Enter Vehicle Year Make Model

Specify your vehicle's year, make and model to guarantee fit.

Year
Make
Model
Options
Drivetrain

2011 Cadillac STS Serpentine Belt Tensioner

What year is your
Free Same Day Shipping

2011 Cadillac STS Serpentine Belt Tensioner

Filter Results
  • Notify When Available
    Picture coming soon

    Replaces 2011 Cadillac STS All Wheel Drive Serpentine Belt Tensioner Assembly ACDelco 12577652

    Brand: ACDelco - 12577652
    $123.95

    Guaranteed to Fit 2011 Cadillac STS

    Guaranteed to Fit 2011 Cadillac STS

  • Notify When Available
    Picture coming soon

    Replaces 2011 Cadillac STS All Wheel Drive Serpentine Belt Tensioner Assembly ACDelco 12577655

    Brand: ACDelco - 12577655
    $94.95

    Guaranteed to Fit 2011 Cadillac STS

    Guaranteed to Fit 2011 Cadillac STS

Close



Same Day Shipping

Need your part faster? Choose expedited shipping at checkout.

Guaranteed To Fit

Highest quality, direct fit replacement auto parts enforced to the strictest product standards.

USA Customer Support

Exceeding customers' expectations, our team of passionate auto enthusiasts are here to help.

Instructional Video Library

Thousands of how-to auto repair videos to guide you step-by-step through your repair.

Go To Top
Specify your vehicle

Specify your vehicle's year, make and model to guarantee fit.

Year
Make
Model
Options
Drivetrain

If your vehicle isn't listed, close the window to return to search.