ATI Performance Products Output Shaft, 2 Piece, Includes Bushing, TH400 Length, 4L80E, 4L85E, Each

The output shaft that holds together when factory units become the failure point.

• ▸Two-piece construction engineered for sustained high-horsepower loads
• ▸Supplied with bushing — no separate sourcing required
• ▸TH400 length suits 4L80E and 4L85E direct fitment
• ▸Purpose-built for swaps and custom drivetrain builds
• ▸Addresses the weak link before it becomes a DNF