Transmission Control Unit - 911 | 1999-2004 51357125059 For Porsche 911 3

For Porsche 911 3

Additional Side Light with White Lens for 740i (1995-2001)

cohesive cabin look in minutes

An essential replacement part for maintaining your 911 or Boxster's pristine cabin condition

Transmission Control Unit - 911 | 1999-2004 51357125059 For Porsche 911 3Transmission Control Unit For Porsche 996 (1999 2004) Models. The Transmission Control Unit (TCU) is the intelligent brain behind your Porsche 911's transmission system. This OEM specification component manages shift timing, torque delivery, and gear selection with precision engineering that keeps your 996 performing at its peak. Designed specifically for 996 models, this TCU ensures smooth acceleration, responsive downshifts, and optimal fuel