Modified, tuned and tested to provide optimum performance. DDP's exchange valve bodies are modified, tuned and tested to provide optimum performance in towing and performance applications.

The end result is improved shift quality, increased clutch holding capacity, reduced wear and extended transmission life.
Every valve body receives:

• Thorough cleaning in our Ultrasonic parts cleaner.
• All regulator valves are cleaned.
• Shift valves C, D and E are replaced with precision steel valves and improved return springs.
• Trim valves are replaced with TransGo enhanced trim valves with Mike L. springs.
• All new solenoids.
• New pressure switch manifold.
• New internal wiring harness.