PSC Power Steering Pump Pulley for GM 6.6L Duramax, Chevrolet Silverado/Sierra 2500/3500 HD

Upgrade your GM Duramax with PSC’s Billet Aluminum Power Steering Pump Pulley—built for strength, engineered for performance. This pulley isn’t just lighter; it’s smarter. By reducing rotational mass, it cuts parasitic drag and helps your steering system run more efficiently.

This pulley isn’t just lighter—it’s smarter.
By reducing rotational mass, it cuts parasitic drag and helps your steering system run more efficiently.

What’s parasitic drag?
It’s the extra load your accessories put on the engine. Less drag means your motor doesn’t have to work as hard—freeing up power for the things that matter.

Features:

• Lightweight Performance: Less rotating weight means quicker response and better efficiency
• Reduced Parasitic Drag: Free up power for what really matters
• Built Tough: CNC-machined from high-strength billet aluminum for long-lasting durability

Fitment:

• 2001-2010 Chevrolet Silverado HD (2500 / 3500) / GMC Sierra HD (2500 / 3500)

Includes:

• Pulley Hub
• Pre-Installed Flanged Hex Head 1/4-28-.75
• Pre-Installed Flanged Hex Head 1/4-28-.75 GR8

Notes:

• Direct-fit design for OEM pump compatibility. No mods required.