• 1-piece aluminum driveshaft
• Eliminates the factory 2-piece driveshaft's center bearing
• Reduces rotating weight versus the factory unit
• Direct-fit installation

One Piece Instead of Two, With a Failure Point Removed

The factory STI driveshaft uses a 2-piece design with a center support bearing, a component that can wear out over time and introduces an additional joint and support point into the drivetrain. Driveshaft Shop's 1-piece aluminum driveshaft eliminates that center bearing entirely, simplifying the drivetrain while removing a genuine long-term wear item. That's a real reliability improvement, not just a performance upgrade, since a failed center support bearing can be an expensive and inconvenient repair. That's the kind of detail that separates genuine engineering from a basic replacement part.

Real Weight Savings in the Drivetrain

Beyond removing the center bearing, this aluminum driveshaft also reduces rotating weight compared to the factory steel 2-piece unit, and less rotating mass in the drivetrain means quicker acceleration response. Direct-fit installation keeps the swap straightforward without requiring modification to the transmission or rear differential. It's a smart upgrade for anyone who wants both genuine weight savings and one less long-term wear item to worry about. It's a small distinction that makes a real difference once you're actually driving on it.

Straight From Subispeed

A genuine reliability and weight-savings upgrade for 2008-2014 STI — eliminates the factory center bearing while cutting rotating weight.

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