
Spool IFX350 Stage 1 Upgraded DI Injectors (+30%) - GR Supra
Ships from the brand or distributor, usually in 3–7 business days
Make sure this fits your car
Fits: Toyota GR Supra 3.0 (A90/A91)
- Free US shipping over $250
- 30-day returns on unused parts
- Fitment help before you buy
Spool Performance is proud to introduce our upgraded DI injectors for the Toyota Supra Gen2 B58 Platform. The IFX 350 is carefully sized for the B58 Gen2 engine to keep stock-like idle and low load characteristics while allowing 30% more injector flow at high load and high rpm conditions. The injectors have undergone rigorous testing over months on our different test cars and have been perfected before release. It powers the current GEN2 DI-only world record Supra at 745whp along with our FX350 upgraded high pressure fuel pumps. Flow: 30% over stock DI injectors Pressure: Capable of flowing at up to 390 bar pressure Tune changes are required for running these injectors. Spool Performance will provide full calibration support for the same over all existing tuning platforms for the Gen2 B58 The injectors are covered by our warranty for a period of 1 year from the date of purchase.
Fits: Toyota GR Supra 3.0 (A90/A91)
Brand: Spool Performance
Toyota GR Supra 3.0 (A90/A91)
| Model | Chassis | Years | Engine | Fits |
|---|---|---|---|---|
| M140i | F20/F21 | 2016–2019 | Gen 1 B58 | |
| M240i | F22/F23 | 2016–2021 | Gen 1 B58 | |
| 340i | F30/F31/F34 | 2016–2019 | Gen 1 B58 | |
| 440i | F32/F33/F36 | 2017–2020 | Gen 1 B58 | |
| 540i | G30/G31 | 2017–2019 | Gen 1 B58 | |
| 740i | G11/G12 | 2016–2019 | Gen 1 B58 | |
| X3 M40i | G01 | 2018–2019 | Gen 1 B58 | |
| M340i | G20/G21 | 2019+ | Gen 2 B58 (TU) | |
| M440i | G22/G23/G26 | 2021+ | Gen 2 B58 (TU) | |
| M240i | G42 | 2022+ | Gen 2 B58 (TU) | |
| Z4 M40i | G29 | 2019+ | Gen 2 B58 (TU) | |
| GR Supra 3.0 | A90/A91 | 2020+ | Gen 2 B58 (TU) | |
| 540i | G30/G31 | 2020–2023 | Gen 2 B58 (TU) | |
| 740i | G11/G12 | 2020–2022 | Gen 2 B58 (TU) | |
| X3 M40i | G01 | 2020+ | Gen 2 B58 (TU) |
Not sure? Email sales@b58racing.com with your VIN.
- Ships from the brand or distributor, usually in 3–7 business days.
- Free US shipping on orders over $250.
- Unused parts can be returned within 30 days. Some items are marked no-refund in their description.
Full details are on our shipping and returns page.
Pairs well with

Spool IFX350-X Stage 2 Upgraded DI Injectors (+60%) - GR Supra

Spool FX-350 Upgraded High Pressure Fuel Pump - GR Supra A90/A91

Spool Stage 3 Low Pressure Fuel Pump DIY Kit - GR Supra A90/A91

