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Ships within 48 hours · Estimated delivery Aug 16 - Aug 21
7L (500–600 HP)
✅ Pre-Calibrated Actuator Included – Saves time and hassle during installation
Experience the difference with MaxTow's temperature sensors and wiring harnesses
We've found that ARP makes the best and longest lasting head studs
21756429 also replaces models / brands: Durafit C17-0057
Zeki Cummins ISX Turbo | Stage 1 ACCESSORIES AND APPAREL 7L (500–600 HP)Zeki Stage 1 Turbo for Cummins ISX High Performance Upgrade (500 600 HP) Part Number : 054346 Maximize power and efficiency in your Cummins ISX with the Zeki Stage 1 Turbo. Designed for 500 600 HP applications, this non wastegated turbo provides faster spool up, improved throttle response, and lower exhaust temperatures. Whether you're looking for better pulling power or fuel economy gains, this turbo is engineered to keep your ISX running at peak
