NB MX-5 Turbo / Mazdaspeed Miata

Elite 750 Mazda Miata (MX-5) NB Plug'n'Play Adaptor Harness (HT-140621)

$495.00

Plug-In Fitment

No wiring needed

Component Only

No ECU included

Elite 1000/1500 Mazda Miata (MX-5) NB Plug'n'Play Adaptor Harness (HT-140921)

$495.00

Plug-In Fitment

No wiring needed

Component Only

No ECU included

Elite 750 + Mazda Miata (MX-5) NB Plug'n'Play Adaptor Harness Kit (HT-150621)

$1,710.00

ECU

Engine management

Plug-In Fitment

No wiring needed

Complete Kit

ECU plus harness

Elite 1500 + Mazda Miata (MX-5) NB Plug'n'Play Adaptor Harness Kit (HT-150921)

$2,120.00

ECU

Engine management

Plug-In Fitment

No wiring needed

Complete Kit

ECU plus harness

Nexus S2 Plug 'n' Play Adapter Harness Kit - Mazda MX5 NB / Turbo (HT-212303)

$2,365.00

ECU

Engine management

Nexus S3 Plug 'n' Play Adapter Harness Kit - Mazda MX5 NB / Turbo (HT-213303)

$2,800.00

ECU

Engine management

Plug-In Fitment

No wiring needed

Complete Kit

ECU plus harness

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Mazda Miata 2003-2005 Haltech Nexus Wiring Harness (BF29139)

From $840.00

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Mazda Miata Mazdaspeed 2004-2005 Haltech Nexus Wiring Harness (BF29140)

From $840.00

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Mazda Miata 2001-2002 Haltech Nexus Wiring Harness (BF29042)

From $840.00

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Mazda Miata 1998-2000 Haltech Nexus Wiring Harness (BF29041)

From $840.00

Haltech Nexus S3 ECU & Mazda Miata 1998-2000 Plug 'n' Play Adapter Harness Kit (HT-651334)

$3,105.00

Haltech Nexus S2 ECU & Mazda Miata 1998-2000 Plug 'n' Play Adapter Harness Kit (HT-651335)

$2,670.00

Haltech Nexus R3 VCU & Mazda Miata 1998-2000 Plug 'n' Play Adapter Harness Kit (HT-651336)

$3,425.00

VCU

ECU plus PDM

Plug-In Fitment

No wiring needed

Complete Kit

ECU plus harness

Haltech Nexus R5 VCU & Mazda Miata 1998-2000 Plug 'n' Play Adapter Harness Kit (HT-651337)

$5,395.00

VCU

ECU plus PDM

Plug-In Fitment

No wiring needed

Complete Kit

ECU plus harness

Haltech Nexus S3 ECU & Mazda Miata 2001-2002 Plug 'n' Play Adapter Harness Kit (HT-651342)

$3,105.00

Haltech Nexus S2 ECU & Mazda Miata 2001-2002 Plug 'n' Play Adapter Harness Kit (HT-651343)

$2,670.00

Haltech Nexus R3 VCU & Mazda Miata 2001-2002 Plug 'n' Play Adapter Harness Kit (HT-651344)

$3,425.00

VCU

ECU plus PDM

Plug-In Fitment

No wiring needed

Complete Kit

ECU plus harness

Haltech Nexus R5 VCU & Mazda Miata 2001-2002 Plug 'n' Play Adapter Harness Kit (HT-651345)

$5,395.00

VCU

ECU plus PDM

Plug-In Fitment

No wiring needed

Complete Kit

ECU plus harness

Haltech Nexus S3 ECU & Mazda Miata Mazdaspeed 2004-2005 Plug 'n' Play Adapter Harness Kit (HT-651350)

$3,105.00

Haltech Nexus S2 ECU & Mazda Miata Mazdaspeed 2004-2005 Plug 'n' Play Adapter Harness Kit (HT-651351)

$2,670.00

Haltech Nexus R3 VCU & Mazda Miata Mazdaspeed 2004-2005 Plug 'n' Play Adapter Harness Kit (HT-651352)

$3,425.00

VCU

ECU plus PDM

Plug-In Fitment

No wiring needed

Complete Kit

ECU plus harness

Haltech Nexus R5 VCU & Mazda Miata Mazdaspeed 2004-2005 Plug 'n' Play Adapter Harness Kit (HT-651353)

$5,395.00

VCU

ECU plus PDM

Plug-In Fitment

No wiring needed

Complete Kit

ECU plus harness

Haltech Nexus S3 ECU & Mazda Miata 2003-2005 Plug 'n' Play Adapter Harness Kit (HT-651354)

$3,105.00

Haltech Nexus S2 ECU & Mazda Miata 2003-2005 Plug 'n' Play Adapter Harness Kit (HT-651355)

$2,670.00

Haltech Nexus R3 VCU & Mazda Miata 2003-2005 Plug 'n' Play Adapter Harness Kit (HT-651356)

$3,425.00

VCU

ECU plus PDM

Plug-In Fitment

No wiring needed

Complete Kit

ECU plus harness

Haltech Nexus R5 VCU & Mazda Miata 2003-2005 Plug 'n' Play Adapter Harness Kit (HT-651357)

$5,395.00

VCU

ECU plus PDM

Plug-In Fitment

No wiring needed

Complete Kit

ECU plus harness

Nexus S2/S3 Plug 'n' Play Adapter Harness Mazda MX5 NB (HT-186337)

$535.00

Plug-In Fitment

No wiring needed

Component Only

No ECU included

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

From $600.60

Injector

Fuel delivery

High Impedance

No resistor box

Flow Matched

Balanced set

E85 Compatible

Ethanol safe

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

$1,593.90

Injector

Fuel delivery

High Impedance

No resistor box

Flow Matched

Balanced set

E85 Compatible

Ethanol safe

Injector Dynamics ID2600-XDS Fuel Injectors | Set of 4 | Multiple Fitments (2600.60.14.14B.4)

$1,617.00

Injector

Fuel delivery

High Impedance

No resistor box

Flow Matched

Balanced set

E85 Compatible

Ethanol safe

Save 5%

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

$142.45 $149.95

Save 5%

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

From $47.45 $49.95

Save 5%

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

$251.70 $264.95

Save 5%

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

$446.45 $469.95

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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 turbocharged NB MX-5 and Mazdaspeed Miata. Proper boost control and fueling for factory turbo roadsters ready for more.

NB MX-5 Turbo / Mazdaspeed Miata

Remote tuning, done live with Shawn

Free consult

First start

Dial it in

Hi I'm Shawn