Mazda MX-5 2.0L NC 45mm Electronic Fuel Injection (EFI) Throttle Bodies (ITB's)


These Direct-To-Head (DTH) set of Twin Housing Throttle Bodies (ITB's) are port matched to suit the Original Equipment Manufacturer (OEM) intake ports for the 2005-2015 Mazda 2.0L MX-5 / 3.5 / 3.75 (NC) Engines. 

They feature AT Power’s lightweight precision machined billet aluminium twin oval housings design, with our unique patented ‘Shaftless’ technology and knife edged butterfly valves (Blades) providing proven improved induction airflow speeds and increased engine performance.

The Throttle Bodies include billet machined Throttle linkage, bespoke Swan Neck SLS 3D printed Extension Tubes (Runners, Velocity Stacks) (Note:Colour Black), specifically designed for the packaging of this product within the standard Mazda MX-5 NC engine bay, billet aluminium Ram Pipes (Trumpets) and a one-piece billet aluminium Fuel Rail.

Our Direct-To-Head Twin Throttle Bodies are supplied fully assembled ready to bolt on directly to the cylinder head intake face. (Note:This Product is supplied with cylinder head injector plugs to blank-off (OEM) injector pockets).

We offer a choice of product options including billet machined Throttle linkage configurations, Throttle positional sensors (TPS) mounting kits & Fuel Rail brackets to suit a range of fuel injectors.

We also offer optional extras including fuel rail fittings, vacuum take off fittings for vacuum assisted brakes, rotary contact or Hall Effect contactless Throttle Positional Sensors (TPS), Drive-By-Wire (DBW) actuation and a choice of 18 different anodising colours. Anodising-Colour-Swatch

To complete your installation, we also offer ancillary supporting parts including fuel injectors, air filtration, motorsport cables, tuning aids, fuel pressure regulator and engine management systems (ECU’S).



This product requires an after-market engine management system (ECU) for correct engine fuelling operation.

AT Power offer a choice of after-market (ECU's) which can be viewed on the ECU's & Wiring Looms page of our website, or by following this link ECU's & Wiring Looms

As with all after-market engine management systems, base maps are offered “as-is” and dyno tuning is fully recommended, to avoid causing any damage to your engine.


Product Informational Downloads:

PDF Package Drawing Download

Throttle Terminology 

Drive By Wire Actuator Configurations 


How to Order:

In-order to verify your specific requirements, and provide the correct solution for your application please select your configuration from the option sets below: 

If you require assistance, please feel free to call us and speak with a member of our sales team.


Trade Customers:

Please contact us to enquire about our trader's discount structure.


Price starting from: £1,725.00 per unit ex VAT

Brand AT Power
Product Code 102-102-00383

Price: £1,725.00 per unit ex VAT

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