{"title":"BMW X3M \/ X4M (F97, F98)","description":"\u003cp\u003eFor the BMW X3M (F97) and X4M (F98) with the S58 straight six we supply the valved cat-back, with a single midpipe or an HFD midpipe with resonator, in T304 stainless steel or Grade 5 titanium, and the 70 mm S58 flange gasket. Everything ships directly from the Valvetronic Designs factory in Boyertown, Pennsylvania.\u003c\/p\u003e","products":[{"product_id":"bmw-x3m-x4m-f97-f98-sportuitlaat-met-kleppen","title":"BMW X3M\/X4M (F97\/F98) Valved Sport Exhaust System","description":"\u003cp\u003eValvetronic Designs built a valved exhaust system for the BMW X3M and X4M that changes the character of the S58. Performance goes up, you stay in control of the sound and you choose between two sound profiles.\u003c\/p\u003e\n\u003ch3\u003eSound and control\u003c\/h3\u003e\n\u003cp\u003eThe single midpipe reproduces the S58 raw and unprocessed, with a deeper and more aggressive tone that is crisper and louder. Flow and throttle response improve noticeably. The equal length resonated version balances the exhaust pulses, so uneven frequencies disappear and what is left is an even, motorsport-like tone that recalls European supercars. The valves tie into the factory M1 and M2 modes, so the drive mode switches them along with it.\u003c\/p\u003e\n\u003ch3\u003eHow it sounds\u003c\/h3\u003e\n\u003ciframe src=\"https:\/\/www.youtube-nocookie.com\/embed\/49KLk0Oy8SI\" title=\"Valvetronic Designs on YouTube\" style=\"width:100%;aspect-ratio:16\/9;height:auto;border:0;display:block;margin:0 0 24px\" loading=\"lazy\" allow=\"accelerometer; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen\u003e\u003c\/iframe\u003e\n\u003ciframe src=\"https:\/\/www.youtube-nocookie.com\/embed\/x_cThHGrMcM\" title=\"Valvetronic Designs on YouTube\" style=\"width:100%;aspect-ratio:16\/9;height:auto;border:0;display:block;margin:0 0 24px\" loading=\"lazy\" allow=\"accelerometer; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen\u003e\u003c\/iframe\u003e\n\u003ciframe src=\"https:\/\/www.youtube-nocookie.com\/embed\/EkdknndQFZo\" title=\"Valvetronic Designs on YouTube\" style=\"width:100%;aspect-ratio:16\/9;height:auto;border:0;display:block;margin:0 0 24px\" loading=\"lazy\" allow=\"accelerometer; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen\u003e\u003c\/iframe\u003e\n\u003ciframe src=\"https:\/\/www.youtube-nocookie.com\/embed\/EEWHRRUtv2g\" title=\"Valvetronic Designs on YouTube\" style=\"width:100%;aspect-ratio:16\/9;height:auto;border:0;display:block;margin:0 0 24px\" loading=\"lazy\" allow=\"accelerometer; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen\u003e\u003c\/iframe\u003e\n\u003ch3\u003ePerformance and construction\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrushed T304 stainless steel for strength and corrosion resistance, or Grade 5 titanium for the lowest weight and a sharper tone\u003c\/li\u003e\n\u003cli\u003eTitanium available in the burnt gold and purple finish\u003c\/li\u003e\n\u003cli\u003eFull cat-back, the entire section behind the catalytic converters comes out\u003c\/li\u003e\n\u003cli\u003eFully mandrel bent tubing and TIG welds\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment and homologation\u003c\/h3\u003e\n\u003cp\u003eThis system fits the BMW X3M with chassis code F97 and the BMW X4M with chassis code F98, built from 2019 through 2026, and both models get the same cat-back.\u003c\/p\u003e\n\u003cp class=\"vtd-homologatie\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e this product has no EC or ECE type approval and carries no E-mark.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTwo versions, single midpipe or equal length resonated\u003c\/li\u003e\n\u003cli\u003eOEM valve integration, with a separate controller included for manual control\u003c\/li\u003e\n\u003cli\u003eFour exhaust tips in brushed, burnt, black, forged carbon or carbon\u003c\/li\u003e\n\u003cli\u003eThe factory system can always go back on\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Valvetronic Designs","offers":[{"title":"Single midpipe \/ Brushed T304 stainless steel \/ Brushed","offer_id":54636925026641,"sku":"BMW.F9X.X3M.VSES.BR.BRSH","price":3875.0,"currency_code":"EUR","in_stock":false},{"title":"Single midpipe \/ Brushed T304 stainless steel \/ Burnt","offer_id":54636925059409,"sku":"BMW.F9X.X3M.VSES.BR.BRT","price":3875.0,"currency_code":"EUR","in_stock":false},{"title":"Single midpipe \/ Brushed T304 stainless steel \/ Black","offer_id":54636925092177,"sku":"BMW.F9X.X3M.VSES.BR.BLK","price":3875.0,"currency_code":"EUR","in_stock":false},{"title":"Single midpipe \/ Brushed T304 stainless steel \/ Forged carbon","offer_id":54636925124945,"sku":"BMW.F9X.X3M.VSES.BR.FC","price":3875.0,"currency_code":"EUR","in_stock":false},{"title":"Single midpipe \/ Brushed T304 stainless steel \/ Carbon fiber","offer_id":54636925157713,"sku":"BMW.F9X.X3M.VSES.BR.RC","price":3875.0,"currency_code":"EUR","in_stock":false},{"title":"Single midpipe \/ Grade 5 titanium, burnt gold\/purple \/ Brushed","offer_id":54636925190481,"sku":"BMW.F9X.X3M.VSES.TI.BRSH","price":5050.0,"currency_code":"EUR","in_stock":false},{"title":"Single midpipe \/ Grade 5 titanium, burnt gold\/purple \/ Burnt","offer_id":54636925223249,"sku":"BMW.F9X.X3M.VSES.TI.BRT","price":5050.0,"currency_code":"EUR","in_stock":false},{"title":"Single midpipe \/ Grade 5 titanium, burnt gold\/purple \/ Black","offer_id":54636925256017,"sku":"BMW.F9X.X3M.VSES.TI.BLK","price":5050.0,"currency_code":"EUR","in_stock":false},{"title":"Single midpipe \/ Grade 5 titanium, burnt gold\/purple \/ Forged carbon","offer_id":54636925288785,"sku":"BMW.F9X.X3M.VSES.TI.FC","price":5050.0,"currency_code":"EUR","in_stock":false},{"title":"Single midpipe \/ Grade 5 titanium, burnt gold\/purple \/ Carbon fiber","offer_id":54636925321553,"sku":"BMW.F9X.X3M.VSES.TI.RC","price":5050.0,"currency_code":"EUR","in_stock":false},{"title":"HFD midpipe with resonator \/ Brushed T304 stainless steel \/ Brushed","offer_id":54636925354321,"sku":"BMW.F9X.X3M.VSES.EL.BR.BRSH","price":3875.0,"currency_code":"EUR","in_stock":true},{"title":"HFD midpipe with resonator \/ Brushed T304 stainless steel \/ Burnt","offer_id":54636925387089,"sku":"BMW.F9X.X3M.VSES.EL.BR.BRT","price":3875.0,"currency_code":"EUR","in_stock":true},{"title":"HFD midpipe with resonator \/ Brushed T304 stainless steel \/ Black","offer_id":54636925419857,"sku":"BMW.F9X.X3M.VSES.EL.BR.BLK","price":3875.0,"currency_code":"EUR","in_stock":true},{"title":"HFD midpipe with resonator \/ Brushed T304 stainless steel \/ Forged carbon","offer_id":54636925452625,"sku":"BMW.F9X.X3M.VSES.EL.BR.FC","price":3875.0,"currency_code":"EUR","in_stock":true},{"title":"HFD midpipe with resonator \/ Brushed T304 stainless steel \/ Carbon fiber","offer_id":54636925485393,"sku":"BMW.F9X.X3M.VSES.EL.BR.RC","price":3875.0,"currency_code":"EUR","in_stock":true},{"title":"HFD midpipe with resonator \/ Grade 5 titanium, burnt gold\/purple \/ Brushed","offer_id":54636925518161,"sku":"BMW.F9X.X3M.VSES.EL.TI.BRSH","price":5050.0,"currency_code":"EUR","in_stock":true},{"title":"HFD midpipe with resonator \/ Grade 5 titanium, burnt gold\/purple \/ Burnt","offer_id":54636925550929,"sku":"BMW.F9X.X3M.VSES.EL.TI.BRT","price":5050.0,"currency_code":"EUR","in_stock":true},{"title":"HFD midpipe with resonator \/ Grade 5 titanium, burnt gold\/purple \/ Black","offer_id":54636925583697,"sku":"BMW.F9X.X3M.VSES.EL.TI.BLK","price":5050.0,"currency_code":"EUR","in_stock":true},{"title":"HFD midpipe with resonator \/ Grade 5 titanium, burnt gold\/purple \/ Forged carbon","offer_id":54636925616465,"sku":"BMW.F9X.X3M.VSES.EL.TI.FC","price":5050.0,"currency_code":"EUR","in_stock":true},{"title":"HFD midpipe with resonator \/ Grade 5 titanium, burnt gold\/purple \/ Carbon fiber","offer_id":54636925649233,"sku":"BMW.F9X.X3M.VSES.EL.TI.RC","price":5050.0,"currency_code":"EUR","in_stock":true},{"title":"Single midpipe \/ Grade 5 titanium, burnt gold\/purple \/ Burnt titanium","offer_id":54836294287697,"sku":"BMW.F9X.X3M.VSES.TI.TIBRT","price":5050.0,"currency_code":"EUR","in_stock":false},{"title":"HFD midpipe with resonator \/ Grade 5 titanium, burnt gold\/purple \/ Burnt titanium","offer_id":54836294320465,"sku":"BMW.F9X.X3M.VSES.EL.TI.TIBRT","price":5050.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1072\/2816\/8529\/files\/A7404117_321ec0df-db0c-47f0-8059-08cd24e945a0.jpg?v=1787227428"},{"product_id":"bmw-s58-downpipe-flenspakking-70-mm","title":"BMW S58 Downpipe Flange Gasket 70 mm","description":"\u003cp\u003eAn exhaust without leaks starts with a proper seal. This 70 mm stainless steel flange gasket replaces the gasket on the downpipe flange of the S58 inline-six. You use it when fitting new downpipes, when swapping exhaust parts and when servicing the system already on the car. The BMW OE reference is 18308053348.\u003c\/p\u003e\n\u003ch3\u003ePerformance and construction\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eStainless steel, able to take high exhaust temperatures and repeated heat cycles\u003c\/li\u003e\n\u003cli\u003e70 mm diameter, sized precisely for the downpipe flange on the S58 platform\u003c\/li\u003e\n\u003cli\u003eKeeps the joint sealed, so no exhaust gas escapes past the flange\u003c\/li\u003e\n\u003cli\u003eFits both the Valvetronic downpipes and the factory parts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cp\u003eThis gasket fits the BMW G80 M3, the G82 and G83 M4, the G87 M2 and the F97 X3M and F98 X4M, all with the S58 inline-six. Whenever you take an exhaust part off, fit a new gasket instead of putting the old one back. That is the difference between a joint that stays sealed for years and one that starts blowing after a few thousand kilometres.\u003c\/p\u003e\n\u003ch3\u003eWhat's included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOne or two 70 mm flange gaskets, depending on the set you choose\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eThe gasket drops onto the flange the way the factory one does, so nothing needs adjusting. If you are not sure how many you need for your build, send us a message at \u003ca href=\"mailto:info@valvetronic-europe.com\"\u003einfo@valvetronic-europe.com\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth\u003ePart type\u003c\/th\u003e\u003ctd\u003eGasket\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eDiameter\u003c\/th\u003e\u003ctd\u003e70 mm\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMaterial\u003c\/th\u003e\u003ctd\u003eStainless steel\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eOE reference\u003c\/th\u003e\u003ctd\u003e18308053348\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eNet weight (kg)\u003c\/th\u003e\u003ctd\u003e0.91\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"Valvetronic Designs","offers":[{"title":"Set of 1","offer_id":55202215166289,"sku":"VTD.FL.GSKT.G8X","price":35.0,"currency_code":"EUR","in_stock":false},{"title":"Set of 2","offer_id":55202227650897,"sku":"VTD.FL.GSKT.G8X.X2","price":70.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1072\/2816\/8529\/files\/G8xGasketWhiteBackground.png?v=1791327122"}],"url":"https:\/\/www.valvetronic-europe.com\/en\/collections\/bmw-x3m-x4m-f97-f98.oembed","provider":"Valvetronic Designs Europe","version":"1.0","type":"link"}