expected from a BMW M car.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAt idle and lower engine speeds, the larger dual 3-inch system produces a deeper and more authoritative tone. The dedicated resonators work specifically in this range to suppress unwanted air resonance, low-frequency rattle, and harshness, allowing the exhaust to sound substantial rather than hollow.\u003c\/p\u003e\n\u003cp\u003eAs engine speed rises, the character begins to change. The AURUM FLOW CORE™ progressively blends and organizes the exhaust pulses, producing a cleaner and more aggressive mid-range before transitioning into a sharper, more exotic high-RPM tone. Rather than becoming increasingly raspy as the engine approaches the top of the rev range, the system is designed to remain \u003cstrong\u003etight, continuous, and controlled under load\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThis is particularly important for the S58. The engine is capable of producing a highly aggressive exhaust note, but simply removing restriction can quickly introduce metallic frequencies and excessive rasp. VANTA GOLD™ approaches the problem differently: larger flow capacity is combined with two stages of crossover interaction and targeted resonance control, allowing the engine to become louder and more expressive while maintaining structure.\u003c\/p\u003e\n\u003cp\u003eThe result brings the X3 M and X4 M acoustically much closer to the VANTA GOLD™ character developed for the M3, M4, and M2—while retaining the deeper presence appropriate for the larger M platform.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eValve Control\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003eThe rear valved architecture provides two distinctly different personalities. Customers may retain \u003cstrong\u003efactory valve control\u003c\/strong\u003e and allow the BMW drive modes to operate the system, or configure the exhaust with the \u003cstrong\u003eYonristic Performance remote valve controller\u003c\/strong\u003e for independent valve operation.\u003c\/p\u003e\n\u003cp\u003eWith the valves closed, the system maintains greater control during everyday driving and highway cruising. With the valves fully open, exhaust flow becomes considerably more direct, revealing the full dual 3-inch VANTA GOLD™ character and allowing the S58 to deliver its most aggressive sound.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eSound Characteristics\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003eLow RPM:\u003c\/strong\u003e Deep, substantial, and controlled, with the dual resonators working to reduce low-frequency harshness and air rattle.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMid RPM:\u003c\/strong\u003e Fuller and more aggressive, with increasingly pronounced S58 character and improved harmonic balance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHigh RPM:\u003c\/strong\u003e Clean, sharp, exotic, and tightly structured rather than metallic or broken.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eValves Closed:\u003c\/strong\u003e Refined for everyday use and longer-distance driving.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eValves Open:\u003c\/strong\u003e Maximum VANTA GOLD™ sound, airflow, and presence.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eEstimated Performance Gains\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003eThe dual 3-inch architecture is designed to reduce downstream restriction and provide greater flow capacity, particularly on modified vehicles where exhaust volume increases substantially.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eVANTA GOLD™ Cat-Back\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eEstimated horsepower gain:\u003c\/strong\u003e approximately \u003cstrong\u003e+8–15 HP\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eEstimated torque gain:\u003c\/strong\u003e approximately \u003cstrong\u003e+10–25 lb-ft\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThese figures are intentionally conservative planning ranges rather than guaranteed dyno figures. For context, published testing of premium F97\/F98 exhaust systems has shown measurable naturally aspirated exhaust gains on the S58; Akrapovič reports roughly +7.3 to +12.1 hp depending on application\/model year, with torque improvements also recorded. \u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe real advantage of the dual 3-inch architecture becomes increasingly relevant as boost, tuning, and turbo output rise, where the additional flow capacity provides substantially more headroom than the original exhaust system.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eVANTA GOLD™ MaxFlow Downpipe Packages\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003eFor customers looking to build the exhaust as a complete S58 flow package, VANTA GOLD™ is available with multiple Yonristic Performance downpipe configurations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMaxFlow Free-Flow Downpipes\u003c\/strong\u003e provide the least restrictive configuration and are intended for track\/off-road applications where permitted.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e200-Cell MaxFlow Downpipes\u003c\/strong\u003e provide a high-flow catalyst option for customers seeking a balance between additional flow and catalytic treatment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e400-Cell MaxFlow Downpipes\u003c\/strong\u003e offer a more refined catalyst configuration while still reducing restriction compared with the factory system.\u003c\/p\u003e\n\u003cp\u003eDownpipes provide considerably greater power potential than a cat-back alone because the factory catalysts sit immediately downstream of the turbochargers. Published S58 F97\/F98 aftermarket testing has reported approximately 30 whp \/ 35 wtq from high-flow downpipes alone, with substantially larger gains possible when paired with ECU calibration. \u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eActual output depends heavily on catalyst configuration, ECU calibration, boost level, fuel, supporting modifications, and dyno methodology.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eKey Specifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003eVehicle:\u003c\/strong\u003e BMW F97 X3 M \/ X3 M Competition • BMW F98 X4 M \/ X4 M Competition\u003cbr\u003e\u003cstrong\u003eEngine:\u003c\/strong\u003e S58 3.0L Twin-Turbo Inline-6 \u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSystem Type:\u003c\/strong\u003e Full valved cat-back exhaust system\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMain Pipe Diameter:\u003c\/strong\u003e \u003cstrong\u003eDual 3-inch\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFactory Pipe Reference:\u003c\/strong\u003e Approximately dual 2.75-inch\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCenter Technology:\u003c\/strong\u003e \u003cstrong\u003eAURUM FLOW CORE™\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFlow Core Construction:\u003c\/strong\u003e Advanced 3D-printed architecture\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThermal Treatment:\u003c\/strong\u003e Signature VANTA GOLD™ heat-resistant coating\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eResonance Control:\u003c\/strong\u003e Dual inline resonators\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRear Architecture:\u003c\/strong\u003e Performance X-pipe axle-back\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOutlet Configuration:\u003c\/strong\u003e Signature X3 M \/ X4 M quad-tip arrangement\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eValve Control:\u003c\/strong\u003e Factory BMW control or Yonristic remote valve control\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConstruction:\u003c\/strong\u003e Precision formed and TIG welded\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDownpipe Options:\u003c\/strong\u003e Free-flow MaxFlow \/ 200-cell \/ 400-cell\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eVehicle Fitment\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003eBMW F97 X3 M\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eBMW F97 X3 M Competition\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eBMW F98 X4 M\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eBMW F98 X4 M Competition\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAll applications use BMW's S58 twin-turbo inline-six platform.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 class=\"PDq2pG_selectionAnchorContainer\"\u003e\n\u003cspan role=\"text\"\u003e\u003cstrong\u003eDual 3-Inch VANTA GOLD™ Architecture — Built for More Than Stock Power\u003c\/strong\u003e\u003c\/span\u003e\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp\u003eThe move to a full dual 3-inch layout gives the F97\/F98 system significantly greater flow capacity and makes it better suited to the tuning potential of the S58. But pipe diameter alone does not define this exhaust. The complete architecture—from the AURUM FLOW CORE™ through the resonators and rear crossover—has been developed around controlling the additional airflow rather than simply allowing it to create more volume. The result is an exhaust that supports higher-output builds while maintaining the acoustic refinement expected from the VANTA GOLD™ series.\u003c\/p\u003e\n\u003ch3 class=\"PDq2pG_selectionAnchorContainer\"\u003e\n\u003cspan role=\"text\"\u003e\u003cstrong\u003eAURUM FLOW CORE™ + Dual Resonators — Two Different Jobs, One Sound\u003c\/strong\u003e\u003c\/span\u003e\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp\u003eThe AURUM FLOW CORE™ and dual resonators address different parts of the acoustic spectrum. The Flow Core controls crossover interaction and helps maintain a cohesive exhaust note as RPM rises, while the resonators target the lower-frequency rattle, harshness, and resonance more commonly experienced at low engine speeds. Together, they allow the system to stay deep and controlled down low without restricting the sharper, more exotic character that develops higher in the rev range. It is a more complete approach than simply choosing between an X-pipe or adding a conventional resonator.\u003c\/p\u003e\n\u003ch3 class=\"PDq2pG_selectionAnchorContainer\"\u003e\n\u003cspan role=\"text\"\u003e\u003cstrong\u003eRear X-Pipe Axle-Back — A New Approach for the X3 M \/ X4 M\u003c\/strong\u003e\u003c\/span\u003e\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp\u003eThe newly developed axle-back introduces a second X-pipe at the rear of the system, balancing the exhaust paths before they reach the signature quad outlets. This architecture contributes to a more unified rear sound, smoother flow distribution, and a lighter, more direct exhaust arrangement than a conventional large rear muffler design. Combined with the center AURUM FLOW CORE™, it gives the F97\/F98 VANTA GOLD™ two carefully positioned stages of exhaust interaction—one engineered to structure the sound through the system, and one to complete the balance immediately before the exhaust exits the vehicle.\u003c\/p\u003e","brand":"Yonristic Performance","offers":[{"title":"Catback System \/ AISI304 Stainless Steel \/ (4) Chrome","offer_id":42998038790215,"sku":"YR-3510-BMW-CAT","price":3599.0,"currency_code":"USD","in_stock":true},{"title":"Catback System \/ AISI304 Stainless Steel \/ (4) Gold","offer_id":42998038822983,"sku":"YR-4472-BMW-CAT","price":3599.0,"currency_code":"USD","in_stock":true},{"title":"Catback System \/ AISI304 Stainless Steel \/ (4) Black","offer_id":42998038855751,"sku":"YR-1835-BMW-CAT","price":3599.0,"currency_code":"USD","in_stock":true},{"title":"Catback System \/ AISI304 Stainless Steel \/ (4) Carbon 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