Spool Performance IFX150 Upgraded DI Injectors [Gen 1 B58]

The Spool Performance IFX150 injectors are designed for high-performance builds using the BMW Gen 1 B58 engine. Engineered to balance stock-like drivability with extreme flow demands, the IFX150 injectors provide 50% more flow than stock DI injectors during high-load and high-RPM conditions. With rigorous testing on multiple platforms, these injectors are fine-tuned to support both everyday driving and high-performance applications, making them the ideal choice for enthusiasts and racers alike.

Key Features and Benefits:

• 150% More Flow: Provides a significant 150% increase in flow compared to stock DI injectors, supporting higher power builds, larger turbochargers, and aggressive tuning setups.
• Pressure Handling: Capable of operating at pressures up to 290 bar, ensuring reliable performance even under extreme conditions and high-RPM runs.
• Optimized for Balance: Retains smooth stock-like drivability at idle and low-load conditions, while offering maximum flow at high RPMs for power demands.
• Proven Track Record: Powers the DI-only world record B58 car when paired with the FX200 upgraded high-pressure fuel pump, showcasing its reliability and performance under extreme stress.
• Custom Solutions for Race Builds: For extreme race applications, Spool Performance offers custom-sized injectors for even higher flow demands. Contact us to discuss your specific build requirements.

Tune Adjustments Required:
Installation of the IFX150 injectors will require tuning adjustments. Spool Performance provides full calibration support across all major tuning platforms for the Gen 1 B58 engine, ensuring your setup performs optimally.

Lifetime Warranty:
As with all Spool Performance products, the IFX150 injectors are covered by our Lifetime Warranty Program, offering peace of mind and long-term reliability for your performance upgrades.

Vehicle Fitment – BMW Gen 1 B58 Models (2016–2019):

• BMW 240i / M240i (F22/F23)
• BMW 340i / 340i xDrive (F30/F31/F34)
• BMW 440i / 440i xDrive (F32/F33/F36)
• BMW 540i / 540i xDrive (G30/G31)
• Additional B58 Gen 1 models may apply (verify before purchase)

Note: 'New' merchandise may be returned for exchange or refund within 15 days from the date of shipment. 'New' merchandise must be unused and free from installation or mounting damage. Installation or modification of parts waives your right to returns, refunds, or exchanges.