$1,699.00
House of Power Stage 1 Mercedes E550 2012-Present ECU Tuning (M278)
Description
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+180 Horsepower
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+200 Torque
Performance ECU Tune for the Mercedes E550 4.7L M278 Engine (2012-present)
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Eliminate Top Speed Limiter
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Increased Throttle Response
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Optimized Fuel and Spark
Optimized for 93 Octane
