{"product_id":"g90-midpipe-with-z-pipe-design","title":"LAB BMW G90 G99 M5 Z-Pipe Midpipe (2025+)","description":"\u003ch2\u003eLAB BMW G90 \/ G99 M5 Z-Pipe Midpipe\u003c\/h2\u003e\n\u003cp\u003eGive the 2025+ BMW G90 M5 and G99 M5 Touring a sharper, more exotic exhaust note without replacing the complete catback. The LAB Z-Pipe Midpipe is designed to blend the S68 V8’s exhaust pulses, producing a smoother, higher-pitched sound as the RPM rises while reducing the muted character of the factory midpipe.\u003c\/p\u003e\n\u003cp\u003eManufactured from high-grade \u003cstrong\u003eT304 stainless steel\u003c\/strong\u003e, the system features precision bends and TIG-welded construction for durability, consistent flow, and accurate fitment. It installs between the factory downpipes and rear exhaust section and works with the OEM rear exhaust as well as compatible aftermarket systems.\u003c\/p\u003e\n\u003ch3\u003eWhy Choose the LAB Z-Pipe?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eZ-pipe pulse blending\u003c\/strong\u003e creates a smoother, more exotic V8 tone\u003c\/li\u003e\n\u003cli\u003eSharper, higher-pitched sound through the RPM range\u003c\/li\u003e\n\u003cli\u003eDesigned to reduce unwanted rasp while improving exhaust character\u003c\/li\u003e\n\u003cli\u003eT304 stainless-steel construction\u003c\/li\u003e\n\u003cli\u003ePrecision TIG-welded and formed for proper fitment\u003c\/li\u003e\n\u003cli\u003eCompatible with the factory rear exhaust and compatible aftermarket catbacks\u003c\/li\u003e\n\u003cli\u003eDoes not modify or remove the factory catalytic converters\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eDoes not cause a check-engine light when installed as intended\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2025+ BMW G90 M5 Sedan\u003c\/li\u003e\n\u003cli\u003e2025+ BMW G99 M5 Touring\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eProfessional installation is recommended.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWill the LAB Z-Pipe cause a check-engine light?\u003c\/strong\u003e\u003cbr\u003eNo. The Z-Pipe replaces the midpipe section and does not remove or alter the factory catalytic converters or emissions sensors. When installed correctly, it does not cause a check-engine light.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it require a tune?\u003c\/strong\u003e\u003cbr\u003eNo tune is required for the midpipe when used as intended.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it work with the factory exhaust?\u003c\/strong\u003e\u003cbr\u003eYes. The LAB Z-Pipe is designed to work with the factory rear exhaust system and compatible aftermarket catbacks.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill the factory exhaust valves still work?\u003c\/strong\u003e\u003cbr\u003eYes. The midpipe does not replace the factory rear exhaust valve system, so factory valve operation is retained.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does the Z-pipe design change?\u003c\/strong\u003e\u003cbr\u003eThe Z-pipe layout blends the exhaust pulses from both banks of the S68 V8. This creates a smoother, more connected tone with a sharper and more exotic pitch as RPM increases.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it eliminate all drone or rasp?\u003c\/strong\u003e\u003cbr\u003eThe system is designed to smooth the exhaust note and reduce unwanted rasp. Final cabin volume and drone can vary depending on the downpipes, rear exhaust, vehicle settings, and other modifications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs it compatible with aftermarket downpipes?\u003c\/strong\u003e\u003cbr\u003eIt can be paired with compatible factory-fitment downpipes. Catless or high-flow downpipes will substantially increase sound volume and may have their own tuning or emissions requirements.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is included?\u003c\/strong\u003e\u003cbr\u003eThe LAB Z-Pipe midpipe assembly and the installation hardware supplied with the system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow quickly does it ship?\u003c\/strong\u003e\u003cbr\u003eThis product is stocked in Southern California and normally ships within 1–2 business days.\u003c\/p\u003e","brand":"LAB","offers":[{"title":"Default Title","offer_id":53986118598939,"sku":null,"price":1550.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/3083\/4715\/files\/lab-exhaust-lab-bmw-g90-g99-m5-z-pipe-midpipe-2025-1259339335.png?v=1789781675","url":"https:\/\/westcoasteuros.com\/products\/g90-midpipe-with-z-pipe-design","provider":"West Coast Euros","version":"1.0","type":"link"}