ECUs
Build a reliable engine management system with premium ECUs, wiring harnesses, and electronic solutions from FIGS.
Whether you're replacing factory engine management or building a fully customized performance vehicle, FIGS offers the electronic components needed for a dependable and professional installation. Our selection includes standalone ECUs, plug-and-play wiring harnesses, adapter harnesses, and motorsport-grade wiring solutions designed to simplify installation while providing the flexibility modern performance builds demand.
Featuring products from trusted manufacturers including Haltech, Boomslang Fabrication, and Autosport Wiring, our ECU and wiring solutions support everything from street-driven projects to dedicated race cars. Whether you're installing a standalone engine management system, completing an engine swap, or upgrading your vehicle's electrical infrastructure, FIGS provides proven solutions engineered for performance, reliability, and seamless integration.
ECUs
Build a reliable engine management system with premium ECUs, wiring harnesses, and electronic solutions from FIGS.
Whether you're replacing factory engine management or building a fully customized performance vehicle, FIGS offers the electronic components needed for a dependable and professional installation. Our selection includes standalone ECUs, plug-and-play wiring harnesses, adapter harnesses, and motorsport-grade wiring solutions designed to simplify installation while providing the flexibility modern performance builds demand.
Featuring products from trusted manufacturers including Haltech, Boomslang Fabrication, and Autosport Wiring, our ECU and wiring solutions support everything from street-driven projects to dedicated race cars. Whether you're installing a standalone engine management system, completing an engine swap, or upgrading your vehicle's electrical infrastructure, FIGS provides proven solutions engineered for performance, reliability, and seamless integration.
1998-2000 LEXUS SC300 Boomslang Wiring Harness for Haltech Nexus R3
The Boomslang Harness for the Haltech Nexus R3 is a high-quality wiring solution that simplifies the..
$765.00
1998-2000 LEXUS SC300 Boomslang Wiring Harness for Haltech Nexus R5
Simplify the wiring of your ECU install with a wiring harness from Boomslang. Built specicifically f..
$765.00
1998-2000 LEXUS SC300 ECU PATCH HARNESS
If you are looking to relocate the factory harness, without cutting and splicing 100 wires, we ..
$189.05 $199.00
1998-2000 LEXUS SC400 Boomslang Wiring Harness for Haltech 2500
Simplify the wiring of your ECU install with a wiring harness from Boomslang. Built specicifically f..
$765.00
1998-2000 LEXUS SC400 Boomslang Wiring Harness for Haltech Nexus R3
The Boomslang Harness for the Haltech Nexus R3 is a high-quality wiring solution that simplifies the..
$874.00
1998-2000 LEXUS SC400 Boomslang Wiring Harness for Haltech Nexus R5
Simplify the wiring of your ECU install with a wiring harness from Boomslang. Built specicifically f..
$874.00
1998-2001 LEXUS GS300 Boomslang Wiring Harness for Haltech 750
Simplify the wiring of your ECU install with a wiring harness from Boomslang. Built specicifically f..
$840.00
1998-2001 LEXUS GS300 Boomslang Wiring Harness for Haltech Nexus R3
The Boomslang Harness for the Haltech Nexus R3 is a high-quality wiring solution that simplifies the..
$765.00
1998-2001 LEXUS GS300 Boomslang Wiring Harness for Haltech Nexus R5
Simplify the wiring of your ECU install with a wiring harness from Boomslang. Built specicifically f..
$765.00
1998-2001 LEXUS GS300 ECU PATCH HARNESS
If you are looking to relocate the factory harness, without cutting and splicing 100 wires, we ..
$189.05 $199.00
1998-2002 TOYOTA LAND CRUISER ECU PATCH HARNESS
If you are looking to relocate the factory harness, without cutting and splicing 100 wires, we ..
$189.05 $199.00
2000 TOYOTA TACOMA I4 CALIFORNIA EMISSIONED ECU PATCH HARNESS
If you are looking to relocate the factory harness, without cutting and splicing 100 wires, we ..
$189.05 $199.00
2000 TOYOTA TACOMA I4 FEDERAL EMISSIONED ECU PATCH HARNESS
If you are looking to relocate the factory harness, without cutting and splicing 100 wires, we ..
$170.05 $179.00
2000 TOYOTA TACOMA V6 CALIFORNIA EMISSIONED ECU PATCH HARNESS
If you are looking to relocate the factory harness, without cutting and splicing 100 wires, we ..
$189.05 $199.00
2000 TOYOTA TACOMA V6 FEDERAL EMISSIONED ECU PATCH HARNESS
If you are looking to relocate the factory harness, without cutting and splicing 100 wires, we ..
$189.05 $199.00





