{"product_id":"ams-performance-bmw-g8x-m2-m3-m4-s58-intakes","title":"AMS Performance BMW G8X M2\/M3\/M4 S58 Intakes","description":"\u003ch2\u003eOVERVIEW\u003c\/h2\u003e\n\u003cp\u003eUnlock the full potential of your M2, M3, or M4 with the AMS Performance G8X S58 Air Intakes. Oversized cast aluminum turbo inlet elbows — up to 128% larger than stock — provide a direct, unobstructed path to the compressor wheels, while your choice of enclosed carbon fiber lids or an open-top configuration lets you tailor the look, sound, and airflow to your preference.\u003c\/p\u003e\n\u003ch2\u003eSPECS\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCast aluminum turbo inlet elbows up to 128% larger than stock\u003c\/li\u003e\n\u003cli\u003eChoice of premium carbon fiber lids (magnetic fasteners for easy filter servicing) or open-top configuration with powder-coated trim and stainless hardware\u003c\/li\u003e\n\u003cli\u003eOptimized ducting and silicone coupler geometry minimizes turbulence and pressure drop\u003c\/li\u003e\n\u003cli\u003eDry filter media for long-term reliability and easy maintenance\u003c\/li\u003e\n\u003cli\u003eIndependently tested by ECU calibrator Sam Barros on a 2023 M3 Competition xDrive: +86 whp peak gain over stock at 5900 RPM, averaging +66 whp above 5000 RPM\u003c\/li\u003e\n\u003cli\u003eMAF-flowbench tested against OEM and two leading competitor intakes under identical conditions simulating ~600 whp S58 demand — factory intake showed -2.15 psi of depression (significant restriction), competitors only marginally better\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePARTS INCLUDED\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCast aluminum turbo inlet elbows (pair)\u003c\/li\u003e\n\u003cli\u003eDry air filters\u003c\/li\u003e\n\u003cli\u003eCarbon fiber lids (Carbon Lids variant) or powder-coated open-top trim (Open Top variant), per selection\u003c\/li\u003e\n\u003cli\u003eSilicone couplers, clamps, and hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTECH RESOURCES\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eRecommended companion: \u003ca href=\"\/products\/ams-performance-bmw-g8x-m2-m3-m4-s58-heat-exchanger\"\u003eAMS G8X S58 Heat Exchanger\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eInstall instructions (PDF): \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0961\/4226\/2579\/files\/AMS-Performance-BMW-G8X-M2-M3-M4-Intake-Install-Instructions-2025-09-16.pdf?v=1785460189\" rel=\"noopener\" target=\"_blank\"\u003eAMS G8X S58 Intake Install Guide\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eInstall\/overview video: \u003ca href=\"https:\/\/www.youtube.com\/watch?v=TENjuoyPeu4\" rel=\"noopener\" target=\"_blank\"\u003eAMS G8X S58 Intakes (YouTube)\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePART NUMBER\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eOpen Top Airbox — AMS.48.08.0001-1\u003c\/li\u003e\n\u003cli\u003eCarbon Lids (with magnets) — AMS.48.08.0001-2\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eVEHICLE APPLICATIONS\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eChassis\u003c\/th\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eM2\u003c\/td\u003e\n\u003ctd\u003eG87\u003c\/td\u003e\n\u003ctd\u003eS58\u003c\/td\u003e\n\u003ctd\u003e2023+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eM3 (incl. Competition)\u003c\/td\u003e\n\u003ctd\u003eG80\/G81\u003c\/td\u003e\n\u003ctd\u003eS58\u003c\/td\u003e\n\u003ctd\u003e2021+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMW\u003c\/td\u003e\n\u003ctd\u003eM4 (incl. Competition)\u003c\/td\u003e\n\u003ctd\u003eG82\/G83\u003c\/td\u003e\n\u003ctd\u003eS58\u003c\/td\u003e\n\u003ctd\u003e2021+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"AMS Performance","offers":[{"title":"Open Top Airbox","offer_id":53627836203315,"sku":"AMS.48.08.0001-1","price":999.95,"currency_code":"USD","in_stock":true},{"title":"Carbon Lids with Magnets","offer_id":53627836236083,"sku":"AMS.48.08.0001-2","price":1499.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0961\/4226\/2579\/files\/AMS-Performance-BMW-G8X-M2-M3-M4-S58-Intakes-1.jpg?v=1783455605","url":"https:\/\/x58cartel.com\/products\/ams-performance-bmw-g8x-m2-m3-m4-s58-intakes","provider":"x58cartel","version":"1.0","type":"link"}