{"product_id":"k-n-57-1003-performance-air-intake-system","title":"K\u0026N 57-1003 Cold Air Intake Kit (CAI) for BMW M3 E46 S54B32 3.2L 2001-2005 | FIPK High-Flow Induction | Open Cone Performance Air Filter System | Bolt-On Intake Upgrade","description":"\u003cdiv class=\"product__description rte\"\u003e\n  \u003cdiv\u003e\n    \n    \u003ch2\u003e\u003cstrong\u003eK\u0026amp;N 57-1003 Intake Kit for BMW E46 M3 S54 3.2\u003c\/strong\u003e\u003c\/h2\u003e\n    \u003cp\u003eUnlock the S54’s character with the K\u0026amp;N 57-1003 induction upgrade. This premium open-filter conversion replaces the restrictive factory airbox on the E46 M3, giving your straight-six a freer-breathing setup, crisp throttle pick-up and that addictive motorsport-style intake note enthusiasts love.\u003c\/p\u003e\n    \u003cp\u003eAt MJ Modifications we have installed this kit on our own cars and for many E46 M3 owners. Feedback has been consistently excellent, with drivers praising the sharper response through the rev range and the richer, more engaging induction sound without compromising day-to-day drivability.\u003c\/p\u003e\n    \n    \u003ch3\u003e\u003cstrong\u003eWhy choose the 57-1003 for your E46 M3?\u003c\/strong\u003e\u003c\/h3\u003e\n    \u003cul\u003e\n      \u003cli\u003eDirect-fit conversion tailored for the BMW M3 E46 with the 3.2 straight-six S54 engine\u003c\/li\u003e\n      \u003cli\u003eFree-flow design to reduce intake restriction and let the engine breathe\u003c\/li\u003e\n      \u003cli\u003eNoticeably enhanced induction tone for a more engaging driving experience\u003c\/li\u003e\n      \u003cli\u003eSimple bolt-on installation with no cutting of bodywork required\u003c\/li\u003e\n      \u003cli\u003eReusable K\u0026amp;N filter element for long-term serviceability\u003c\/li\u003e\n      \u003cli\u003eTrusted by enthusiasts for fast-road and track-day builds\u003c\/li\u003e\n    \u003c\/ul\u003e\n    \n    \u003cp\u003eIf you want a straightforward, proven intake solution for your S54B32, the K\u0026amp;N 57-1003 is a top pick for sound, response and quality.\u003c\/p\u003e\n    \n    \u003ch4\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/h4\u003e\n    \u003cp\u003e\u003cstrong\u003e57-1003\u003c\/strong\u003e\u003c\/p\u003e\n    \n    \u003ch3\u003e\u003cstrong\u003eVehicle Fitment\u003c\/strong\u003e\u003c\/h3\u003e\n    \u003cp\u003eBMW M3 E46 3.2 S54, model years 2001 to 2005.\u003c\/p\u003e\n    \n    \u003ch3\u003e\u003cstrong\u003eCompatibility Check\u003c\/strong\u003e\u003c\/h3\u003e\n    \u003cp\u003eNot sure it suits your car? We can verify fitment prior to dispatch. Add your UK registration or the last 7 of your VIN at checkout and our team will confirm compatibility.\u003c\/p\u003e\n    \n    \u003ch3\u003e\u003cstrong\u003eProfessional Fitting\u003c\/strong\u003e\u003c\/h3\u003e\n    \u003cp\u003eWant it installed correctly the first time? MJ Modifications offers professional fitting at our Warwickshire workshop. For a quote, email \u003ca href=\"mailto:info@mjmodifications.co.uk\"\u003einfo@mjmodifications.co.uk\u003c\/a\u003e. We are happy to advise on compatibility, supply and installation.\u003c\/p\u003e\n    \n    \u003ch3\u003e\u003cstrong\u003ePopular Search Terms\u003c\/strong\u003e\u003c\/h3\u003e\n    \u003cp\u003e\n      K\u0026amp;N 57-1003 intake kit UK, BMW E46 M3 S54 induction upgrade, open cone filter M3 E46, S54B32 intake kit, E46 M3 air filter conversion, K and N intake for E46 M3 2001 2002 2003 2004 2005, reusable performance filter BMW M3, M3 E46 ram air style kit, E46 M3 sound upgrade intake, straight six S54 induction roar, E46 M3 engine breathing mod, BMW M3 performance parts UK, K\u0026amp;N filter kit 57 1003, plug and play intake BMW M3, track day intake E46, high flow filter system M3 E46.\n    \u003c\/p\u003e\n    \n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"K\u0026N","offers":[{"title":"Default Title","offer_id":56008662057346,"sku":null,"price":399.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0871\/5445\/8937\/files\/57-1003_2.webp?v=1764090364","url":"https:\/\/mjmodifications.co.uk\/products\/k-n-57-1003-performance-air-intake-system","provider":"MJ Modifications","version":"1.0","type":"link"}