TCI offers a full line of adjustable Transmission Vacuum Modulators that are designed to provide you with optimal transmission performance by allowing you to adjust your shift points and line pressures. Simply adjust the screws that are located inside the vacuum nipple to control the desired amount of diaphragm preload.

Features:

• Made from High-Quality Materials
• Designed for Optimal Performance
• Can Adjust for Desired Diaphragm Preload