{"product_id":"stage-1-performance-controller-bmw-m240i-m340i-m440i","title":"487 HP Stage 1 Performance Controller | BMW M240i\/M340i\/M440i","description":"\u003ch2\u003e\u003cstrong\u003ePerformance Gains\u003c\/strong\u003e\u003c\/h2\u003e  \u003ctable\u003e   \u003ctr\u003e     \u003cth\u003eOctane Rating\u003c\/th\u003e     \u003cth\u003eCategory\u003c\/th\u003e     \u003cth\u003eOEM Stock\u003c\/th\u003e     \u003cth\u003eTuned\u003c\/th\u003e   \u003c\/tr\u003e   \u003ctr\u003e     \u003ctd rowspan=\"2\"\u003e\u003cstrong\u003e93 Octane\u003c\/strong\u003e\u003c\/td\u003e     \u003ctd\u003eCalculated Flywheel Power\u003c\/td\u003e     \u003ctd\u003e436HP \/ 449TQ\u003c\/td\u003e     \u003ctd\u003e471HP \/ 495TQ\u003c\/td\u003e   \u003c\/tr\u003e   \u003ctr\u003e     \u003ctd\u003eMeasured Wheel Power\u003c\/td\u003e     \u003ctd\u003e367WHP \/ 377WTQ\u003c\/td\u003e     \u003ctd\u003e396WHP \/ 416WTQ\u003c\/td\u003e   \u003c\/tr\u003e   \u003ctr\u003e     \u003ctd rowspan=\"2\"\u003e\u003cstrong\u003e100 Octane\u003c\/strong\u003e\u003c\/td\u003e     \u003ctd\u003eCalculated Flywheel Power\u003c\/td\u003e     \u003ctd\u003e436HP \/ 449TQ\u003c\/td\u003e     \u003ctd\u003e487HP \/ 504TQ\u003c\/td\u003e   \u003c\/tr\u003e   \u003ctr\u003e     \u003ctd\u003eMeasured Wheel Power\u003c\/td\u003e     \u003ctd\u003e367WHP \/ 377WTQ\u003c\/td\u003e     \u003ctd\u003e409WHP \/ 423WTQ\u003c\/td\u003e   \u003c\/tr\u003e \u003c\/table\u003e  \u003chr\u003e  \u003ch2\u003e\u003cstrong\u003eCarBahn Performance Controller (CPC):\u003c\/strong\u003e\u003c\/h2\u003e  \u003cp\u003eThe CarBahn Performance Controller (CPC) is a \u003cstrong\u003eplug-and-play ECU\u003c\/strong\u003e that increases boost pressure in turbocharged vehicles, delivering significant horsepower and torque gains. The unit features \u003cstrong\u003eselectable maps via a Bluetooth app\u003c\/strong\u003e, allowing you to optimize performance based on fuel octane levels. The app is available for download on both iOS and Android:\u003c\/p\u003e  \u003cul\u003e   \u003cli\u003e\u003ca href=\"https:\/\/apps.apple.com\/us\/app\/tuning-pro\/id1508035080\" target=\"_blank\"\u003eApple App Store\u003c\/a\u003e\u003c\/li\u003e   \u003cli\u003e\u003ca href=\"https:\/\/play.google.com\/store\/apps\/details?id=com.sve.gmbh.tuningpro\u0026amp;hl=en_US\u0026amp;gl=US\" target=\"_blank\"\u003eGoogle Play Store\u003c\/a\u003e\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003eThese maps support \u003cstrong\u003e91, 93, and 100 octane fuels\u003c\/strong\u003e, enabling additional performance enhancements. As with all CarBahn products, an \u003cstrong\u003eoptional powertrain warranty\u003c\/strong\u003e is available for purchase.\u003c\/p\u003e  \u003cp\u003eIf you choose to upgrade to CarBahn Software in the future, you can trade in your CPC for a \u003cstrong\u003e$250 upgrade credit\u003c\/strong\u003e. If you purchased the warranty, it will transfer to the software at no additional charge.\u003c\/p\u003e  \u003chr\u003e  \u003ch2\u003e\u003cstrong\u003eEmissions Legality\u003c\/strong\u003e\u003c\/h2\u003e  \u003cp\u003eA note on \u003cstrong\u003edownpipes (removing the catalyst)\u003c\/strong\u003e: Our testing has shown that removing the catalytic converter results in only \u003cstrong\u003ean 11HP gain\u003c\/strong\u003e, significantly less than many claim. Additionally, removing the catalyst makes it difficult to pass emissions tests and is \u003cstrong\u003eillegal\u003c\/strong\u003e. We encourage keeping emissions systems intact to support cleaner air.\u003c\/p\u003e  \u003chr\u003e  \u003ch2\u003e\u003cstrong\u003eAbout Steve Dinan\u003c\/strong\u003e\u003c\/h2\u003e  \u003cp\u003eSteve Dinan has \u003cstrong\u003eover 40 years\u003c\/strong\u003e of experience in streetcar tuning. As an engine supplier, his expertise has contributed to \u003cstrong\u003ethree prototype racing championships\u003c\/strong\u003e and \u003cstrong\u003etwo overall wins at the 24 Hours of Daytona\u003c\/strong\u003e with Chip Ganassi Racing. No one knows more about tuning high-performance engines than \u003cstrong\u003eSteve Dinan\u003c\/strong\u003e.\u003c\/p\u003e  \u003chr\u003e  \u003ch2\u003e\u003cstrong\u003eWarranty Information\u003c\/strong\u003e\u003c\/h2\u003e  \u003cp\u003eCarBahn’s \u003cstrong\u003eFactory-Matching Warranty\u003c\/strong\u003e mirrors the original manufacturer’s warranty, ensuring protection for \u003cstrong\u003eup to 4 years or 50,000 miles\u003c\/strong\u003e. For claims, simply take your car to the dealership as normal, and \u003cstrong\u003ewe handle the claims process\u003c\/strong\u003e. \u003ca href=\"#\" target=\"_blank\"\u003e\u003cstrong\u003eLearn more.\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e  \u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/95hNBfVOW6M?si=syVmoZJf6_JbYJFL\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen\u003e\u003c\/iframe\u003e  ","brand":"CarBahn","offers":[{"title":"2025 \/ M240i \/ M240i xDrive \/ Add Factory Matching Warranty","offer_id":41597378920511,"sku":"CBPRC-0017W","price":1795.0,"currency_code":"USD","in_stock":true},{"title":"2025 \/ M240i \/ M240i xDrive \/ No Warranty","offer_id":41597378953279,"sku":"CBPRC-0017","price":795.0,"currency_code":"USD","in_stock":true},{"title":"2025 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