WRX 02-14 & STi 07-20 | ID1750-XDS | Injector Dynamics | 1750.48.11.WRX.4


ID1750-XDS, for WRX 02-14 & STi 07-20/ Turbo 2.0L & 2.5L. WRX-16B bottom adapters. 11mm (red) adapters

The Best Just Got Better!

The ID1750 is the successor to the ID1700, featuring numerous improvements.
Compared to the 1700, the 1750 offers:

  • Higher Dynamic Flow Rate With no Increase in Minimum Fuel Mass.
  • Better Cylinder to Cylinder Balance at Low Pulsewidths.
  • Improved Pressure Sensitivity.

All while retaining the same “Compatible with everything but dirt” corrosion resistance that made the ID1700 famous.

 

Nominal Flow Rate – 1728cc/min @ 3.0 Bar (43.5 psi), Using E10 Emissions Certification Fuel at 49 Degrees C (120F)
Maximum Differential Fuel Pressure – 7.0 Bar (101.5 psi)
Fuel Compatibility – Compatible with Methanol/Ethanol/MTBE/Nitromethane/All Known Hydrocarbon Fuels.
Electrical Connector – USCAR

Price range: $1,218.00 through $1,268.40

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Frequently Asked Questions About the STi 07-20 ID1750-XDS  Injectors

For what power range are ID1750-XDS injectors recommended for the WRX/STi

The ID1750-XDS is essential for extreme power EJ builds, typically those making over 600 wheel horsepower on pump gas or 450+ wheel horsepower on E85 fuel. They provide the massive flow and control needed for large turbo setups.

How does the 1750.48.11.WRX.4 part number ensure direct fitment on the Subaru WRX/STi

This specific Injector Dynamics part number is configured for plug and play installation on the WRX/STi models. It matches the required 48mm short body length and includes the correct 11mm top hat and USCAR electrical connector.

Will the high flow of the ID1750-XDS negatively affect the Subarus idle or drivability

No. The ID1750-XDS is optimized for superior low pulsewidth linearity, achieving a minimum pulse width of under 0.60ms. With a professional custom tune, your WRX/STi will maintain a smooth stable idle.

What crucial fuel system components must be upgraded to run these injectors safely?

To maintain stable rail pressure under high boost, you must upgrade to a high-volume fuel pump (often dual pumps for these power levels), high-flow fuel rails, and an adjustable fuel pressure regulator (FPR) on your WRX/STi.

Is the ID1750-XDS suitable for E85-only use and what is the durability benefit?

Yes, they are highly recommended for E85 use. The stainless steel internals offer corrosion resistance against the alcohol content, ensuring long-term reliability and consistency for your Subaru performance build.

Comments & Reviews

5 Average (1 Reviews)

1 review for WRX 02-14 & STi 07-20 | ID1750-XDS | Injector Dynamics | 1750.48.11.WRX.4

  1. Anonymous

    Amazing product. Best injectors on the market hands down. They have helped me win multiple class championships and set multiple hill records. I currently hold the production based car record for a 35 year old event using these injectors. These injectors have run flawless for over a year and been subject to extreme abuse continuously. Events in the Northwest Hill climb Association championship series often are over 90 degrees ambient temperature and lows below freezing at times. Car never hesitates to fire right up and idle just fine everytime no matter the circumstances. I can attest to their reliability with high Ethanol content fuels as my car runs predominantly on e85 and can sit for months at a time with this fuel in it during offseason.

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