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This product was last offered at the strikethrough price on
06-25-2026
Spool Performance introduces the IFX 350, an upgraded DI injector specifically designed for the Gen2 S63 platform. Engineered for enthusiasts who demand both power and OEM-level reliability, the IFX 350 injectors excel in maintaining smooth engine idle and low-load performance while providing unmatched power potential. Features:
Enhanced Flow Rate: Boosts fuel flow by 40% compared to stock injectors. Superior Fuel Delivery: Consistent performance at pressures up to 390 bar. Maintained OEM Functionality: Retains stock-like idle and low-load performance, ensuring full Bosch CVO correction capability. Backed by rigorous development and testing, the IFX 350 injectors are the ultimate solution for those aiming for four-digit horsepower figures while preserving engine reliability and smoothness.
![Spool Performance FX-350 Upgraded High Pressure Fuel Pumps [BMW S63 GEN2]](https://assets.turnermotorsport.com/static_tms/skins/Skin_1/images/tms_box_no_image.jpg)
