Enter Vehicle Year Make Model

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

Year
Make
Model
Options
Drivetrain

1998 Mercury Grand Marquis Parts

What year is your
Free Same Day Shipping

1998 Mercury Grand Marquis

Filter Results
  • Notify When Available

    VIDEO

    Ignition Kit

    Replaces 1998 Mercury Grand Marquis Ignition Kit TRQ ICA71941

    54 reviews
    Brand: TRQ - ICA71941

    • Kit Includes: (8) Spark Plugs
    • Spark Plug Type: Iridium
    • Kit Includes: (8) Ignition Coils
    $114.95
    Save 24%
    List $150.95 Save $36.00

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Replaces 1998 Mercury Grand Marquis Ignition Kit TRQ ICA71941

    VIDEO

    Ignition Kit
    54 reviews
    Brand: TRQ - ICA71941

    • Kit Includes: (8) Spark Plugs
    • Spark Plug Type: Iridium
    • Kit Includes: (8) Ignition Coils
    $114.95
    Save 24%
    List $150.95 Save $36.00

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Guaranteed to Fit 1998 Mercury Grand Marquis

  • Notify When Available

    VIDEO

    Ignition Kit

    Replaces 1998 Mercury Grand Marquis 16 Piece Performance Ignition Kit TRQ Performance TKA05808

    27 reviews
    Brand: TRQ Performance - TKA05808

    • Kit Includes: (8) Spark Plugs
    • Quantity: 16 Piece
    • Kit Includes: (8) Ignition Coils
    • Ignition Coil Type: Performance
    • Ignition Coil Color: Red
    $127.95
    Save 23%
    List $166.95 Save $39.00

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Replaces 1998 Mercury Grand Marquis 16 Piece Performance Ignition Kit TRQ Performance TKA05808

    VIDEO

    Ignition Kit
    27 reviews
    Brand: TRQ Performance - TKA05808

    • Kit Includes: (8) Spark Plugs
    • Quantity: 16 Piece
    • Kit Includes: (8) Ignition Coils
    • Ignition Coil Type: Performance
    • Ignition Coil Color: Red
    $127.95
    Save 23%
    List $166.95 Save $39.00

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Guaranteed to Fit 1998 Mercury Grand Marquis

  • Notify When Available

    VIDEO

    O2 Oxygen Sensor Set

    Replaces 1998 Mercury Grand Marquis V8 4.6L Upstream & Downstream 4 Piece O2 Oxygen Sensor Set TRQ OSA61637

    28 reviews
    Brand: TRQ - OSA61637

    • Quantity: 4 Piece
    • Kit Includes: (2) Downstream O2 Oxygen Sensors
    • Kit Includes: (2) Upstream O2 Oxygen Sensors
    $102.95
    Save 19%
    List $126.95 Save $24.00

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Replaces 1998 Mercury Grand Marquis V8 4.6L Upstream & Downstream 4 Piece O2 Oxygen Sensor Set TRQ OSA61637

    VIDEO

    O2 Oxygen Sensor Set
    28 reviews
    Brand: TRQ - OSA61637

    • Quantity: 4 Piece
    • Kit Includes: (2) Downstream O2 Oxygen Sensors
    • Kit Includes: (2) Upstream O2 Oxygen Sensors
    $102.95
    Save 19%
    List $126.95 Save $24.00

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Guaranteed to Fit 1998 Mercury Grand Marquis

  • Notify When Available

    VIDEO

    Ignition Kit

    Replaces 1998 Mercury Grand Marquis 16 Piece Performance Ignition Kit TRQ Performance TKA05809

    12 reviews
    Brand: TRQ Performance - TKA05809

    • Kit Includes: (8) Spark Plugs
    • Quantity: 16 Piece
    • Kit Includes: (8) Ignition Coils
    • Ignition Coil Type: Performance
    • Ignition Coil Color: Blue
    $125.95
    Save 30%
    List $179.95 Save $54.00

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Replaces 1998 Mercury Grand Marquis 16 Piece Performance Ignition Kit TRQ Performance TKA05809

    VIDEO

    Ignition Kit
    12 reviews
    Brand: TRQ Performance - TKA05809

    • Kit Includes: (8) Spark Plugs
    • Quantity: 16 Piece
    • Kit Includes: (8) Ignition Coils
    • Ignition Coil Type: Performance
    • Ignition Coil Color: Blue
    $125.95
    Save 30%
    List $179.95 Save $54.00

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Guaranteed to Fit 1998 Mercury Grand Marquis

  • Notify When Available

    VIDEO

    Kit image

    Replaces 1998 Mercury Grand Marquis V8 4.6L Downstream 2 Piece O2 Oxygen Sensor Set TRQ OSA61578

    13 reviews
    Brand: TRQ - OSA61578

    • Quantity: 2 Piece
    • Kit Includes: (2) Downstream O2 Oxygen Sensors
    $61.95
    Save 19%
    List $76.95 Save $15.00

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Replaces 1998 Mercury Grand Marquis V8 4.6L Downstream 2 Piece O2 Oxygen Sensor Set TRQ OSA61578

    VIDEO

    Kit image
    13 reviews
    Brand: TRQ - OSA61578

    • Quantity: 2 Piece
    • Kit Includes: (2) Downstream O2 Oxygen Sensors
    $61.95
    Save 19%
    List $76.95 Save $15.00

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Guaranteed to Fit 1998 Mercury Grand Marquis

  • Notify When Available

    VIDEO

    High and Low Tone Horn Pair

    Replaces 1998 Mercury Grand Marquis High and Low Tone Horn Pair TRQ ELA17620

    26 reviews
    Brand: TRQ - ELA17620

    • Kit Includes: (1) Low Tone High Output Horn
    • Kit Includes: (1) High Tone High Output Horn
    $54.95
    Save 18%
    List $66.95 Save $12.00

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Replaces 1998 Mercury Grand Marquis High and Low Tone Horn Pair TRQ ELA17620

    VIDEO

    High and Low Tone Horn Pair
    26 reviews
    Brand: TRQ - ELA17620

    • Kit Includes: (1) Low Tone High Output Horn
    • Kit Includes: (1) High Tone High Output Horn
    $54.95
    Save 18%
    List $66.95 Save $12.00

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Guaranteed to Fit 1998 Mercury Grand Marquis

  • Notify When Available

    VIDEO

    High Tone High Outupt Horn

    Replaces 1998 Mercury Grand Marquis High Tone High Output Horn TRQ ELA05003

    5 reviews
    Brand: TRQ - ELA05003
    $29.95
    Save 21%
    List $37.95 Save $8.00

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Replaces 1998 Mercury Grand Marquis High Tone High Output Horn TRQ ELA05003

    VIDEO

    High Tone High Outupt Horn
    5 reviews
    Brand: TRQ - ELA05003
    $29.95
    Save 21%
    List $37.95 Save $8.00

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Guaranteed to Fit 1998 Mercury Grand Marquis

  • Notify When Available

    VIDEO

    90-11 Lincoln Towncar; 92-11 Ford Crown Vict, Grand Marquis Rear Air Bag/Coil Spring Conversion

    Replaces 1998 Mercury Grand Marquis Rear Air Bag to Coil Spring Conversion Kit TRQ SKA63000

    14 reviews
    Brand: TRQ - SKA63000
    $94.95
    Save 23%
    List $123.95 Save $29.00

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Replaces 1998 Mercury Grand Marquis Rear Air Bag to Coil Spring Conversion Kit TRQ SKA63000

    VIDEO

    90-11 Lincoln Towncar; 92-11 Ford Crown Vict, Grand Marquis Rear Air Bag/Coil Spring Conversion
    14 reviews
    Brand: TRQ - SKA63000
    $94.95
    Save 23%
    List $123.95 Save $29.00

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Guaranteed to Fit 1998 Mercury Grand Marquis

  • Notify When Available

    VIDEO

    Ignition Coil Set

    Replaces 1998 Mercury Grand Marquis V8 4.6L 8 Piece Performance Ignition Coil Set TRQ Performance ICA64251

    88 reviews
    Brand: TRQ Performance - ICA64251

    • Quantity: 8 Piece
    • Ignition Coil Type: Performance
    • Kit Includes: (8) Ignition Coils
    • Ignition Coil Color: Red
    $117.95
    Save 13%
    List $135.95 Save $18.00

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Replaces 1998 Mercury Grand Marquis V8 4.6L 8 Piece Performance Ignition Coil Set TRQ Performance ICA64251

    VIDEO

    Ignition Coil Set
    88 reviews
    Brand: TRQ Performance - ICA64251

    • Quantity: 8 Piece
    • Ignition Coil Type: Performance
    • Kit Includes: (8) Ignition Coils
    • Ignition Coil Color: Red
    $117.95
    Save 13%
    List $135.95 Save $18.00

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Guaranteed to Fit 1998 Mercury Grand Marquis

  • Notify When Available

    VIDEO

    90-05 Ford Lincoln Mercury Multifit Ignition Starter Switch

    Replaces 1998 Mercury Grand Marquis Ignition Switch TRQ SWA41719

    13 reviews
    Brand: TRQ - SWA41719
    $33.45
    Save 9%
    List $36.95 Save $3.50

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Replaces 1998 Mercury Grand Marquis Ignition Switch TRQ SWA41719

    VIDEO

    90-05 Ford Lincoln Mercury Multifit Ignition Starter Switch
    13 reviews
    Brand: TRQ - SWA41719
    $33.45
    Save 9%
    List $36.95 Save $3.50

    Guaranteed to Fit 1998 Mercury Grand Marquis

    Guaranteed to Fit 1998 Mercury Grand Marquis

1

...

1 2 3 4 5

...

70
Close



Mercury is a registered trademark of Ford Motor Company. 1A Auto is not affiliated with or sponsored by Mercury or Ford Motor 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.