Callies unveiled the new 6.7L Cummins crankshaft at the 2025 PRI Show—a forged 4340 design with a straight-shot race oiling system.
The Ready Run Precision Engine from D&J is a complete drop-in Cummins solution. Seen at SEMA 2025, it includes fuel, turbo, and upgrades.
See the Victor LSXR supercharger from SEMA 2025. This Edelbrock blower for LS engines features app-based boost control and data logging.
Holley's new Fox Mustang Fuel System is a complete, bolt-in package for 5.0L Mustangs. It has everything for a clean, quick install.
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