Spool Performance IFX350 Upgraded DI Injectors +30% [S58] - SP-INJ-S581

Unlock the full potential of your BMW S58 engine with the Spool Performance IFX350 Upgraded DI Injectors. Designed for performance enthusiasts who demand more from their fueling system, these injectors offer a 30% increase in flow over stock injectors, allowing your engine to handle higher power levels while maintaining OEM-like behavior. Perfect for high-performance builds, the IFX350 injectors integrate seamlessly with your vehicle’s factory direct injection (DI) system, ensuring smooth idle and low-load driving, even at extreme fuel demands.

Key Features:

• +30% Flow Increase: Provides a significant boost in fuel flow over stock injectors, ensuring optimal fueling for high-output turbocharged applications.
• High-Pressure Capability: Capable of operating up to 390 bar, ensuring superior atomization and efficient combustion at high power levels.
• OEM-Like Behavior: Maintains the factory idle and low-load characteristics of your BMW, eliminating the need for additional fueling systems.
• Supports High Horsepower Builds: When paired with high-performance fuel systems like the FX350 high-pressure fuel pump, the IFX350 injectors can support four-digit horsepower figures.
• Perfect for E85 Builds: The IFX350 injectors are E85 compatible, allowing you to run ethanol blends for even higher power and efficiency.

Unmatched Design & Precision:

Each IFX350 injector is rigorously developed and tested to ensure high-quality performance and durability. They are designed to work seamlessly with Gen 2 B58 tuning platforms and are a direct fit for a range of BMW S58 applications, including the G80 M3, G82 M4, G87 M2, X3M, and X4M. With Spool Performance’s expertise, you can confidently push your vehicle to new power levels without compromising reliability.

Tuning Support:

To fully optimize the performance of the IFX350 injectors, tuning modifications are necessary. Spool Performance provides comprehensive support to ensure your injectors are calibrated correctly for your custom build.

Specifications:

• Flow Increase: +30% over stock injectors
• High-Pressure Operation: Supports up to 390 bar pressure
• Compatibility: Ideal for E85, gasoline, and mixed fuel builds

Customer Loyalty Offer:

If you’ve previously purchased the FX350 high-pressure fuel pump, you’re eligible for an exclusive 15% discount on the IFX350 injectors. Simply contact us with your order number to claim your discount as a token of our appreciation for your loyalty.

Warranty:

Rest easy with the 1-year warranty on every set of IFX350 injectors, ensuring long-term reliability and peace of mind with your purchase.

Fitment:

• G80 – M3
• G82 – M4
• G87 – M2
• X3M
• X4M

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.