Upgrade the transmission in your 1994-2003 Dodge 5.9L Cummins with the Valair 1.375" Input Shaft Upgrade Kit VA1.375K. Engineered to enhance strength in your transmission, the Valair Input Shaft Upgrade Kit replaces the factory 1-1/4" shaft and upgrades it to a robust 1-3/8" shaft so your transmission will handle the elevated horsepower of your modified Cummins engine.
- 1-3/8" Upgrade
- Increased Durability
- Great For High HP Applications
Note: Required for use with Valair Dual Disc Clutches.