{"product_id":"cotton-panel-air-filter-i-bmw-n55-f2x-i-f3x-i-m135i-i-m235i-i-335i-i-435i","title":"BMW N55 F20 F21 F30 F31 F32 F33 M135i M235i 335i 435i panel air filter","description":"\u003cp\u003eDirect-fit cotton gauze panel filter for BMW N55 engines in F20, F21, F30, F31, F32 and F33 chassis - including M135i, M235i, 335i and 435i models. Drops straight into the OE airbox; no cutting, no brackets, no remap.\u003c\/p\u003e\u003cp\u003eLab-tested to deliver up to +15 Nm torque on stock N55. Sharper throttle response, richer induction note and better turbo breathing - all without compromising filtration.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWashable and reusable\u003c\/strong\u003e: Clean every 15,000 miles, lasts the engine’s life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo fitment guesswork\u003c\/strong\u003e: Designed specifically for UK-spec N55 airboxes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits fast road and track day builds\u003c\/strong\u003e: A genuine stage 1 upgrade that works with stock or mild ECU tuning\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MMR","offers":[{"title":"Default Title","offer_id":54384986947927,"sku":"MMR01-0102","price":65.51,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1038\/4575\/7271\/files\/N55_1.jpg?v=1787159204","url":"https:\/\/cuzracecars.com\/products\/cotton-panel-air-filter-i-bmw-n55-f2x-i-f3x-i-m135i-i-m235i-i-335i-i-435i","provider":"Cuz Race Cars","version":"1.0","type":"link"}