{"title":"BMW S54 Tunes","description":"\u003cp\u003eBMW staged naturally aspirated calibrations for supported S54 applications using MSS54\/MSS54HP or MSS70.\u003c\/p\u003e\u003cp\u003eChoose the vehicle and ECU carefully. Naturally aspirated stages describe calibration level; factory-turbo map-pack stages must match the stated hardware and fuel requirements. One-off, revision-based work belongs with \u003ca href=\"https:\/\/undisputedracing.com\/\" target=\"_blank\" rel=\"noopener\"\u003e\u003cstrong\u003eUNDSPTD. bespoke tuning\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e","products":[{"product_id":"e46-m3-s54-custom-tune-mss54","title":"01–06 E46 M3 S54 MSS54 N\/A Tune — Stage 1\/2\/3","description":"\u003cdiv style=\"border: 2px solid #6f4aa8; border-radius: 12px; padding: 16px; margin: 0 0 24px; background: #f7f1ff;\"\u003e\n\u003ch2 style=\"margin-top: 0;\"\u003eDIGITAL TUNE DELIVERY\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eThe tune itself is delivered by email. No physical tune is shipped, and no tracking number is expected.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eYour calibration file and applicable flashing instructions are sent to the email address used at checkout.\u003c\/li\u003e\n\u003cli\u003eComplete the Tune Configurator for the car exactly as it will be when flashed, and review every selection before checkout.\u003c\/li\u003e\n\u003cli\u003eA full ECU read is not required unless Poverty Built requests one after reviewing the order.\u003c\/li\u003e\n\u003cli\u003eFlashing software, licenses, cables, and interfaces are separate unless this listing or your order specifically says they are included.\u003c\/li\u003e\n\u003cli\u003eIf your order also includes a cable or other physical hardware, that item ships separately. A shipping label means the package is being prepared; it is not in transit until the carrier receives it.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eConfigure the car first. Choose the stage second.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis is a platform-developed, naturally aspirated calibration for \u003cstrong\u003eS54B32\u003c\/strong\u003e vehicles using \u003cstrong\u003eMSS54\/MSS54HP\u003c\/strong\u003e. \u003cstrong\u003eThe stage is not a parts list and does not tell you which modifications the car must have.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUse the Tune Configurator to describe the car exactly as it will be when the tune is flashed. Once the vehicle, engine, hardware, fuel, transmission, and requested ECU behavior are correct, choose the stage based on the level and driving character you want.\u003c\/p\u003e\n\n\u003ch2\u003eHOW TO ORDER\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfirm the ECU.\u003c\/strong\u003e Model year and chassis are not enough by themselves. The ECU identification or read must match this listing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete every product option accurately.\u003c\/strong\u003e Select only the engine, hardware, fuel, and requested features that will actually be on the car when flashed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChoose the stage.\u003c\/strong\u003e The stage determines the level and character of the calibration—not which parts you are required to install.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eExample:\u003c\/strong\u003e An intake, headers, exhaust, manifold, or cams do not automatically make a car Stage 2 or Stage 3. Select the installed parts in the options, then choose the stage that matches the performance and behavior you want. Suggested modifications can improve the result, but they are not stage requirements.\u003c\/p\u003e\n\u003cp\u003eIf the exact setup is not represented in the available options, contact us before ordering instead of selecting the closest answer.\u003c\/p\u003e\n\n\u003ch2\u003eWHAT EACH STAGE MEANS\u003c\/h2\u003e\n\u003ch3\u003eSTAGE 1 — OEM+\u003c\/h3\u003e\n\u003cp\u003eThe cleanest and simplest performance calibration. Stage 1 focuses on response, smooth power delivery, and factory-like drivability.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHardware reminder:\u003c\/strong\u003e Stage 1 does not mean stock parts only. The submitted options still tell us how the car is configured.\u003c\/p\u003e\n\n\u003ch3\u003eSTAGE 2 — PERFORMANCE\u003c\/h3\u003e\n\u003cp\u003eA more assertive naturally aspirated calibration with additional performance optimization and stronger response than Stage 1. The file is still configured around the hardware selections submitted with the order.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCommon bolt-ons are suggestions, not requirements.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eSTAGE 3 — MAXIMUM N\/A\u003c\/h3\u003e\n\u003cp\u003eThe most comprehensive and aggressive naturally aspirated calibration offered by Poverty Built for supported combinations on this platform.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMajor modifications are not automatically required.\u003c\/strong\u003e Select only the hardware actually installed on the car.\u003c\/p\u003e\n\n\u003ch2\u003eFITMENT\u003c\/h2\u003e\n\u003cul\u003e\u003cli\u003e2001–2006 BMW E46 M3 Coupe\/Convertible — S54B32, MSS54 or MSS54HP\u003c\/li\u003e\u003c\/ul\u003e\n\n\n\u003ch2\u003eWHAT IS CALIBRATED\u003c\/h2\u003e\n\u003cp\u003eDepending on the stage and options selected, the calibration may include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDrive-by-wire throttle and Sport-mode response\u003c\/li\u003e\n\u003cli\u003ePart-load and full-load fueling\u003c\/li\u003e\n\u003cli\u003eIgnition timing\u003c\/li\u003e\n\u003cli\u003eDual-VANOS intake and exhaust cam behavior\u003c\/li\u003e\n\u003cli\u003eAir\/load modeling and torque delivery\u003c\/li\u003e\n\u003cli\u003eIdle, cooling-fan, rev-limiter, and top-speed preferences where supported\u003c\/li\u003e\n\u003cli\u003eMAF or supported Alpha-N\/CSL-airbox configuration when selected\u003c\/li\u003e\n\u003cli\u003eSupported diagnostic, immobilizer, and swap configuration when selected\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTHE TUNE CONFIGURATOR IS PART OF THE ORDER\u003c\/h2\u003e\n\u003cp\u003eThe options collect the configuration and behavior needed to prepare the correct supported file. They do not determine the stage automatically. Incorrect selections can produce an incorrect file, so review the entire form before checkout.\u003c\/p\u003e\n\n\u003ch2\u003eBEFORE YOU ORDER\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eThe vehicle must be mechanically healthy. A calibration will not repair vacuum leaks, failing sensors, weak fuel delivery, ignition faults, cooling problems, low compression, or other mechanical issues.\u003c\/li\u003e\n\u003cli\u003eChoose options for the car exactly as it will be driven with this tune.\u003c\/li\u003e\n\u003cli\u003eHardware changes made after delivery may require purchasing an updated calibration.\u003c\/li\u003e\n\u003cli\u003eResults vary with vehicle condition, fuel quality, altitude, weather, and installed hardware.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWHAT YOU RECEIVE\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eA Poverty Built platform-developed calibration configured around the selections submitted with the order\u003c\/li\u003e\n\u003cli\u003eFlashing guidance for the supported MSS54\/MSS54HP process\u003c\/li\u003e\n\u003cli\u003eCorrection of a verified tune-related issue if the delivered file does not match the submitted order\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eThis is a staged Poverty Built product for supported combinations.\u003c\/strong\u003e It does not include one-off development, repeated datalog review, ongoing revisions, or later hardware changes. Builds requiring an individualized calibration process should use \u003ca href=\"https:\/\/undisputedracing.com\/\" target=\"_blank\" rel=\"noopener\"\u003e\u003cstrong\u003eUNDSPTD. bespoke tuning\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eFLASHING REQUIREMENTS\u003c\/h2\u003e\n\u003cp\u003eUse a compatible flashing method for the supported ECU. If Poverty Built needs a file read or additional ECU identification for your specific order, we will request it. \u003cstrong\u003eYou do not need to submit a full read unless asked.\u003c\/strong\u003e The customer is responsible for stable battery voltage, correct file handling, and a reliable connection during flashing.\u003c\/p\u003e\n\n\u003ch2\u003eCLOSED-COURSE \/ OFF-ROAD USE\u003c\/h2\u003e\n\u003cp\u003eAny selected option that changes the operation or reporting of emissions-related equipment is intended only for lawful closed-course competition or off-road use. You are responsible for knowing and following all laws that apply to the vehicle and location.\u003c\/p\u003e\n\n\u003ch2\u003ePOVERTY BUILT DISCLAIMER\u003c\/h2\u003e\n\u003cp\u003eBy purchasing this product, you acknowledge that ECU tuning carries risk and that Poverty Built LLC is not liable for engine failure, drivetrain damage, flashing interruption, emissions violations, losses caused by incorrect customer selections, or indirect, incidental, or consequential damages. Results depend on vehicle condition, modifications, fuel, installation quality, and the accuracy of the information submitted with the order. The vehicle must be mechanically sound and properly maintained before and after tuning. Your purchase is also subject to the posted refund and service policies.\u003c\/p\u003e","brand":"Poverty Built","offers":[{"title":"Default Title","offer_id":49280516194592,"sku":"","price":220.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0764\/3512\/8608\/files\/mss54.webp?v=1727476791"},{"product_id":"z4m-s54-custom-tune-mss70","title":"06–08 Z4 M S54 MSS70 N\/A Tune — Stage 1\/2\/3","description":"\u003cdiv style=\"border: 2px solid #6f4aa8; border-radius: 12px; padding: 16px; margin: 0 0 24px; background: #f7f1ff;\"\u003e\n\u003ch2 style=\"margin-top: 0;\"\u003eDIGITAL TUNE DELIVERY\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eThe tune itself is delivered by email. No physical tune is shipped, and no tracking number is expected.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eYour calibration file and applicable flashing instructions are sent to the email address used at checkout.\u003c\/li\u003e\n\u003cli\u003eComplete the Tune Configurator for the car exactly as it will be when flashed, and review every selection before checkout.\u003c\/li\u003e\n\u003cli\u003eA full ECU read is not required unless Poverty Built requests one after reviewing the order.\u003c\/li\u003e\n\u003cli\u003eFlashing software, licenses, cables, and interfaces are separate unless this listing or your order specifically says they are included.\u003c\/li\u003e\n\u003cli\u003eIf your order also includes a cable or other physical hardware, that item ships separately. A shipping label means the package is being prepared; it is not in transit until the carrier receives it.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eConfigure the car first. Choose the stage second.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis is a platform-developed, naturally aspirated calibration for \u003cstrong\u003eS54B32\u003c\/strong\u003e vehicles using \u003cstrong\u003eMSS70\u003c\/strong\u003e. \u003cstrong\u003eThe stage is not a parts list and does not tell you which modifications the car must have.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUse the Tune Configurator to describe the car exactly as it will be when the tune is flashed. Once the vehicle, engine, hardware, fuel, transmission, and requested ECU behavior are correct, choose the stage based on the level and driving character you want.\u003c\/p\u003e\n\n\u003ch2\u003eHOW TO ORDER\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfirm the ECU.\u003c\/strong\u003e Model year and chassis are not enough by themselves. The ECU identification or read must match this listing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete every product option accurately.\u003c\/strong\u003e Select only the engine, hardware, fuel, and requested features that will actually be on the car when flashed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChoose the stage.\u003c\/strong\u003e The stage determines the level and character of the calibration—not which parts you are required to install.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eExample:\u003c\/strong\u003e An intake, headers, exhaust, manifold, or cams do not automatically make a car Stage 2 or Stage 3. Select the installed parts in the options, then choose the stage that matches the performance and behavior you want. Suggested modifications can improve the result, but they are not stage requirements.\u003c\/p\u003e\n\u003cp\u003eIf the exact setup is not represented in the available options, contact us before ordering instead of selecting the closest answer.\u003c\/p\u003e\n\n\u003ch2\u003eWHAT EACH STAGE MEANS\u003c\/h2\u003e\n\u003ch3\u003eSTAGE 1 — OEM+\u003c\/h3\u003e\n\u003cp\u003eThe cleanest and simplest performance calibration. Stage 1 focuses on response, smooth power delivery, and factory-like drivability.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHardware reminder:\u003c\/strong\u003e Stage 1 does not mean stock parts only. The submitted options still tell us how the car is configured.\u003c\/p\u003e\n\n\u003ch3\u003eSTAGE 2 — PERFORMANCE\u003c\/h3\u003e\n\u003cp\u003eA more assertive naturally aspirated calibration with additional performance optimization and stronger response than Stage 1. The file is still configured around the hardware selections submitted with the order.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCommon bolt-ons are suggestions, not requirements.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eSTAGE 3 — MAXIMUM N\/A\u003c\/h3\u003e\n\u003cp\u003eThe most comprehensive and aggressive naturally aspirated calibration offered by Poverty Built for supported combinations on this platform.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMajor modifications are not automatically required.\u003c\/strong\u003e Select only the hardware actually installed on the car.\u003c\/p\u003e\n\n\u003ch2\u003eFITMENT\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e2006–2008 BMW E85 Z4 M Roadster — S54B32, MSS70\u003c\/li\u003e\n\u003cli\u003e2006–2008 BMW E86 Z4 M Coupe — S54B32, MSS70\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\n\u003ch2\u003eWHAT IS CALIBRATED\u003c\/h2\u003e\n\u003cp\u003eDepending on the stage and options selected, the calibration may include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDrive-by-wire throttle and Sport-mode response\u003c\/li\u003e\n\u003cli\u003ePart-load and full-load fueling\u003c\/li\u003e\n\u003cli\u003eIgnition timing\u003c\/li\u003e\n\u003cli\u003eDual-VANOS intake and exhaust cam behavior\u003c\/li\u003e\n\u003cli\u003eAir\/load modeling and torque delivery\u003c\/li\u003e\n\u003cli\u003eIdle, cooling-fan, rev-limiter, and top-speed preferences where supported\u003c\/li\u003e\n\u003cli\u003eMAF or supported Alpha-N\/airbox configuration when selected\u003c\/li\u003e\n\u003cli\u003eSupported diagnostic and immobilizer configuration when selected\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTHE TUNE CONFIGURATOR IS PART OF THE ORDER\u003c\/h2\u003e\n\u003cp\u003eThe options collect the configuration and behavior needed to prepare the correct supported file. They do not determine the stage automatically. Incorrect selections can produce an incorrect file, so review the entire form before checkout.\u003c\/p\u003e\n\n\u003ch2\u003eBEFORE YOU ORDER\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eThe vehicle must be mechanically healthy. A calibration will not repair vacuum leaks, failing sensors, weak fuel delivery, ignition faults, cooling problems, low compression, or other mechanical issues.\u003c\/li\u003e\n\u003cli\u003eChoose options for the car exactly as it will be driven with this tune.\u003c\/li\u003e\n\u003cli\u003eHardware changes made after delivery may require purchasing an updated calibration.\u003c\/li\u003e\n\u003cli\u003eResults vary with vehicle condition, fuel quality, altitude, weather, and installed hardware.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWHAT YOU RECEIVE\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eA Poverty Built platform-developed calibration configured around the selections submitted with the order\u003c\/li\u003e\n\u003cli\u003eFlashing guidance for the supported MSS70 process\u003c\/li\u003e\n\u003cli\u003eCorrection of a verified tune-related issue if the delivered file does not match the submitted order\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eThis is a staged Poverty Built product for supported combinations.\u003c\/strong\u003e It does not include one-off development, repeated datalog review, ongoing revisions, or later hardware changes. Builds requiring an individualized calibration process should use \u003ca href=\"https:\/\/undisputedracing.com\/\" target=\"_blank\" rel=\"noopener\"\u003e\u003cstrong\u003eUNDSPTD. bespoke tuning\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eFLASHING REQUIREMENTS\u003c\/h2\u003e\n\u003cp\u003eUse a compatible flashing method for the supported ECU. If Poverty Built needs a file read or additional ECU identification for your specific order, we will request it. \u003cstrong\u003eYou do not need to submit a full read unless asked.\u003c\/strong\u003e The customer is responsible for stable battery voltage, correct file handling, and a reliable connection during flashing.\u003c\/p\u003e\n\n\u003ch2\u003eCLOSED-COURSE \/ OFF-ROAD USE\u003c\/h2\u003e\n\u003cp\u003eAny selected option that changes the operation or reporting of emissions-related equipment is intended only for lawful closed-course competition or off-road use. You are responsible for knowing and following all laws that apply to the vehicle and location.\u003c\/p\u003e\n\n\u003ch2\u003ePOVERTY BUILT DISCLAIMER\u003c\/h2\u003e\n\u003cp\u003eBy purchasing this product, you acknowledge that ECU tuning carries risk and that Poverty Built LLC is not liable for engine failure, drivetrain damage, flashing interruption, emissions violations, losses caused by incorrect customer selections, or indirect, incidental, or consequential damages. Results depend on vehicle condition, modifications, fuel, installation quality, and the accuracy of the information submitted with the order. The vehicle must be mechanically sound and properly maintained before and after tuning. Your purchase is also subject to the posted refund and service policies.\u003c\/p\u003e","brand":"Poverty Built","offers":[{"title":"Default Title","offer_id":49299536871712,"sku":null,"price":220.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0764\/3512\/8608\/files\/mss54.webp?v=1727476791"}],"url":"https:\/\/povertybuilt.com\/collections\/bmw-s54-tunes.oembed","provider":"Poverty Built","version":"1.0","type":"link"}