{"product_id":"bmw-f97-x3m-f98-x4m-vanta-gold-midpipe","title":"BMW F97 X3M \/ F98 X4M VANTA GOLD™ Midpipe - Yonristic Performance","description":"\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-6977f177-ecd4-8321-9e41-a57c6db9bea6-2\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-6977f177-ecd4-8321-9e41-a57c6db9bea6-2\" data-turn-id-container=\"request-6977f177-ecd4-8321-9e41-a57c6db9bea6-2\" data-testid=\"conversation-turn-66\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-15 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv data-conversation-screenshot-content=\"\" class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"5e467ed7-68fa-43e6-bc71-be6abf42cc7c\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-6-thinking\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003ch1 data-section-id=\"6ti46z\" data-start=\"0\" data-end=\"49\" class=\"PDq2pG_selectionAnchorContainer\"\u003e\n\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2\" data-end=\"49\"\u003eBMW F97 X3 M \/ F98 X4 M VANTA GOLD™ Midpipe\u003c\/strong\u003e\u003c\/span\u003e\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp data-start=\"50\" data-end=\"75\"\u003e\u003cstrong data-start=\"50\" data-end=\"75\"\u003eYonristic Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"99\" data-end=\"624\"\u003eThe VANTA GOLD™ Midpipe for the BMW F97 X3 M and F98 X4 M brings the core sound technology of our full VANTA GOLD™ system into a focused midpipe package. Developed around the S58 platform, it replaces the factory mid-section with a \u003cstrong data-start=\"331\" data-end=\"359\"\u003edual 3-inch architecture\u003c\/strong\u003e, our proprietary \u003cstrong data-start=\"377\" data-end=\"397\"\u003eAURUM FLOW CORE™\u003c\/strong\u003e, and two strategically positioned resonators. The result is improved flow capacity, reduced low-RPM harshness, and a cleaner, more exotic S58 sound that remains deep down low and increasingly sharp and controlled as RPM rises.\u003c\/p\u003e\n\u003ch2 data-section-id=\"1rhd3s5\" data-start=\"626\" data-end=\"652\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"629\" data-end=\"652\"\u003eExhaust Midpipe Details\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"654\" data-end=\"1087\"\u003eDeveloped specifically for the F97 X3 M and F98 X4 M, the VANTA GOLD™ Midpipe is designed for owners who want a meaningful change in sound and flow without replacing the complete rear exhaust system. The factory mid-section is replaced with a larger \u003cstrong data-start=\"904\" data-end=\"933\"\u003edual 3-inch configuration\u003c\/strong\u003e, increasing flow capacity over the approximately 2.75-inch factory layout and providing additional headroom for tuned and higher-output S58 applications.\u003c\/p\u003e\n\u003cp data-start=\"1089\" data-end=\"1614\"\u003eRather than simply increasing pipe diameter and volume, the complete midpipe has been engineered as an acoustic system. At its center is the \u003cstrong data-start=\"1230\" data-end=\"1250\"\u003eAURUM FLOW CORE™\u003c\/strong\u003e, the same proprietary crossover technology used throughout our S58 VANTA GOLD™ lineup. Produced through advanced 3D printing, the core uses sculpted internal geometry to control how exhaust pulses from both sides of the engine converge and interact. This allows the system to manage pressure-wave behavior more progressively than a conventional fabricated X-pipe.\u003c\/p\u003e\n\u003cp data-start=\"1616\" data-end=\"2153\"\u003eThe purpose of the AURUM FLOW CORE™ is not simply to mix exhaust gases. It is designed to \u003cstrong data-start=\"1706\" data-end=\"1741\"\u003etighten and structure the sound\u003c\/strong\u003e. As the S58 moves into higher engine speeds and exhaust velocity increases, traditional open crossover designs can introduce metallic rasp, scattered harmonics, and a sound that begins to break apart under load. The Flow Core helps maintain a more unified exhaust signature, allowing the desirable frequencies to develop while controlling the harshness that commonly accompanies a more free-flowing S58 exhaust.\u003c\/p\u003e\n\u003cp data-start=\"2155\" data-end=\"2472\"\u003eThe core is finished in our signature \u003cstrong data-start=\"2193\" data-end=\"2231\"\u003eVANTA GOLD™ heat-resistant ceramic coating\u003c\/strong\u003e, providing additional thermal protection while giving the midpipe its distinctive identity. The advanced manufacturing and finishing process also makes the AURUM FLOW CORE™ one of the most technically demanding components within the system.\u003c\/p\u003e\n\u003cp data-start=\"2474\" data-end=\"2903\"\u003eFor the X3 M and X4 M platform, the Flow Core is paired with \u003cstrong data-start=\"2535\" data-end=\"2563\"\u003etwo dedicated resonators\u003c\/strong\u003e positioned further downstream. These resonators have a separate role from the crossover itself. While the AURUM FLOW CORE™ manages pulse interaction and upper-frequency structure, the resonators are tuned to reduce lower-frequency air rattle, harshness, and unwanted resonance that can occur at lower RPM and during changes in engine load.\u003c\/p\u003e\n\u003cp data-start=\"2905\" data-end=\"3125\"\u003eThis combination allows the VANTA GOLD™ Midpipe to remain deeper and more refined during everyday driving while still producing the sharper, cleaner, and more exotic high-RPM sound associated with the VANTA GOLD™ series.\u003c\/p\u003e\n\u003cp data-start=\"3127\" data-end=\"3451\"\u003eWhen installed with the factory rear exhaust, the vehicle retains its original rear muffler architecture and factory valve functionality. This makes the VANTA GOLD™ Midpipe an ideal upgrade for customers who want a significantly more expressive S58 sound while maintaining the original rear section and OEM driving behavior.\u003c\/p\u003e\n\u003chr data-start=\"3453\" data-end=\"3456\"\u003e\n\u003ch1 data-section-id=\"1dangsy\" data-start=\"3458\" data-end=\"3485\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3460\" data-end=\"3485\"\u003eThe VANTA GOLD™ Sound\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp data-start=\"3487\" data-end=\"3693\"\u003eThe sound philosophy is shared with our G8X M3\/M4 and G87 M2 VANTA GOLD™ systems: \u003cstrong data-start=\"3569\" data-end=\"3693\"\u003edeep where it should be deep, exotic where the S58 begins to come alive, and controlled throughout the entire rev range.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"3695\" data-end=\"3984\"\u003eAt lower engine speeds, the dual resonators help remove unwanted rattle and harsh low-frequency resonance, leaving a deeper and more substantial exhaust tone. Through the mid-range, the larger dual 3-inch piping increases presence and allows the engine to sound noticeably more aggressive.\u003c\/p\u003e\n\u003cp data-start=\"3986\" data-end=\"4240\"\u003eAt higher RPM, the AURUM FLOW CORE™ becomes particularly important. Rather than allowing the exhaust note to become increasingly metallic or scattered, the crossover architecture helps hold the sound together and create a cleaner, sharper upper register.\u003c\/p\u003e\n\u003cp data-start=\"4242\" data-end=\"4319\"\u003eThe objective is not simply more volume. It is a \u003cstrong data-start=\"4291\" data-end=\"4318\"\u003emore complete S58 sound\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"4321\" data-end=\"4324\"\u003e\n\u003ch1 data-section-id=\"mxxp86\" data-start=\"4326\" data-end=\"4375\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"4328\" data-end=\"4375\"\u003eDesigned to Work with the Factory Axle-Back\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp data-start=\"4377\" data-end=\"4624\"\u003eThe VANTA GOLD™ Midpipe allows owners to retain the factory X3 M \/ X4 M rear exhaust and valve system. Factory valve operation remains available through the vehicle's original driving modes, preserving the dual-personality nature of the M exhaust.\u003c\/p\u003e\n\u003cp data-start=\"4626\" data-end=\"4899\"\u003eWith the factory valves closed, the rear muffler continues to provide additional refinement for everyday driving and highway use. With the valves open, the freer-flowing VANTA GOLD™ mid-section allows significantly more of the S58's natural sound character to come through.\u003c\/p\u003e\n\u003cp data-start=\"4901\" data-end=\"5101\"\u003eFor owners seeking the complete transformation, the VANTA GOLD™ Midpipe can also serve as the foundation for our full VANTA GOLD™ exhaust configuration with the dedicated rear X-pipe axle-back system.\u003c\/p\u003e\n\u003chr data-start=\"5103\" data-end=\"5106\"\u003e\n\u003ch1 data-section-id=\"jp75re\" data-start=\"5108\" data-end=\"5132\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"5110\" data-end=\"5132\"\u003ePerformance \u0026amp; Flow\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp data-start=\"5134\" data-end=\"5417\"\u003eMoving to a \u003cstrong data-start=\"5146\" data-end=\"5182\"\u003edual 3-inch midpipe architecture\u003c\/strong\u003e provides greater exhaust flow capacity than the factory configuration and reduces downstream restriction. This is particularly beneficial on tuned vehicles where increased boost and airflow place greater demands on the exhaust system.\u003c\/p\u003e\n\u003cp data-start=\"5419\" data-end=\"5630\"\u003eOn an otherwise stock vehicle, the primary benefit is improved response, sound, and reduced restriction. On higher-output S58 builds, the larger piping provides additional flow headroom as power levels increase.\u003c\/p\u003e\n\u003cp data-start=\"5632\" data-end=\"5852\"\u003eFor customers pursuing a complete performance package, the midpipe can be paired with Yonristic Performance downpipes in \u003cstrong data-start=\"5753\" data-end=\"5812\"\u003eMaxFlow free-flow, 200-cell, or 400-cell configurations\u003c\/strong\u003e, depending on the intended application.\u003c\/p\u003e\n\u003chr data-start=\"5854\" data-end=\"5857\"\u003e\n\u003ch1 data-section-id=\"g0xcan\" data-start=\"5859\" data-end=\"5883\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"5861\" data-end=\"5883\"\u003eKey Specifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp data-start=\"5885\" data-end=\"5973\"\u003e\u003cstrong data-start=\"5885\" data-end=\"5905\"\u003eVehicle Fitment:\u003c\/strong\u003e\u003cbr data-start=\"5905\" data-end=\"5908\"\u003eBMW F97 X3 M \/ X3 M Competition\u003cbr data-start=\"5939\" data-end=\"5942\"\u003eBMW F98 X4 M \/ X4 M Competition\u003c\/p\u003e\n\u003cp data-start=\"5975\" data-end=\"6017\"\u003e\u003cstrong data-start=\"5975\" data-end=\"5986\"\u003eEngine:\u003c\/strong\u003e\u003cbr data-start=\"5986\" data-end=\"5989\"\u003eS58 3.0L Twin-Turbo Inline-6\u003c\/p\u003e\n\u003cp data-start=\"6019\" data-end=\"6083\"\u003e\u003cstrong data-start=\"6019\" data-end=\"6036\"\u003eProduct Type:\u003c\/strong\u003e\u003cbr data-start=\"6036\" data-end=\"6039\"\u003ePerformance midpipe \/ center exhaust section\u003c\/p\u003e\n\u003cp data-start=\"6085\" data-end=\"6121\"\u003e\u003cstrong data-start=\"6085\" data-end=\"6103\"\u003ePipe Diameter:\u003c\/strong\u003e\u003cbr data-start=\"6103\" data-end=\"6106\"\u003eDual \u003cstrong data-start=\"6111\" data-end=\"6121\"\u003e3-inch\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"6123\" data-end=\"6168\"\u003e\u003cstrong data-start=\"6123\" data-end=\"6145\"\u003eCenter Technology:\u003c\/strong\u003e\u003cbr data-start=\"6145\" data-end=\"6148\"\u003e\u003cstrong data-start=\"6148\" data-end=\"6168\"\u003eAURUM FLOW CORE™\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"6170\" data-end=\"6251\"\u003e\u003cstrong data-start=\"6170\" data-end=\"6197\"\u003eFlow Core Construction:\u003c\/strong\u003e\u003cbr data-start=\"6197\" data-end=\"6200\"\u003eAdvanced 3D-printed internal crossover architecture\u003c\/p\u003e\n\u003cp data-start=\"6253\" data-end=\"6322\"\u003e\u003cstrong data-start=\"6253\" data-end=\"6275\"\u003eThermal Treatment:\u003c\/strong\u003e\u003cbr data-start=\"6275\" data-end=\"6278\"\u003eSignature VANTA GOLD™ heat-resistant coating\u003c\/p\u003e\n\u003cp data-start=\"6324\" data-end=\"6374\"\u003e\u003cstrong data-start=\"6324\" data-end=\"6346\"\u003eResonance Control:\u003c\/strong\u003e\u003cbr data-start=\"6346\" data-end=\"6349\"\u003eDual dedicated resonators\u003c\/p\u003e\n\u003cp data-start=\"6376\" data-end=\"6486\"\u003e\u003cstrong data-start=\"6376\" data-end=\"6407\"\u003eRear Exhaust Compatibility:\u003c\/strong\u003e\u003cbr data-start=\"6407\" data-end=\"6410\"\u003eDesigned to retain the factory X3 M \/ X4 M axle-back and OEM valve operation\u003c\/p\u003e\n\u003cp data-start=\"6488\" data-end=\"6577\"\u003e\u003cstrong data-start=\"6488\" data-end=\"6515\"\u003eDownpipe Compatibility:\u003c\/strong\u003e\u003cbr data-start=\"6515\" data-end=\"6518\"\u003eMaxFlow free-flow\u003cbr data-start=\"6535\" data-end=\"6538\"\u003e200-cell high-flow\u003cbr data-start=\"6556\" data-end=\"6559\"\u003e400-cell high-flow\u003c\/p\u003e\n\u003cp data-start=\"6579\" data-end=\"6630\"\u003e\u003cstrong data-start=\"6579\" data-end=\"6596\"\u003eConstruction:\u003c\/strong\u003e\u003cbr data-start=\"6596\" data-end=\"6599\"\u003ePrecision formed and TIG welded\u003c\/p\u003e\n\u003chr data-start=\"6632\" data-end=\"6635\"\u003e\n\u003ch3 data-section-id=\"6guxuw\" data-start=\"6664\" data-end=\"6713\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"6668\" data-end=\"6713\"\u003eAURUM FLOW CORE™ — More Than an X-Pipe\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"6715\" data-end=\"7164\"\u003eA conventional X-pipe provides a point for the two exhaust paths to interact. The AURUM FLOW CORE™ takes this concept considerably further. Its 3D-printed internal geometry controls how those pulses converge, helping stabilize both pressure behavior and harmonic structure. For the S58, the difference is heard most clearly at higher RPM, where the exhaust stays tighter, cleaner, and more cohesive instead of turning increasingly metallic or raspy.\u003c\/p\u003e\n\u003ch3 data-section-id=\"2gxjpb\" data-start=\"7166\" data-end=\"7225\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"7170\" data-end=\"7225\"\u003eDual 3-Inch Flow with Targeted Resonance Control\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"7227\" data-end=\"7687\"\u003eIncreasing pipe diameter can improve flow, but it can also amplify undesirable frequencies if the rest of the system is not designed around it. That is why the F97\/F98 VANTA GOLD™ Midpipe combines its dual 3-inch architecture with \u003cstrong data-start=\"7458\" data-end=\"7486\"\u003etwo dedicated resonators\u003c\/strong\u003e. They specifically address the lower-frequency air rattle and resonance common to freer-flowing S58 setups, allowing the system to gain volume and performance potential without sacrificing refinement.\u003c\/p\u003e\n\u003ch3 data-section-id=\"ua51rf\" data-start=\"7689\" data-end=\"7760\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"7693\" data-end=\"7760\"\u003eThe VANTA GOLD™ Character Without Replacing the Rear Exhaust\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"7762\" data-end=\"8238\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eFor customers who prefer to retain the original BMW rear muffler and valve functionality, the VANTA GOLD™ Midpipe delivers the most important acoustic and flow technologies from the complete system in a standalone upgrade. The AURUM FLOW CORE™, larger piping, and dual resonators fundamentally reshape the sound before it reaches the factory axle-back—giving the X3 M and X4 M a deeper low end and a cleaner, more exotic high-RPM character while retaining OEM valve operation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Yonristic Performance","offers":[{"title":"Midpipe Only \/ AISI304 Stainless Steel","offer_id":42998077030471,"sku":"YR-8149-BMW-CAT","price":1899.0,"currency_code":"USD","in_stock":true},{"title":"Midpipe Only \/ 4AL-6V Titanium","offer_id":42998077161543,"sku":"YR-7842-BMW-CAT","price":2599.0,"currency_code":"USD","in_stock":true},{"title":"Midpipe + Free Flow Downpipe \/ AISI304 Stainless Steel","offer_id":42998077292615,"sku":"YR-2983-BMW-CAT","price":2299.0,"currency_code":"USD","in_stock":true},{"title":"Midpipe + Free Flow Downpipe \/ 4AL-6V Titanium","offer_id":42998077423687,"sku":"YR-0220-BMW-CAT","price":2999.0,"currency_code":"USD","in_stock":true},{"title":"Midpipe + High Flow Downpipe (200 Cell) \/ AISI304 Stainless Steel","offer_id":42998077554759,"sku":"YR-5806-BMW-CAT","price":2599.0,"currency_code":"USD","in_stock":true},{"title":"Midpipe + High Flow Downpipe (200 Cell) \/ 4AL-6V Titanium","offer_id":42998077685831,"sku":"YR-4645-BMW-CAT","price":3299.0,"currency_code":"USD","in_stock":true},{"title":"Midpipe + High Flow Downpipe (400 Cell) \/ AISI304 Stainless Steel","offer_id":42998077816903,"sku":"YR-3833-BMW-CAT","price":2799.0,"currency_code":"USD","in_stock":true},{"title":"Midpipe + High Flow Downpipe (400 Cell) \/ 4AL-6V Titanium","offer_id":42998077947975,"sku":"YR-5297-BMW-CAT","price":3499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0558\/3680\/3143\/files\/35_57314355-681d-49b3-a774-d9608df2eaee.jpg?v=1784873069","url":"https:\/\/yonristic.com\/products\/bmw-f97-x3m-f98-x4m-vanta-gold-midpipe","provider":"Yonristic Performance","version":"1.0","type":"link"}