{"product_id":"afe-power-bmw-magnum-force-stage-2-intake-system-cover-135i-335i-x1","title":"aFe POWER Magnum FORCE Stage-2 Intake Airbox Cover for BMW N55 135i, 335i \u0026 X1 (E82\/E88\/E90\/E92\/E93\/E84) – Part 54-31918-B – Fits aFe 52-31912","description":"\u003cdiv\u003e\n  \u003ch2\u003eGenuine aFe Stage 2 Air Filter Housing Lid for BMW N55 E82 E88 E90 E92 E93 E84 - Part No. 54-31918-B - suits aFe kit 52-31912\u003c\/h2\u003e\n\n  \u003cp\u003e\n    Tidy your engine bay and enjoy a more refined induction note with this premium aFe housing lid, engineered to clip onto the aFe Stage 2 lower airbox. Constructed from tough vacuum-formed ABS with a smart riveted aFe badge, it delivers a clean OEM-plus finish while keeping airflow unobstructed and reducing unwanted intake roar. Ideal for daily-driven cars and fast-road builds that want performance without the extra cabin noise.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eWhy this airbox lid is a winner\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eDesigned to work specifically with the aFe Stage 2 lower box for the N55 turbo straight-six.\u003c\/li\u003e\n    \u003cli\u003eClips on in minutes using factory-style tabs and locations, no drilling or trimming required.\u003c\/li\u003e\n    \u003cli\u003eDurable ABS construction resists heat and vibration for long-term reliability.\u003c\/li\u003e\n    \u003cli\u003eStealth black finish elevates the look of the bay and complements factory plastics.\u003c\/li\u003e\n    \u003cli\u003eReal-world proven by us on shop cars and customer vehicles with excellent feedback on fit, finish and sound quality.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003ePart numbers\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eaFe part number: 54-31918-B\u003c\/li\u003e\n    \u003cli\u003eCompatible intake system: aFe Stage 2 kit 52-31912\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eApplications\u003c\/h3\u003e\n  \u003cp\u003e\n    For E-series BMW models running the N55 3.0 petrol turbo engine and the aFe Stage 2 intake base:\n  \u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003eBMW 135i E82 coupe and E88 convertible 2011 to 2013\u003c\/li\u003e\n    \u003cli\u003eBMW 335i E90 saloon 2011\u003c\/li\u003e\n    \u003cli\u003eBMW 335i E92 coupe and E93 cabriolet 2011 to 2013\u003c\/li\u003e\n    \u003cli\u003eBMW 335i xDrive E90 E92 E93 2011 to 2013\u003c\/li\u003e\n    \u003cli\u003eBMW X1 E84 N55 2013 to 2015\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cp\u003e\u003cstrong\u003eFitment note:\u003c\/strong\u003e This lid only fits the aFe Stage 2 lower airbox base 52-31912. It is not a replacement for the factory airbox top on its own.\u003c\/p\u003e\n\n  \u003ch3\u003eSpec highlights\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eMaterial: vacuum-formed ABS plastic\u003c\/li\u003e\n    \u003cli\u003eFinish: textured black with metal aFe emblem\u003c\/li\u003e\n    \u003cli\u003eFunction: quietens induction sound while retaining flow from the open-element filter\u003c\/li\u003e\n    \u003cli\u003eInstall: tool-free clip-on design using OE-style points\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eInstallation and fitting support\u003c\/h3\u003e\n  \u003cp\u003e\n    Home install is straightforward thanks to the clip-on design. Prefer professional fitting or a same-day service? Book in with MJ Modifications in Warwickshire. Request a fitting quote via \u003ca href=\"mailto:info@mjmodifications.co.uk\"\u003einfo@mjmodifications.co.uk\u003c\/a\u003e.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eCompatibility check\u003c\/h3\u003e\n  \u003cp\u003e\n    For peace of mind we can verify fitment before dispatch. Add your UK registration or last 7 of the VIN at checkout and our team will confirm this lid matches your E-series N55 with the correct aFe Stage 2 base.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eWarranty\u003c\/h3\u003e\n  \u003cp\u003e\n    Backed by a one year aFe warranty.\n  \u003c\/p\u003e\n\n  \u003ch3\u003ePopular searches this item covers\u003c\/h3\u003e\n  \u003cp\u003e\n    BMW N55 induction lid, air filter housing cover for E90 E92 E93, 135i airbox top E82 E88, X1 E84 N55 air cleaner lid, BMW 3 Series turbo intake cover, heat shield top for aFe system, performance intake lid UK, engine bay dress up cover, aFe 54-31918-B, aFe 52-31912 compatible cover, E-series N55 intake housing cap, quiet intake lid, air intake shroud, BMW performance parts UK, MJ Modifications Warwickshire fitting.\n  \u003c\/p\u003e\n\u003c\/div\u003e","brand":"aFe","offers":[{"title":"Default Title","offer_id":55974819168642,"sku":null,"price":86.98,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0871\/5445\/8937\/files\/aFe_POWER_BMW_Magnum_FORCE_Stage-2_Intake_System_Cover_135i_335i_X1_-_1_1946x_d1350ac2-963b-4c07-b109-268615bacfbe.jpg?v=1763315871","url":"https:\/\/mjmodifications.co.uk\/products\/afe-power-bmw-magnum-force-stage-2-intake-system-cover-135i-335i-x1","provider":"MJ Modifications","version":"1.0","type":"link"}