STM Tuning & Sensors
STM offers various kits to convert to speed density, our popular logging cable and an Evo base tune.
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STM Stock Connector Metal Retainer Clips $2.00
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STM Evo 8/9/X AEM UEGO EvoScan Serial Logging Cable $49.00
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STM Speed Density Sensor Kit GM AIT & 4 Bar MAP for Evo 8/9 & DSM $155.00
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STM Evo 8/9 AEM MAP Sensor Harness (MAP-PNP) $35.00
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STM GM Air Intake Temperature Sensor Kit $35.00
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STM Speed Density Sensor Kit AEM AIT & 4-Bar MAP for Evo 8/9 & DSM $199.34
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STM GM AIT Sensor Pigtail Harness $10.00
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STM MAF Extension Harness for 2015-2021 WRX $35.00
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STM Evolution X Base Tune (for Stock Injectors) $250.00 +