{"product_id":"bigboost-bmw-toyota-gen-1-b58-f20-f22-f30-efr-turbo-kit-inc-m140i-m240i-340i-440i","title":"B58 Gen 1 \u0026 TU 6-port turbo kit - BorgWarner EFR 8374 \/ 8474 \/ 9174","description":"\u003cp\u003eFull single-turbo conversion for B58 Gen 1 and B58 TU 6-port engines - fits M140i, M240i, 340i, 440i, X3 M40i (F20-F36, G01). No adapters, no guesswork.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBigBoost twin-scroll manifold\u003c\/strong\u003e - 40% larger runners, external wastegate port for precise boost control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete system\u003c\/strong\u003e - 4\" aluminium inlet, lower boost pipe, aviation stainless oil feed lines, Smart Seal clamps, engraved heat shield, VPE V-band\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTurbo options\u003c\/strong\u003e - EFR 8374 (650 whp), 8474 \/ 9174 (750 whp), 9280 (1000 whp)\u003c\/li\u003e\n\u003cli\u003eIncludes all gaskets, coolant hoses, oil lines and EWG linkage - ready to bolt on\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eRequires custom tuning (MHD or BM3 recommended). Fast road or track day use - not a daily-driver compromise.\u003c\/p\u003e","brand":"BigBoost","offers":[{"title":"8374","offer_id":54381867008343,"sku":null,"price":5459.99,"currency_code":"GBP","in_stock":true},{"title":"8474","offer_id":54381867041111,"sku":null,"price":5564.99,"currency_code":"GBP","in_stock":true},{"title":"9174","offer_id":54381867073879,"sku":null,"price":5354.99,"currency_code":"GBP","in_stock":true},{"title":"9280","offer_id":54381867106647,"sku":null,"price":5827.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1038\/4575\/7271\/files\/EFRB58_1024x1024_1a5231ff-b6f9-4dc7-9b4f-e06872142371.webp?v=1787136824","url":"https:\/\/cuzracecars.com\/products\/bigboost-bmw-toyota-gen-1-b58-f20-f22-f30-efr-turbo-kit-inc-m140i-m240i-340i-440i","provider":"Cuz Race Cars","version":"1.0","type":"link"}