Nexus IO16 + IO16 Universal Wire in harness 2.6M (8.5') (HT-196200)

$698.00
Universal Wire-In
Universal Wire-In

Full custom wiring

Complete Kit
Complete Kit

ECU plus harness

CAN Connected
CAN Connected

Single cable install

Haltech Premium Universal Wire-in Harness for Nexus T1 and T2 ECU - 2.5m 8ft (HT-181201)

$399.00
Universal Wire-In
Universal Wire-In

Full custom wiring

Component Only
Component Only

No ECU included

Premium Harness
Premium Harness

Longer, more outputs

Subaru STI V3/V4 IMMO 1997-1998 Haltech Nexus Wiring Harness (BF29241)

From $840.00
Load video:

Get Your Tune Today!

Schedule Tuning

Subaru STI V3/V4 1997-1998 Haltech Nexus Wiring Harness (BF29240)

From $840.00

Subaru STI V1/V2 1994-1996 Haltech Nexus Wiring Harness (BF29239)

From $840.00

Subaru SVX 1991-1995 Haltech Nexus Wiring Harness (BF29238)

From $840.00

Nexus Rebel LS Multec 2 Injector Sub-Harness (HT-186503)

$145.00
Component Only
Component Only

No ECU included

Mazda RX-8 LS Swap Plug N' Play Engine Harness | Haltech Nexus R3 (HT-650913)

$4,706.00
VCU
VCU

ECU plus PDM

Plug-In Fitment
Plug-In Fitment

No wiring needed

Complete Kit
Complete Kit

ECU plus harness

Toyota Supra 7M-GTE 1989-1992 Haltech Nexus Wiring Harness (BF29207)

From $840.00

Toyota Chaser 1JZ-GTE | Toyota Soarer 1JZ-GTE 1991-1996 Haltech Nexus Wiring Harness (BF29105)

From $840.00

Toyota Supra 7M-GTE 1987-1988 Haltech Nexus Wiring Harness (BF29206)

From $840.00

Mazda RX-8 LS Swap Plug N' Play Engine Harness | Haltech Rebel LS (HT-650914)

$2,445.00
Plug-In Fitment
Plug-In Fitment

No wiring needed

Toyota Supra 1JZ-GTE 1989-1992 Haltech Nexus Wiring Harness (BF29208)

From $840.00

Toyota 4Runner 5VZ-FE | Toyota Tacoma 5VZ-FE 1995-1997 Haltech Nexus Wiring Harness (BF29107)

From $700.00

Toyota Supra 2JZ-GTE 1993-1998 Haltech Nexus Wiring Harness (BF29087)

From $1,200.00

Toyota 4Runner 3RZ-FE | Toyota Tacoma 2RZ-FE & more 1995-1996 Haltech Nexus Wiring Harness (BF29168)

From $700.00

Toyota Supra 2JZ-GTE | Toyota Aristo 2JZ-GTE 1991-1998 Haltech Nexus Wiring Harness - A341E Automatic (BF29188)

From $1,200.00

Toyota Celica 3S-GTE | Toyota MR2 3S-GTE 1989-1993 Haltech Nexus Wiring Harness (BF29063)

From $700.00

Toyota Chaser 1JZ-GTE | Toyota Soarer 1JZ-GTE 1991-1996 Haltech Nexus Wiring Harness - A340E Automatic (BF29233)

From $960.00

Toyota Tacoma 5VZ-FE | Toyota 4Runner 5VZ-FE 1998-2000 Haltech Nexus Wiring Harness (BF29109)

From $700.00

Toyota Celica 3S-GTE 1994-1999 Haltech Nexus Wiring Harness (BF29200)

From $700.00

Toyota MR2 3S-GTE 1993-1999 Haltech Nexus Wiring Harness (BF29064)

From $700.00

Toyota Chaser 1JZ-GTE VVT-i | Toyota Soarer 1JZ-GTE VVT-i 1997-2001 Haltech Nexus Wiring Harness - A340E Automatic (BF29234)

From $960.00

Toyota Celica GT-S 2000-2002 Haltech Nexus Wiring Harness (BF29138)

From $960.00

Toyota Aristo 2JZ-GTE VVT-i 1998-2004 Haltech Nexus Wiring Harness (BF29130)

From $840.00

Toyota Tacoma 5VZ-FE 2002 Haltech Nexus Wiring Harness (BF29198)

From $700.00

Toyota Tacoma 5VZ-FE | Toyota 4Runner 5VZ-FE & more 1999-2001 Haltech Nexus Wiring Harness (BF29110)

From $700.00

Toyota Corolla 1ZZ-FE AWD | Toyota Matrix 1ZZ-FE AWD 2005-2006 Haltech Nexus Wiring Harness (BF29058)

From $840.00

Toyota Tacoma 2RZ-FE | Toyota Tacoma 3RZ-FE & more 2000-2004 Haltech Nexus Wiring Harness (BF29170)

From $700.00

Toyota Chaser 1JZ-GTE VVT-i | Toyota Soarer 1JZ-GTE VVT-i 1997-2001 Haltech Nexus Wiring Harness (BF29106)

From $840.00

Toyota Tacoma 5VZ-FE | Toyota 4Runner 5VZ-FE 2001-2004 Haltech Nexus Wiring Harness (BF29111)

From $840.00

Toyota Tacoma 1GR-FE 2005-2008 Haltech Nexus Wiring Harness (BF29128)

From $960.00

Toyota Supra 2JZ-GTE VVT-i 1998-2002 Haltech Nexus Wiring Harness (BF29147)

From $960.00

Toyota Celica GT 2000-2005 Haltech Nexus Wiring Harness (BF29056)

From $840.00

Remote tuning, done live with Shawn

Book your session

Free consult

30 minutes to scope your build and setup.

First start

Live session to get the engine running safely.

Dial it in

1 or 3 hour tuning blocks on your schedule.

Wiring harnesses across our catalog, from Boomslang adapter harnesses to Haltech universal and terminated looms. The connective backbone of every standalone install, built or picked by people who wire cars for a living.