Elite 750 Mazda Miata (MX-5) NA Plug'n'Play Adaptor Harness (HT-140622)

$495.00
Plug-In Fitment
Plug-In Fitment

No wiring needed

Component Only
Component Only

No ECU included

Elite 1000/1500 Mazda Miata (MX-5) NA Plug'n'Play Adaptor Harness (HT-140872)

$495.00
Plug-In Fitment
Plug-In Fitment

No wiring needed

Component Only
Component Only

No ECU included

Elite 750 + Mazda Miata (MX-5) NA Plug'n'Play Adaptor Harness Kit (HT-150622)

$1,710.00
ECU
ECU

Engine management

Plug-In Fitment
Plug-In Fitment

No wiring needed

Complete Kit
Complete Kit

ECU plus harness

Load video:

Get Your Tune Today!

Schedule Tuning

Elite 1500 + Mazda Miata (MX-5) NA Plug'n'Play Adaptor Harness Kit (HT-150922)

$2,120.00
ECU
ECU

Engine management

Plug-In Fitment
Plug-In Fitment

No wiring needed

Complete Kit
Complete Kit

ECU plus harness

Nexus S2 Plug 'n' Play Adapter Harness Kit - Mazda MX5 NA (HT-212316)

$2,365.00
ECU
ECU

Engine management

Nexus S3 Plug 'n' Play Adapter Harness Kit - Mazda MX5 NA (HT-213316)

$2,800.00
ECU
ECU

Engine management

Mazda Miata 1996-1997 Haltech Nexus Wiring Harness (BF29040)

From $840.00

Mazda Miata 1994-1995 Haltech Nexus Wiring Harness (BF29039)

From $840.00

Mazda Miata 1990-1993 Haltech Nexus Wiring Harness (BF29038)

From $840.00

Haltech Nexus S3 ECU & Mazda Miata 1990-1993 Plug 'n' Play Adapter Harness Kit (HT-651318)

$3,105.00

Haltech Nexus S2 ECU & Mazda Miata 1990-1993 Plug 'n' Play Adapter Harness Kit (HT-651319)

$2,670.00

Haltech Nexus R3 VCU & Mazda Miata 1990-1993 Plug 'n' Play Adapter Harness Kit (HT-651320)

$3,425.00

Haltech Nexus R5 VCU & Mazda Miata 1990-1993 Plug 'n' Play Adapter Harness Kit (HT-651321)

$5,395.00

Haltech Nexus S3 ECU & Mazda Miata 1994-1995 Plug 'n' Play Adapter Harness Kit (HT-651326)

$3,105.00

Haltech Nexus S2 ECU & Mazda Miata 1994-1995 Plug 'n' Play Adapter Harness Kit (HT-651327)

$2,670.00

Haltech Nexus R3 VCU & Mazda Miata 1994-1995 Plug 'n' Play Adapter Harness Kit (HT-651328)

$3,425.00

Haltech Nexus R5 VCU & Mazda Miata 1994-1995 Plug 'n' Play Adapter Harness Kit (HT-651329)

$5,395.00

Haltech Nexus S3 ECU & Mazda Miata 1996-1997 Plug 'n' Play Adapter Harness Kit (HT-651330)

$3,105.00

Haltech Nexus S2 ECU & Mazda Miata 1996-1997 Plug 'n' Play Adapter Harness Kit (HT-651331)

$2,670.00

Haltech Nexus R3 VCU & Mazda Miata 1996-1997 Plug 'n' Play Adapter Harness Kit (HT-651332)

$3,425.00

Haltech Nexus R5 VCU & Mazda Miata 1996-1997 Plug 'n' Play Adapter Harness Kit (HT-651333)

$5,395.00

Nexus S2/S3 Plug 'n' Play Adapter Harness -Mazda MX5 NA (HT-186336)

$535.00
Plug-In Fitment
Plug-In Fitment

No wiring needed

Component Only
Component Only

No ECU included

Injector Dynamics ID1050-XDS Fuel Injectors | Set of 4 | 1990-2005 Mazda Miata (1050.11.02.60.11.4)

From $600.60

Injector Dynamics ID2600-XDS Fuel Injectors | Set of 4 | 1990-2005 Mazda MX-5 Miata (2600.11.02.60.11.4)

$1,593.90
Save 5%

Radium Fuel Rail Upgrade | 1994-2005 Mazda MX-5 Miata (20-0369)

Sale price$142.45Regular price $149.95
Save 5%

Radium Fuel Rail Plumbing Kit | 1994-2005 Mazda Miata (20-0422/20-0423)

Sale priceFrom $47.45Regular price $49.95
Save 5%

Radium Engineering Fuel Rail | 1989-1993 Mazda Miata (20-0769-02)

Sale price$142.45Regular price $149.95
Save 5%

Radium Engineering Catch Can Kit | 1990-2005 Mazda Miata (20-0336-FL)

Sale price$251.70Regular price $264.95
Save 5%

Radium Engineering Dual Catch Can Kit | 1990-2005 Mazda Miata (20-0337-FL)

Sale price$446.45Regular price $469.95

Radium Fuel Pump Hanger | 1989-2005 Mazda MX-5 Miata (20-1020)

$579.45

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.

Haltech solutions for the NA MX-5 Miata. Standalone management for 1.6 and 1.8 roadsters, whether staying pure or adding boost.