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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

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.


2000 TOYOTA TUNDRA V6 FEDERAL EMISSIONED ECU PATCH HARNESS

2000 TOYOTA TUNDRA V6 FEDERAL EMISSIONED ECU PATCH HARNESS

Fits: Tundra

If you are looking to relocate the factory harness, without cutting and splicing 100 wires, we ..

$189.05 $199.00

2000-2000 TOYOTA 4RUNNER I4 ECU PATCH HARNESS

2000-2000 TOYOTA 4RUNNER I4 ECU PATCH HARNESS

Fits: 4Runner

If you are looking to relocate the factory harness, without cutting and splicing 100 wires, we ..

$189.05 $199.00

2000-2002 TOYOTA TUNDRA V8 ECU PATCH HARNESS

2000-2002 TOYOTA TUNDRA V8 ECU PATCH HARNESS

Fits: Tundra

If you are looking to relocate the factory harness, without cutting and splicing 100 wires, we ..

$189.05 $199.00

2000-2005 TOYOTA MR2 SPYDER ECU PATCH HARNESS

2000-2005 TOYOTA MR2 SPYDER ECU PATCH HARNESS

Fits: MR2 Spyder

If you are looking to relocate the factory harness, without cutting and splicing 100 wires, we ..

$179.55 $189.00

2001 LEXUS IS300 Boomslang Wiring Harness for Haltech 2500

2001 LEXUS IS300 Boomslang Wiring Harness for Haltech 2500

Fits: IS300

Simplify the wiring of your ECU install with a wiring harness from Boomslang. Built specicifically f..

$840.00

2001 LEXUS IS300 Boomslang Wiring Harness for Haltech 750

2001 LEXUS IS300 Boomslang Wiring Harness for Haltech 750

Fits: IS300

Simplify the wiring of your ECU install with a wiring harness from Boomslang. Built specicifically f..

$840.00

2001 LEXUS IS300 Boomslang Wiring Harness for Haltech Nexus R3

2001 LEXUS IS300 Boomslang Wiring Harness for Haltech Nexus R3

Fits: IS300

The Boomslang Harness for the Haltech Nexus R3 is a high-quality wiring solution that simplifies the..

$765.00

2001 LEXUS IS300 Boomslang Wiring Harness for Haltech Nexus R5

2001 LEXUS IS300 Boomslang Wiring Harness for Haltech Nexus R5

Fits: IS300

Simplify the wiring of your ECU install with a wiring harness from Boomslang. Built specicifically f..

$765.00

2001-2003 TOYOTA SEQUOIA ECU PATCH HARNESS

2001-2003 TOYOTA SEQUOIA ECU PATCH HARNESS

Fits: Sequoia

If you are looking to relocate the factory harness, without cutting and splicing 100 wires, we ..

$189.05 $199.00

2001-2004 TOYOTA TACOMA I4 ECU PATCH HARNESS

2001-2004 TOYOTA TACOMA I4 ECU PATCH HARNESS

Fits: Tacoma

If you are looking to relocate the factory harness, without cutting and splicing 100 wires, we ..

$189.05 $199.00

2001-2004 TOYOTA TACOMA V6 ECU PATCH HARNESS

2001-2004 TOYOTA TACOMA V6 ECU PATCH HARNESS

Fits: Tacoma

If you are looking to relocate the factory harness, without cutting and splicing 100 wires, we ..

$189.05 $199.00

2001-2004 TOYOTA TUNDRA V6 CALIFORNIA EMISSIONED ECU PATCH HARNESS

2001-2004 TOYOTA TUNDRA V6 CALIFORNIA EMISSIONED ECU PATCH HARNESS

Fits: Tundra

If you are looking to relocate the factory harness, without cutting and splicing 100 wires, we ..

$189.05 $199.00

2002-2005 LEXUS GS300 Boomslang Wiring Harness for Haltech 750

2002-2005 LEXUS GS300 Boomslang Wiring Harness for Haltech 750

Fits: GS300

Simplify the wiring of your ECU install with a wiring harness from Boomslang. Built specicifically f..

$840.00

2002-2005 LEXUS GS300 Boomslang Wiring Harness for Haltech Nexus R5

2002-2005 LEXUS GS300 Boomslang Wiring Harness for Haltech Nexus R5

Fits: GS300

Simplify the wiring of your ECU install with a wiring harness from Boomslang. Built specicifically f..

$874.00

2002-2005 LEXUS GS300 ECU PATCH HARNESS

2002-2005 LEXUS GS300 ECU PATCH HARNESS

Fits: GS300

If you are looking to relocate the factory harness, without cutting and splicing 100 wires, we ..

$369.55 $389.00

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