{"product_id":"single-outlet-rear-diffuser-lip-bmw-1-series-f20-f21-m135i-m140i-m-sport-lci-2015-2019","title":"Single Outlet Rear Diffuser Lip — BMW 1 Series F20\/F21 M135i\/M140i M-Sport LCI (2015–2019)","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eUpgrade your BMW 1 Series rear bumper with the NightLine Single Outlet Diffuser Lip. Designed around a centralised single exhaust cut-out, this splitter gives F20\/F21 M135i, M140i and M-Sport LCI models a clean, race-inspired finish.\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eSingle outlet cut-out for a centred exhaust setup\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003ePerfect fitment for F20\/F21 M135i\/M140i M-Sport LCI (2015–2019)\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eGloss black ABS construction — durable and impact resistant\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eBolt-on fitment, no permanent modifications required\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eSplitter-style fins channel airflow for a track-day look\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNote: allow extra time for shipping as these are made upon order.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eFits: BMW 1 Series F20\/F21 M135i \/ M140i \/ M-Sport LCI (2015–2019)\u003c\/p\u003e","brand":"Nightline Performance","offers":[{"title":"Single","offer_id":53451937612123,"sku":"14:200004890#Dual Side With O","price":125.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/0494\/2427\/files\/ChatGPTImageJun26_2026_02_50_29PM.png?v=1782491767","url":"https:\/\/nightline.store\/products\/single-outlet-rear-diffuser-lip-bmw-1-series-f20-f21-m135i-m140i-m-sport-lci-2015-2019","provider":"NightLine","version":"1.0","type":"link"}