HP TUNERS Custom Tune
For 2022–2024 6.7L Cummins | 68RFE Transmission Tuning Included
Tune Features:
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CSP5 (SOTF):
For SOTF with a CSP5 switch. Used on AISIN Equipped Trucks Only. ( CSP5 Switch Sold separately)
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CCV DEF Gauge Tuning (SOTF):
For DEF gauge integration, a CCV switch is required (CCV switch sold separately) Used on both 68RFE & AISIN Equipped Trucks.
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Switch-On-The-Fly (SOTF):
Control up to five power levels (0–220 HP) directly from your steering wheel control or SOTF Cable. Used on 68RFE & AISIN Equipped Trucks.
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Fully Customized Files:
Each tune is built per truck, tailored for towing, daily driving, fuel economy, or max performance.
68RFE Transmission Tuning – Included
Designed to fix factory calibration issues while improving performance, reliability, and drivability:
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Electronically controlled line pressure
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Increased clutch pack holding capacity
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Calibrated shift points for a wider torque curve
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Optimized torque converter lockup strategy
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Eliminates short-shifting
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Makes the truck feel more powerful across all power levels
Perfect for towing, heavy loads, and high-performance applications.
Important Notes:
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Aisin Transmission Tuning is Sold Separately
- CSP5 switch ( sold separately )
- CCV switch required for DEF gauge functionality (sold separately)
- No Switch is required for SOTF VIA STEERING WHEEL
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HP TUNERS device is not included
- Works with 19-21 Swapped ECMs & 22-24 UNLOCKED ECMs.
- 22-24 STOCK ECMS MUST BE UNLOCKED FIRST. This product is not an unlock service