BD Diesel USA is a performance-oriented company specializing in high-quality diesel and heavy-duty truck components and upgrades. Their products are engineered to handle high pressure, high temperature, high load, and extended operation, not just occasional use. With years in the field (including intensive hours of idling, towing, and heavy usage), the BD Diesel's engineering and R&D is informed by real use cases.
BD'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 Tranmission life.
Install Time:
3 Hours
Warranty:
Parts
- 12-Months
- 24,000 Miles
Labor
- 12-Months
- 24,000 miles
Emissions:
This product does not require an EO in California. By nature of its design, it is legal for sale and use in all 50 states. Replacement Parts included. (EMS:4)
Features:
- Modified, tuned and tested to provide optimum performance
- Revised valve design
- New trim valves increase clutch apply pressures
- Hand-lapped surfaces prevent internal leakage
- Improved shift quality
- Increased clutch holding capacity
Installation Notes:
Professional installation is required.
Specifications:
Core Charge: $450.
EMS Code: 4.
Installation Time: 3 Hours.
Transmission Model: Allison.
Engine Designation: LLY.
Warranty: 12-Months/24,000 Miles.
Fitment & Application:
| Brand | BD Diesel |
|---|---|
| Part Number | BDD-1030471 |
| Shipping Method | UPS/FedEx/USPS Ground |
| California Prop 65 Warning |
|

This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or reproductive harm. For more information, visit https://www.p65warnings.ca.gov/