{"product_id":"vtt-ignition-coil-kits","title":"VTT Ignition Coil Kits","description":"\u003ch2\u003eVTT High-Performance Ignition Coils\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBMW N5X • B58 \/ S58 \/ B48 • VAG Platforms\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eVargas Turbo Technologies (VTT) is proud to offer high-performance ignition coil upgrades for BMW N5X platforms, B58\/S58\/B48 engines, and select VAG applications.\u003c\/p\u003e\n\u003ch3\u003eDevelopment \u0026amp; Testing\u003c\/h3\u003e\n\u003cp\u003eOur ignition coil program began with extensive outreach to multiple OEM and aftermarket coil manufacturers. We commissioned individual prototype coils, then subjected them to rigorous, repeatable testing in the United States to ensure they matched or exceeded factory performance standards.\u003c\/p\u003e\n\u003cp\u003eOnly the highest-performing designs were selected and produced to VTT’s exact specifications and colorways. These are not rebranded or cosmetic coils—each set is performance-validated.\u003c\/p\u003e\n\u003ch3\u003ePerformance Benchmarks\u003c\/h3\u003e\n\u003cp\u003eEach VTT coil was tested directly against proven OEM or OEM-upgrade references:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVTT N5X Coils\u003c\/strong\u003e\u003cbr\u003eTested against Delphi 10571 coils (a well-known upgrade over factory N5X coils).\u003cbr\u003e\u003cstrong\u003eResult:\u003c\/strong\u003e VTT coils match or exceed Delphi 10571 output.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVTT B58 Coils\u003c\/strong\u003e\u003cbr\u003eTested against factory Bosch B58 coils.\u003cbr\u003e\u003cstrong\u003eResult:\u003c\/strong\u003e VTT coils match or exceed OEM Bosch performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVTT VAG Coils\u003c\/strong\u003e\u003cbr\u003eTested against factory Audi RS3 coils.\u003cbr\u003e\u003cstrong\u003eResult:\u003c\/strong\u003e VTT coils significantly exceeded factory output, delivering substantially higher secondary spark energy.\u003cbr\u003e\u003cem\u003eThe test engineer described the VTT VAG coil as a “BEAST” compared to the OEM unit.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment \u0026amp; Configuration\u003c\/h3\u003e\n\u003cp\u003eVTT ignition coils are available as complete sets for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBMW N54 \/ N55 \/ S55\u003c\/strong\u003e (6-cylinder)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBMW B58 \/ B48 \/ S58\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVAG platforms\u003c\/strong\u003e (4- or 5-cylinder configurations)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWe also offer \u003cstrong\u003eupgraded spark plugs\u003c\/strong\u003e, which are \u003cstrong\u003ehighly recommended\u003c\/strong\u003e when replacing ignition coils to ensure optimal performance and reliability.\u003c\/p\u003e\n\u003ch3\u003eColor Options\u003c\/h3\u003e\n\u003cp\u003eAvailable in \u003cstrong\u003eRed, Black, or Blue\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThese coils are not merely an aesthetic upgrade—each option is engineered to \u003cstrong\u003ematch or exceed factory secondary spark energy\u003c\/strong\u003e, making them suitable for both stock and high-performance applications.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eTesting Methodology \u0026amp; Standards\u003c\/h2\u003e\n\u003cp\u003eAll testing was performed using a controlled laboratory setup based on \u003cstrong\u003eSAE 973-202011 standards\u003c\/strong\u003e, with a modification to improve measurement accuracy of secondary spark current.\u003c\/p\u003e\n\u003ch3\u003eKey Testing Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSupply Voltage:\u003c\/strong\u003e Regulated 14V with inline lead-acid battery for buffering\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDwell Control:\u003c\/strong\u003e Waveform generator simulating 8,000 RPM\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIgnition Driver:\u003c\/strong\u003e ISL9V5036S3ST IGBT (same IGBT used in BMW MSD80 DMEs)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCoil Type:\u003c\/strong\u003e “Dumb” coils (no internal igniters)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe ISL9V5036S3ST was specifically chosen to allow direct comparison of thermal behavior between VTT coils and stock BMW N54\/N55 ignition coils.\u003c\/p\u003e\n\u003ch3\u003eThermal Testing\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eConducted in free air at \u003cstrong\u003e67°F ambient\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNo thermal compound or heatsinking applied\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTesting concluded at \u003cstrong\u003e160°F IGBT temperature\u003c\/strong\u003e or \u003cstrong\u003e260 seconds\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTemperatures sampled every \u003cstrong\u003e20 seconds\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eIGBT temperature measured via \u003cstrong\u003eFLIR thermal imaging\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCoil temperature measured using \u003cstrong\u003edual thermocouples\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cblockquote\u003e\n\u003cp\u003e\u003cstrong\u003eImportant Note:\u003c\/strong\u003e\u003cbr\u003eTest results cannot be directly compared to data generated by other test setups. As with engine dyno testing, accurate comparisons require identical equipment and procedures. Independent validation is welcomed.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003chr\u003e\n\u003ch2\u003eTuning Recommendations\u003c\/h2\u003e\n\u003cp\u003eTo extract maximum performance from VTT ignition coils, \u003cstrong\u003eminor tuning adjustments are required\u003c\/strong\u003e to optimize dwell time.\u003c\/p\u003e\n\u003ch3\u003eOptimal Dwell Settings\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVTT N5X:\u003c\/strong\u003e 3.4 ms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVTT VAG:\u003c\/strong\u003e 3.8 ms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVTT B58:\u003c\/strong\u003e 4.7 ms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e⚠️ \u003cem\u003eImproper dwell settings may reduce performance or increase thermal load.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/vargasturbo.com\/wp-content\/uploads\/2022\/01\/VAG-300x207.png\" alt=\"\" width=\"300\" height=\"207\"\u003e \u003cimg src=\"https:\/\/vargasturbo.com\/wp-content\/uploads\/2022\/01\/B58-300x176.png\" alt=\"\" width=\"300\" height=\"176\"\u003e \u003cimg src=\"https:\/\/vargasturbo.com\/wp-content\/uploads\/2022\/01\/10571-300x191.png\" alt=\"\" width=\"300\" height=\"191\"\u003e\u003c\/p\u003e","brand":"Vargas Turbo Technologies","offers":[{"title":"B58\/S58\/B48 \/ Red \/ 4 Cyl","offer_id":47878263308444,"sku":"VTT-COIL-B58-RED-4","price":169.99,"currency_code":"USD","in_stock":true},{"title":"B58\/S58\/B48 \/ Black \/ 4 Cyl","offer_id":47878263341212,"sku":"VTT-COIL-B58-BLK-4","price":169.99,"currency_code":"USD","in_stock":true},{"title":"B58\/S58\/B48 \/ Blue \/ 4 Cyl","offer_id":47878263373980,"sku":"VTT-COIL-B58-BLUE-4","price":169.99,"currency_code":"USD","in_stock":true},{"title":"B58\/S58\/B48 \/ Red \/ 6 Cyl","offer_id":47878263406748,"sku":"VTT-COIL-B58-RED","price":222.49,"currency_code":"USD","in_stock":true},{"title":"B58\/S58\/B48 \/ Black \/ 6 Cyl","offer_id":47878263439516,"sku":"VTT-COIL-B58-BLK","price":222.49,"currency_code":"USD","in_stock":true},{"title":"B58\/S58\/B48 \/ Blue \/ 6 Cyl","offer_id":47878263472284,"sku":"VTT-COIL-B58-BLUE","price":222.49,"currency_code":"USD","in_stock":true},{"title":"N5X \/ Red \/ 6 Cyl","offer_id":47878263505052,"sku":"VTT-COIL-N5X-RED","price":169.99,"currency_code":"USD","in_stock":true},{"title":"N5X \/ Black \/ 6 Cyl","offer_id":47878263537820,"sku":"VTT-COIL-N5X-BLK","price":169.99,"currency_code":"USD","in_stock":true},{"title":"N5X \/ Blue \/ 6 Cyl","offer_id":47878263570588,"sku":"VTT-COIL-N5X-BLUE","price":169.99,"currency_code":"USD","in_stock":true},{"title":"VAG \/ Red \/ 5 Cyl","offer_id":47878263603356,"sku":"VTT-COIL-VAG-RED-5","price":199.99,"currency_code":"USD","in_stock":true},{"title":"VAG \/ Black \/ 5 Cyl","offer_id":47878263636124,"sku":"VTT-COIL-VAG-BLK-5","price":199.99,"currency_code":"USD","in_stock":true},{"title":"VAG \/ Blue \/ 5 Cyl","offer_id":47878263668892,"sku":"VTT-COIL-VAG-BLUE-5","price":199.99,"currency_code":"USD","in_stock":true},{"title":"VAG \/ Red \/ 4 Cyl","offer_id":47878263701660,"sku":"VTT-COIL-VAG-RED-4","price":169.99,"currency_code":"USD","in_stock":true},{"title":"VAG \/ Black \/ 4 Cyl","offer_id":47878263734428,"sku":"VTT-COIL-VAG-BLK-4","price":169.99,"currency_code":"USD","in_stock":true},{"title":"VAG \/ Blue \/ 4 Cyl","offer_id":47878263767196,"sku":"VTT-COIL-VAG-BLUE-4","price":169.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0473\/3206\/5436\/files\/IMG_1169.jpg?v=1791771676","url":"https:\/\/daroracing.com\/products\/vtt-ignition-coil-kits","provider":"Daro Racing","version":"1.0","type":"link"}