Enter Vehicle Year Make Model

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

Year
Make
Model
Options
Drivetrain

2003 Cadillac CTS Parts

What year is your
Free Same Day Shipping

2003 Cadillac CTS

Filter Results
  • Notify When Available
    Brake Pads - Tonsa

    Replaces Front Ceramic Brake Pads ACDelco 17D921CHF1

    Brand: ACDelco
    - 17D921CHF1

    • Brake Pad Friction Material: Ceramic
    $68.95
    Save 51%
    List $139.95 Save $71.00

    Guaranteed to Fit 2003 Cadillac CTS

    Guaranteed to Fit 2003 Cadillac CTS

    Replaces Front Ceramic Brake Pads ACDelco 17D921CHF1

    Brake Pads - Tonsa
    Brand: ACDelco - 17D921CHF1
    • Brake Pad Friction Material: Ceramic
    $68.95
    Save 51%
    List $139.95 Save $71.00

    Guaranteed to Fit 2003 Cadillac CTS

    Guaranteed to Fit 2003 Cadillac CTS

  • Notify When Available
    Picture coming soon

    Replaces 2003 Cadillac CTS V6 3.2L Gap 0.050 (in) 6 Piece Spark Plug Set ACDelco ACETK00206

    Brand: ACDelco
    - ACETK00206

    • Quantity: 6 Piece
    $72.95
    Save 32%
    List $107.95 Save $35.00

    Guaranteed to Fit 2003 Cadillac CTS

    Guaranteed to Fit 2003 Cadillac CTS

    Replaces 2003 Cadillac CTS V6 3.2L Gap 0.050 (in) 6 Piece Spark Plug Set ACDelco ACETK00206

    Picture coming soon
    Brand: ACDelco - ACETK00206
    • Quantity: 6 Piece
    $72.95
    Save 32%
    List $107.95 Save $35.00

    Guaranteed to Fit 2003 Cadillac CTS

    Guaranteed to Fit 2003 Cadillac CTS

  • Notify When Available

    VIDEO

    Headlight Assembly

    Replaces 2003 Cadillac CTS Passenger Side Headlight Assembly TRQ HLA74118

    Brand: TRQ
    - HLA74118

    Out of Stock

    $ 139.95

    Guaranteed to Fit 2003 Cadillac CTS

    Guaranteed to Fit 2003 Cadillac CTS

    Replaces 2003 Cadillac CTS Passenger Side Headlight Assembly TRQ HLA74118

    VIDEO

    Headlight Assembly
    Brand: TRQ - HLA74118

    Out of Stock

    $ 139.95

    Guaranteed to Fit 2003 Cadillac CTS

    Guaranteed to Fit 2003 Cadillac CTS

  • Notify When Available

    VIDEO

    Headlight Assembly

    Replaces 2003 Cadillac CTS Driver Side Headlight Assembly TRQ HLA74117

    Brand: TRQ
    - HLA74117

    Out of Stock

    $ 139.95

    Guaranteed to Fit 2003 Cadillac CTS

    Guaranteed to Fit 2003 Cadillac CTS

    Replaces 2003 Cadillac CTS Driver Side Headlight Assembly TRQ HLA74117

    VIDEO

    Headlight Assembly
    Brand: TRQ - HLA74117

    Out of Stock

    $ 139.95

    Guaranteed to Fit 2003 Cadillac CTS

    Guaranteed to Fit 2003 Cadillac CTS

  • Notify When Available
    Spark Plug Socket

    Spark Plug Socket

    8 reviews
    Brand: TRQ
    - TLK06456

    • Socket Drive: 3/8 in. Drive
    • Socket Size: 5/8 in

    Out of Stock

    $ 10.95

    Spark Plug Socket

    Spark Plug Socket
    8 reviews
    Brand: TRQ - TLK06456
    • Socket Drive: 3/8 in. Drive
    • Socket Size: 5/8 in

    Out of Stock

    $ 10.95
  • Notify When Available
    Ball Joint / Tie Rod Separator

    Ball Joint / Tie Rod Separator

    5 reviews
    Brand: TRQ
    - TLK12466

    • Tool Capacity Range: 19mm Opening

    Out of Stock

    $ 32.95

    Ball Joint / Tie Rod Separator

    Ball Joint / Tie Rod Separator
    5 reviews
    Brand: TRQ - TLK12466
    • Tool Capacity Range: 19mm Opening

    Out of Stock

    $ 32.95
  • Notify When Available

    VIDEO

    Door Panel Removal Tool

    Heavy Duty Door Panel Removal Tool

    11 reviews
    Brand: TRQ
    - TLK01018

    • Product Grade: Heavy Duty
    • Tool Grip Type: Cushion Grip

    Out of Stock

    $ 17.95

    Heavy Duty Door Panel Removal Tool

    VIDEO

    Door Panel Removal Tool
    11 reviews
    Brand: TRQ - TLK01018
    • Product Grade: Heavy Duty
    • Tool Grip Type: Cushion Grip

    Out of Stock

    $ 17.95
  • Notify When Available

    VIDEO

    6 Pc A/C & Fuel Line Quick

    6 Piece A/C & Fuel Line Quick Disconnect Tool Set

    22 reviews
    Brand: Performance Tool
    - W83148

    • Kit Includes: 5/16, 3/8, 1/2, 5/8, 3/4 & 7/8 in. Sizes
    • Quantity: 6 Piece

    Out of Stock

    $ 13.95

    6 Piece A/C & Fuel Line Quick Disconnect Tool Set

    VIDEO

    6 Pc A/C & Fuel Line Quick
    22 reviews
    Brand: Performance Tool - W83148
    • Kit Includes: 5/16, 3/8, 1/2, 5/8, 3/4 & 7/8 in. Sizes
    • Quantity: 6 Piece

    Out of Stock

    $ 13.95
  • Notify When Available

    VIDEO

    RAVEN: Powder-Free, Exam Grade, Fully Textued BLACK Nitrile NON LATEX 6 MIL Gloves (100/BOX) (L)

    Large Disposable Gloves Box of 100

    8 reviews
    Brand: Raven
    - 66518

    • Size: Large
    • Quantity: Box of 100
    • Glove Material: Nitrile (Powder Free)
    • Glove Thickness: 6 mil
    $28.95
    Save 33%
    List $42.95 Save $14.00

    Large Disposable Gloves Box of 100

    VIDEO

    RAVEN: Powder-Free, Exam Grade, Fully Textued BLACK Nitrile NON LATEX 6 MIL Gloves (100/BOX) (L)
    8 reviews
    Brand: Raven - 66518
    • Size: Large
    • Quantity: Box of 100
    • Glove Material: Nitrile (Powder Free)
    • Glove Thickness: 6 mil
    $28.95
    Save 33%
    List $42.95 Save $14.00
  • Notify When Available
    Picture coming soon

    Replaces 2003 Cadillac CTS V6 3.2L Gap 0.050 (in) Spark Plug ACDelco 18

    Brand: ACDelco
    - 18

    Out of Stock

    $ 14.95

    Guaranteed to Fit 2003 Cadillac CTS

    Guaranteed to Fit 2003 Cadillac CTS

    Replaces 2003 Cadillac CTS V6 3.2L Gap 0.050 (in) Spark Plug ACDelco 18

    Picture coming soon
    Brand: ACDelco - 18

    Out of Stock

    $ 14.95

    Guaranteed to Fit 2003 Cadillac CTS

    Guaranteed to Fit 2003 Cadillac CTS

1

...

20 21 22 23 24

...

30
Close



Cadillac is a registered trademark of General Motors Company. 1A Auto is not affiliated with or sponsored by Cadillac or General Motors Company. See all trademarks.
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.