Tow Performance Package 1989-1993 5.9L Cummins
Tow Performance Package 1989-1993 5.9L Cummins
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Tow Performance Package (1989–1993 5.9L Cummins – 12-Valve)
Built for 12-valve Cummins owners who want strong, reliable towing power with lower EGTs and excellent drivability under load. This package is designed to pull confidently—not just chase peak horsepower numbers.
WHAT’S INCLUDED
S362/68/.70 Ball Bearing Turbo – Stage 2.5 VGT Conversion (With Exhaust Brake)
Rated Power: up to ~420 HP (tow-focused)
• Quick spool for its size
• Strong mid-range torque
• Lower EGTs compared to stock turbo setups
• Excellent towing manners with room to grow
Stage 1 Performance VE Injection Pump – Power Driven Diesel
• Increased fueling over stock without excessive smoke
• Tuned for drivability and towing reliability
• Strong low-RPM torque output
• Maintains excellent street manners
FASS 165GPH Fuel System
• Consistent fuel pressure to the VE pump
• Eliminates air intrusion issues common on older fuel systems
• Improves throttle response under load
• Supports long-term reliability while towing
Intercooler Conversion
• Lowers intake air temperatures
• Reduces EGTs on long pulls
• Improves combustion efficiency
• Essential upgrade for towing performance on non-intercooled trucks
BD Diesel Exhaust Manifold
• Improves exhaust flow
• Reduces EGTs under sustained load
• Eliminates factory manifold cracking
• Helps the turbo operate more efficiently
4K Governor Spring Kit
• Improves drivability and throttle control
• Keeps the engine in a usable towing RPM range
• Reduces unnecessary downshifting
• Better control on grades and highway pulls
Pusher Cold Air Intake
• Reduced intake restriction
• Improved airflow to the turbo
• Faster turbo response
• Cooler, cleaner intake air
4” Turbo-Back Exhaust System
• Reduced exhaust backpressure
• Lower EGTs while towing
• Improved turbo efficiency
• One of the most effective towing upgrades for a 12-valve Cummins
WHAT THIS PACKAGE DELIVERS
• Strong, usable towing power
• Lower EGTs under sustained load
• Improved throttle response
• Better control on hills and highway pulls
• Increased reliability compared to stock setups
WHY THIS PACKAGE WORKS
• Increases airflow efficiency
• Stabilizes fuel delivery
• Reduces exhaust and intake temperatures
• Keeps the engine in a torque-friendly RPM range
FITMENT
• 1989–1993 Dodge Ram 250 / 350
• 5.9L 12-Valve Cummins
• Manual & automatic transmissions
IMPORTANT NOTES
• Professional installation recommended
• Supporting gauges (EGT & boost) are strongly recommended
• Designed for towing and daily driving — not race applications
TOWING DISCLAIMER
Towing capacity and performance gains depend on vehicle condition, gearing, load, and driving habits. Proper monitoring is recommended when towing heavy loads.
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