Swap Harnesses

Bare Essentials LT (Gen V) Swap DIY Stand Alone Factory Harness Mod Kit for 2014+ L83 L86 LT1 L84 L87 L8T Swap

BP Automotive LT Swap DIY Stand Alone Factory Harness Mod Kit For L83 L86 LT1 L82 L84 L87 (Factory Engine Harness Required) Are you the do-it-yourself kind of gear head? We have a complete engine management fuse and relay panel ready to go for you...

GM Transmission Harness for MSD Atomic Controller 4L60 4L65 4L75 4L80 4L85 Replaces 2770

GM style Transmission Harness for use with MSD Atomic Controller Fits all years of 4L60E, 4L65E, 4L75E, 4L80E, 4L85E This harness is needed when running the MSD Atomic transmission control module to control late model GM 4-speed automatic transmissions...

LS Swap Wire Harness Fuse Block with Fans Stand alone Wiring Harness OBD2 Port

 LS Swap DIY Harness Rework Fuse Block kit for LS Standalone Harness with Fans and/or AC Application 1993-2024 Port Injection EFI systems.  WILL NOT work with Gen V Direct Injected applications. Description Our DIY kits are designed for...

LS Swap Wire Harness Fuse Block Stand alone Wiring Harness OBD2 Port Connector

BP Automotive LS Swap Wire Harness Fuse Block Standalone Wiring Harness OBD2 Port Connector   1993-2013 LT1(Gen2)/LS1 DIY Factory Harness Mod Kit Application- 1993-2013 V8 Drive by Cable and Drive By Wire GM Harnesses. Including, but...

2007-2009 4L60e 4L70e to 4L80e Transmission Adapter Harness 4L60 4L65 4L80

4L60e or 4L70e to 4L80e Plug and Play Adapter This adapter is for 2007-2009 Transmissions that has a 15 Pin Connector. If you have a 1998-2006 Transmissions and some 2007's with a 13 PIN connector see part B3100   The AN A49 ADAPTER FOR...

1999-2006 Premium 4L60e to 4L80e Transmission Plug and Play Adapter Harness LS Swap

4L60e to 4L80e Premium Plug and Play Adapter This adapter is for 1999-2006 Transmissions and some 2007's that have a 13 PIN connector  WE DO OFFER AN A49 ADAPTER FOR 2007-2009 (15 pin) with the EXTERNAL Gear Select Switch on the driver...

LS1 to LS2 Throttle Body Plug and Play Adapter Harness - Adapts LS2 Drive by Wire Throttle Body Adapter Harness for LS1 Vehicles - C5 Corvette and CTS-V

LS2 Drive by Wire Throttle Body Adapter Harness for LS1 Vehicles    Our LS1 to LS2 throttle body adapter harness allows the use of the silver blade 90mm LS2 throttle body on a Drive By Wire LS1 application.  This is a Plug and Play...

Gen 3 LS Knock Sensor Extension Relocation harness LS1 LS6 LQ4 LQ9 LM7 L59 LR4 L33

LS Gen 3 Knock Sensor Relocation Extension Harness This harness is a plug & play solution for relocating the knock sensors from the valley cover down to the sides of the block. Commonly used when installing an aftermarket dress-up valley cover...

1999-2006 4L60e to 4L80e Transmission Plug and Play Adapter Harness (Trucks Only) 4L60 4L80

4L60e to 4L80e Swap Adapter Harness This adapter is for 1999-2006 vehicles and some 2007's if they have a 13 PIN connector  We also offer an adapter for 2007-2009 (15 pin) with the EXTERNAL Gear Select Switch on the driver side of the...