{"product_id":"karbonius-carbon-fibre-airbox-csl-s54-swap-bmw-e30-z3m","title":"Karbonius Carbon Fibre CSL-Style Airbox for BMW E30 S54 Swap – S54 ITB Carbon Intake Plenum, E46 M3 CSL Sound","description":"\u003ch2\u003eKarbonius Carbon Fibre CSL-Style Airbox for BMW E30 S54 Swap\u003c\/h2\u003e\n\n\u003cp\u003eUnlock the iconic E46 M3 CSL induction sound and sharper throttle response on your BMW E30 S54 swap with the Karbonius carbon fibre airbox. Handcrafted in Spain using 100% prepreg carbon fibre and cured in an autoclave under ISO 9001 quality standards, this CSL-style intake delivers lightweight performance, exceptional build quality and that addictive S54 ITB roar.\u003c\/p\u003e\n\n\u003cp\u003eWe have run this airbox on our own S54 builds and customer cars. Feedback is consistently outstanding for sound quality, drivability and craftsmanship. If you want the ultimate CSL sound and a premium carbon intake solution for your E30 S54 conversion, this is the one to choose.\u003c\/p\u003e\n\n\u003ch3\u003eWhy choose the Karbonius CSL airbox for your S54 swap\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eLegendary CSL induction noise from the S54’s individual throttle bodies\u003c\/li\u003e\n  \u003cli\u003eAppreciable gains in power and throttle response with a free-flowing carbon plenum\u003c\/li\u003e\n  \u003cli\u003e100% prepreg carbon fibre, autoclave cured for strength, rigidity and light weight\u003c\/li\u003e\n  \u003cli\u003eAerodynamic, aggressive appearance with a factory-plus finish\u003c\/li\u003e\n  \u003cli\u003eCNC machined aluminium components and aluminium threads\u003c\/li\u003e\n  \u003cli\u003eStainless steel hardware and reinforcement at all key stress points\u003c\/li\u003e\n  \u003cli\u003eEach piece is individually numbered with a certificate of authenticity\u003c\/li\u003e\n  \u003cli\u003eBacked by a 2 year manufacturer warranty against defects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eE30 S54 swap specific design\u003c\/h3\u003e\n\u003cp\u003eThe standard E46 CSL airbox does not correctly clear the E30 chassis when using an S54 engine. Karbonius have refined the rear section near the brake servo for proper E30 fitment and day-to-day drivability.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eModified rear section for E30 chassis clearance near the servo\u003c\/li\u003e\n  \u003cli\u003eFront inner canalisation duct is not included on this version\u003c\/li\u003e\n  \u003cli\u003eRecommendation: fit a smaller brake booster to prevent any contact in tight engine bays\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKit contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eKarbonius carbon fibre airbox\u003c\/li\u003e\n  \u003cli\u003eCertificate of authenticity\u003c\/li\u003e\n  \u003cli\u003eM Power sticker\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eAir filter is not included and is available separately.\u003c\/p\u003e\n\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eBMW E30 with S54 engine swap\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eIf you are working on a BMW Z3 M S54 project, please contact us to confirm compatibility before ordering.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eInstallation difficulty: Medium\u003c\/li\u003e\n  \u003cli\u003eNo cutting or drilling of the chassis required\u003c\/li\u003e\n  \u003cli\u003eSeveral OEM components may need to be changed during installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWant it fitted professionally and correctly first time? Nforcd offer installation services in Warwickshire. Request a fitting quote at \u003ca href=\"mailto:Sales@nforcd.com\"\u003eSales@nforcd.com\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eQuality and warranty\u003c\/h3\u003e\n\u003cp\u003eManufactured in Spain by qualified technicians under ISO 9001 Management Quality System rules. Every piece is 100% prepreg carbon fibre, autoclave cured and individually numbered to guarantee authenticity. Includes a 2 year warranty against manufacturing defects.\u003c\/p\u003e\n\n\u003ch3\u003ePopular search terms\u003c\/h3\u003e\n\u003cp\u003eKarbonius carbon fibre airbox, CSL airbox S54, BMW E30 S54 swap intake, CSL style intake E30, BMW S54 carbon airbox, E46 M3 CSL sound on E30, S54 ITB airbox, carbon fibre plenum S54, E30 S54 conversion parts, performance intake BMW S54, E30 CSL airbox upgrade, Karbonius UK, BMW E30 carbon intake, S54 swap parts UK, CSL induction kit S54.\u003c\/p\u003e","brand":"Karbonius","offers":[{"title":"1x1 \/ Gloss","offer_id":53961120645505,"sku":"E30AD01 - 1x1G","price":1949.99,"currency_code":"GBP","in_stock":true},{"title":"1x1 \/ Matte","offer_id":53961120678273,"sku":null,"price":1999.99,"currency_code":"GBP","in_stock":true},{"title":"2x2 \/ Gloss","offer_id":53961120711041,"sku":null,"price":1899.99,"currency_code":"GBP","in_stock":true},{"title":"2x2 \/ Matte","offer_id":53961120743809,"sku":null,"price":1949.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/9465\/6700\/files\/karbonius-carbon-fibre-airbox-csl-s54-swap-bmw-e30-878763.jpg?v=1735826228","url":"https:\/\/www.nforcd.com\/products\/karbonius-carbon-fibre-airbox-csl-s54-swap-bmw-e30-z3m","provider":"Nforcd","version":"1.0","type":"link"}