Rywire GM LS3 V8 E38 ECU Engine Harness w/Bosch MAP Option (Req PDM/Fuse Box/Mating Connector) [LS3-E38]

Regular price $999.00 Sale

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Rywire Motorsport Electronics is known for the production of some of the highest quality engine harnesses on the market today. These harnesses use premium grade wiring which may even include military specifications for some applications. With this, Hybrid HyperSport is proud to offer Rywire’s amazing product line to our customers! Check out this listing:



GM LS3 V8 E38 ECU Engine Harness w/Bosch MAP Option (Req PDM/Fuse Box/Mating Connector)



This Standalone harness was designed for a GM LS3 engine and E38 computer with manual transmission. All connectors and materials are new. Each connector is crimped with pneumatic heads to ensure an OEM crimp every time, then tagged with a yellow identification label for easy installation. All heavy interference circuits are protected and grounded with proper wire shielding. Our engine harnesses are 100% quality tested pin to pin; And resistance checked to ensure no voltage fluctuations.

NO CORE is necessary when buying a Rywire harness!

Harness Connector List: (All sensors are LS3 based unless otherwise noted)

  • Chassis (2) - Deutsch connector interface to chassis
  • APP - Corvette accelerator pedal connector
  • Scan Tool - For Obd2 interface
  • Oil Pressure - 3pin style (vortec style)
  • Grounds (3) - (1 computer, 2 coils)
  • Spare - 3 spare wires
  • O2 (2) - 5 pin trapezoid style default
  • Crank
  • Starter
  • Reverse Lockout
  • VSS - 2 wire MAG speed sensor
  • REV- Reverse lamp switch
  • Coil 1-8 - Wired direct to coil, no sub harness (4 wire)
  • Injector 1-8 - Default Ev14/Ev6 Bosch
  • ECT - Coolant
  • ALT - 2 wire default
  • CAM
  • MAF
  • KNOCK 1-2
  • MAP - Bosch throttle body mounted pressure sensor (Vortec style)
  • Throttle body - 6pin Drive by wire throttle sensor


Part Number: LS3-E38

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