Injector Dynamics | The Global Standard in Fuel Injection Precision

• Injector Dynamics for Subaru WRX / STI
• Injector Dynamics for Toyota 86 / GR86 & BRZ
• Injector Dynamics for Nissan GT-R (R35)
• Injector Dynamics for Ford Falcon (Barra)
• Injector Dynamics for Nissan Z
• Injector Dynamics for VW / Audi

• ID1050x Injectors
• ID1300x Injectors
• ID1750x Injectors
• ID2600-XDS Injectors
• Adaptor Tops & Harness Clips

We recommend ID because the characterisation data behind every injector is genuinely useful when you're tuning, not just marketing. The XDS (Xtreme Duty Solenoid) technology used from the ID1750x up improves voltage independence and atomisation, which means smoother idle and easier cold starts even on injectors flowing well beyond stock. That matters on a street car you still have to drive to work.

For platform guidance: the ID1050x is the common choice for Subaru WRX/STI, Toyota 86/GR86 and Honda VTEC turbo conversions running moderate power on pump fuel or E85. The ID1300x uses all-stainless internals and suits E85 builds on Nissan Z and VW/Audi platforms. The ID1750x is the step up for Ford Barra and Nissan GT-R (VR38) builds pushing toward four figures, and steps up to XDS solenoid technology at the top of the range. The ID2600-XDS is the highest-flowing injector we carry and we see it going into dedicated time attack and drag cars running methanol or heavy E85.

One combination we've fitted more than once: a VR38-powered R35 GT-R running ID2600-XDS on a Radium fuel rail with a Link ECU. That pairing needs the correct injector data uploaded into the ECU before first start, not just a plug-and-play swap, and it's a good example of why we ask about your ECU and rail before we confirm a part number.

The biggest fitment issue we see isn't the injector body, it's the adaptor top and clip. ID injectors ship with a range of adaptor top options (11mm, 14mm, or Denso-style) and the wrong one means the injector won't seat in your factory or aftermarket fuel rail, or your factory harness plug won't clip on. Tell us your fuel rail and engine loom before ordering and we'll confirm the correct top and clip combination in writing before your order is placed, so there's no guesswork once the box turns up.

Any injector swap needs a corresponding tune. Bigger injectors change your minimum pulse width and dead time, so budget for a professional retune rather than just plugging them in and driving off. [VERIFY: specific dead time / offset data should come from the ID injector data sheet for your exact part number, not assumed].

• KORSH fuel system components
• Radium Engineering fuel rails and surge tanks
• Blouch turbochargers
• DIXCEL brakes for Subaru WRX / STI
• Blog: E85 conversion basics for Australian cars