KC Turbos KC300x G3 Stage 1 Turbo 99.5-03 Ford 7.3L Powerstroke

The KC300x Stage 1 Gen 3 Turbo is a true drop-in performance upgrade for the 7.3L Powerstroke, delivering faster spool, increased airflow, and proven power gains without sacrificing reliability. Developed through years of R&D and dyno testing, this Gen 3 design outperforms previous KC300x versions and other drop-in turbos on the market. At the core is a redesigned Gen 3 7x7 SXE-style compressor wheel with upgraded aerodynamics, paired with a thick-shaft SXE-style turbine wheel built to handle higher boost levels with improved durability. The modern 0.70 A/R ported compressor cover and 0.91 A/R turbine housing feature advanced volute geometry, an improved MAP groove, and anti-surge design. Allowing the turbo to spool faster than older 0.84 A/R housings while flowing more air than previous 1.0 A/R designs. The result is stronger low-end response with improved top-end power. Reliability is significantly enhanced with 200% larger thrust and journal bearings, a thicker turbine shaft to reduce deflection, and a redesigned bearing housing with an integrated cast-iron backing plate for increased rigidity under extreme heat and pressure. A steel thrust insert further reinforces critical wear areas, addressing common failure points found in stock turbochargers. This turbo installs as a 100% drop-in replacement, requiring no modifications. It includes all necessary gaskets, O-rings, and an upgraded 4" intake boot for improved fitment. A redesigned round-top wastegate actuator improves boost control, while the high-flow non-EBPV outlet flange enhances exhaust flow. The KC300x Stage 1 Gen 3 is well suited for daily driving, towing, and performance-oriented builds seeking maximum power from a true drop-in turbocharger. FEATURES & BENEFITS: 100% drop-in turbocharger (no modifications required) Dyno-proven power gains Gen 3 7x7 SXE-style compressor wheel with upgraded aerodynamics Thick-shaft SXE-style turbine wheel 0.70 A/R ported compressor cover with anti-surge design 0.91 A/R turbine housing with modern volute technology Faster spool and increased airflow over previous designs 200% larger thrust and journal bearings Redesigned bearing housing with integrated cast-iron backing plate Steel thrust insert for improved durability High-flow non-EBPV outlet flange Round-top wastegate actuator for improved boost control Includes all required gaskets, O-rings, and upgraded 4" intake boot FITMENT NOTES: Designed for 7.3L Powerstroke pickup trucks Will not fit OBS or E99 trucks without modification Fitment with aftermarket fuel systems, plenums, or piping kits is not guaranteed ADDITIONAL NOTES: Exhaust brake compatibility varies by manufacturer and must be verified by the customer