11-15.5 Duramax LML BD Allison Lock-up & Pressure Controller

  • Sale
  • Regular price $395.00

  • Three automatic torque converter lockup modes that engage based upon turbo boost
  • Enables Torque Convertor lockup in 2nd gear, 3rd gear or based on vehicle speed
  • Manual lockup switch that uses safe engine stall protection
  • Built in 275psi line pressure booster activates over 15psi of turbo boost
  • Pressure booster increases line pressure 25%-115% leading to increased transmission holding power
  • Plug in wiring harnesses and OEM sealed connectors
  • Installs in about an hour


  • 12-Months



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