{"product_id":"maxton-design-gloss-black-spoiler-extension-bmw-1-series-f40-135i-2019","title":"Maxton Design Gloss\/Piano Black Rear Spoiler Lip, Roof Spoiler Add-On \u0026 Boot Tailgate Wing Cap for BMW 1 Series F40 M135i (2019+, incl xDrive) | Rear Wing Extension | ABS OEM Style | 3M Tape | M135i Only","description":"\u003cdiv\u003e\n  \u003ch2\u003eHigh gloss boot lip spoiler add‑on for BMW F40 M135i 2019 onwards\u003c\/h2\u003e\n\n  \u003cp\u003eGive your BMW F40 M135i hatch a sharper, motorsport-inspired rear end with this genuine Maxton Design piano black tailgate wing cap. Precision-moulded for the M135i only, this rear aero trim delivers a clean, factory-plus look that perfectly follows the OE roof spoiler while adding a bolder, sportier edge. It is the ideal styling upgrade for owners wanting subtle aggression without compromising daily usability.\u003c\/p\u003e\n\n  \u003ch2\u003eCompatibility\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eBMW 1 Series F40 M135i 2019 onwards, including all-wheel drive models\u003c\/li\u003e\n    \u003cli\u003eNot suitable for M Sport or any other F40 variants\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003eWhy enthusiasts choose this rear wing cap\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eAuthentic Maxton Design piece in a deep, high gloss black finish for a premium, factory-style appearance\u003c\/li\u003e\n    \u003cli\u003eAutomotive-grade ABS construction for durability, impact resistance and everyday road use\u003c\/li\u003e\n    \u003cli\u003eSupplied with pre-fitted 3M VHB automotive tape for a simple, drill-free install\u003c\/li\u003e\n    \u003cli\u003eDesigned specifically to sit over the standard M135i roof spoiler for a seamless, integrated look\u003c\/li\u003e\n    \u003cli\u003eTransforms the stance of the rear hatch with purposeful aero styling that remains tasteful\u003c\/li\u003e\n    \u003cli\u003eProtected in transit by a peel-off transport film to keep the surface pristine\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cp\u003eWe run Maxton components on our own cars and customer builds, and the feedback on this M135i rear lip spoiler has been consistently excellent for fitment, finish and overall impact. It is a best-selling exterior styling upgrade for the BMW F40 M135i.\u003c\/p\u003e\n\n  \u003ch2\u003eWhat’s included\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eRear spoiler add-on with pre-applied 3M tape\u003c\/li\u003e\n    \u003cli\u003eDegreasing wipe\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cp\u003eFitting guide: \u003ca href=\"https:\/\/www.maxtondesign.co.uk\/pdf\/cap-spoiler_fitting-manual-maxton.pdf\" target=\"_blank\" rel=\"nofollow noopener\"\u003eView Maxton Design spoiler installation manual\u003c\/a\u003e\u003c\/p\u003e\n\n  \u003ch2\u003eFitting and installation\u003c\/h2\u003e\n  \u003cp\u003eProfessional installation is recommended for the best alignment and bond. For expert fitting, book with MJ Modifications in Warwickshire. Request a quote: \u003ca href=\"mailto:info@mjmodifications.co.uk\"\u003einfo@mjmodifications.co.uk\u003c\/a\u003e.\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003eAlways test-fit before removing the adhesive backing\u003c\/li\u003e\n    \u003cli\u003eThoroughly clean and degrease the contact area to maximise adhesion\u003c\/li\u003e\n    \u003cli\u003eApply firm, even pressure along the full length and allow the tape to cure\u003c\/li\u003e\n    \u003cli\u003eAvoid washing the vehicle for at least 24 hours after installation\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003eMaterial and finish\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eMaterial: ABS plastic for strength with a degree of flexibility\u003c\/li\u003e\n    \u003cli\u003eFinish: High gloss black\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003eABS is widely used in OEM exterior parts thanks to its stability, impact resistance and suitability for daily driving conditions.\u003c\/p\u003e\n\n  \u003ch2\u003eAuthenticity and returns\u003c\/h2\u003e\n  \u003cp\u003eThis is a genuine Maxton Design product. A holographic verification label confirms authenticity. Do not remove the hologram unless you intend to keep the item, as removal will void return eligibility.\u003c\/p\u003e\n\n  \u003ch2\u003eProtective film\u003c\/h2\u003e\n  \u003cp\u003eA thin vacuum-sealed protective film is applied to prevent transport marks. Remove this layer to reveal the gloss finish. Any light marks seen prior to removal are on the film, not the surface itself.\u003c\/p\u003e\n\n  \u003ch2\u003ePopular searches\u003c\/h2\u003e\n  \u003cp\u003eBMW F40 M135i rear wing cap, piano black boot spoiler, hatchback tailgate lip, M135i roof spoiler add-on, BMW 1 Series F40 rear aero trim, Maxton rear wing extension, performance styling for BMW M135i, high gloss black spoiler for M135i 2019 onwards, BMW F40 hatch spoiler upgrade, M135i AWD rear lip.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Performance M","offers":[{"title":"Default Title","offer_id":55976309817730,"sku":"MAX-BM-1-40-M-CAP1G","price":134.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0871\/5445\/8937\/files\/20211005103643_615c2abbb59d9__40976.1658396249.jpg?v=1763332950","url":"https:\/\/mjmodifications.co.uk\/products\/maxton-design-gloss-black-spoiler-extension-bmw-1-series-f40-135i-2019","provider":"MJ Modifications","version":"1.0","type":"link"}