{"product":{"id":10933083111766,"title":"MST Performance Inlet Pipe Kit – BMW 2 Series G42 G87 3.0T B58 2021+ \u0026 more | MST-BW-B5812H","body_html":"\u003ch2\u003eSummary\u003c\/h2\u003e\u003cp\u003eThis MST Performance turbo inlet pipe gives the B58 Gen 2 a larger, smarter airway into the turbocharger: an aluminium alloy pipe with a golf-ball textured interior for optimised airflow, fitting the BMW M240i (G42\/G87 range), M340i (G20\/G80\/G28), M440i (G22\/G23\/G82\/G83), Z4 M40i and Toyota GR Supra. It bolts on directly with no cutting, works with the factory airbox or MST intakes, and includes bushing support for both standard and upgraded turbochargers.\u003c\/p\u003e\u003ch2\u003eBest For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eB58 owners replacing the restrictive factory inlet with an engineered aluminium part\u003c\/li\u003e\n\u003cli\u003eCars on standard turbos now, with an upgrade path already in mind\u003c\/li\u003e\n\u003cli\u003eSupra and Z4 builds matching inlet hardware to an existing MST intake\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eKey Specs\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eManufacturer: MST Performance\u003c\/li\u003e\n\u003cli\u003eProduct Type: Turbo inlet pipe kit\u003c\/li\u003e\n\u003cli\u003eSKU: MST-BW-B5812H\u003c\/li\u003e\n\u003cli\u003eVehicle Application: B58 Gen 2 — BMW 2, 3 and 4 Series, Z4 M40i and Toyota GR Supra (full list below)\u003c\/li\u003e\n\u003cli\u003eMaterial: Aluminium alloy pipe with golf-ball textured interior\u003c\/li\u003e\n\u003cli\u003eCompatibility: Factory airbox or MST intakes; bushings for standard or upgraded turbo\u003c\/li\u003e\n\u003cli\u003eInstall: Direct bolt-on with no cutting or modification\u003c\/li\u003e\n\u003cli\u003eBuyer Check: The PCV heater is removed during fitting, which stores an error code\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eThe Golf-Ball Bore, Explained\u003c\/h2\u003e\u003cp\u003eLike a golf ball's dimples, the textured internal surface manages the boundary layer of air moving through the pipe — MST's approach to raising flow without simply making an enormous inlet. It is a distinctly engineered alternative to the \u003ca href=\"\/products\/mst-performance-cold-air-intake-system-bmw-2-series-g42-g87-3-0t-b58-2021-more-mst-bw-b5806h\"\u003eOEM-style B58 inlet kit\u003c\/a\u003e, and pairs naturally with the \u003ca href=\"\/products\/mst-performance-cold-air-intake-system-bmw-4-series-g22-g23-g82-g83-3-0t-b58-2019-mst-bw-b5802\"\u003eMST B58 4 Series cold air intake\u003c\/a\u003e.\u003c\/p\u003e\u003ch2\u003eFitment And Setup Checks\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eConfirm your engine is the B58 Gen 2: 2 Series 2021+, 3 Series 2020+, 4 Series 2019+, Z4 2018+, GR Supra 2019+\u003c\/li\u003e\n\u003cli\u003eFitting removes the PCV heater, which will result in a stored error code — decide whether that suits your car before ordering\u003c\/li\u003e\n\u003cli\u003eState your turbo (standard or upgraded) when ordering so the correct bushing arrangement is confirmed\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eMST Performance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eTurbo inlet pipe kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003eMST-BW-B5812H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVehicle Application\u003c\/td\u003e\n\u003ctd\u003eBMW 2 Series G42 G87 3.0T B58 2021+; BMW 3 Series G20 G80 G28 3.0T B58 2020+; BMW 4 Series G22 G23 G82 G83 3.0T B58 2019+; BMW Z4 G29 M40i 3.0T B58 2018+; Toyota Supra A90 A91 3.0 GR 2019+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eAluminium alloy, golf-ball textured interior\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eOEM airbox or MST intakes; standard or upgraded turbo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstall\u003c\/td\u003e\n\u003ctd\u003eDirect bolt-on, no cutting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eWill it work with my standard airbox?\u003c\/h3\u003e\u003cp\u003eYes — it is designed for the factory airbox or MST's intakes, so you can fit it now and change the intake side later without redoing the inlet.\u003c\/p\u003e\u003ch3\u003eDoes it support an upgraded turbocharger?\u003c\/h3\u003e\u003cp\u003eMST includes bushing support for both the standard turbo and upgrade turbos, making this a part that stays with the car as the build progresses.\u003c\/p\u003e\u003ch3\u003eWhat about the stored error code?\u003c\/h3\u003e\u003cp\u003eThe PCV heater is removed as part of the install and the car logs an error code as a result. It is a documented characteristic of the design — weigh it up before purchase.\u003c\/p\u003e","vendor":"MST Performance","product_type":"Intake Pipework","created_at":"2026-07-03T12:59:48+01:00","handle":"mst-performance-cold-air-intake-system-bmw-2-series-g42-g87-3-0t-b58-2021-more-mst-bw-b5812h","updated_at":"2026-08-21T08:30:45+01:00","published_at":"2026-07-03T12:59:48+01:00","template_suffix":null,"published_scope":"global","tags":"brand:mst-performance, cat:air-intake, dept:performance-parts, fits:bmw-2-series, fits:bmw-3-series, fits:bmw-4-series, fits:bmw-z4, fits:toyota-supra, make:bmw, make:toyota, type:intake-pipe","variants":[{"id":54418521653590,"product_id":10933083111766,"title":"Default Title","price":"335.92","sku":"MST-BW-B5812H","position":1,"compare_at_price":"","fulfillment_service":"manual","inventory_management":null,"option1":"Default 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