Enter Vehicle Year Make Model

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

Year
Make
Model
Options
Drivetrain

2012 Mazda 3 Engine Sensors & Electrical

What year is your
Free Same Day Shipping

2012 Mazda 3 Engine Sensors & Electrical

Filter Results
  • Notify When Available

    VIDEO

    Ignition Coil Set

    Replaces 2012 Mazda 3 L4 2.0L with Skyactiv Technology 4 Piece Ignition Coil Set TRQ ICA64282

    8 reviews
    Brand: TRQ - ICA64282

    • Quantity: 4 Piece
    • Kit Includes: (4) Ignition Coils
    • Ignition Coil Type: Direct Replacement
    • Ignition Coil Color: Black
    $115.95
    Save 22%
    List $148.95 Save $33.00

    Guaranteed to Fit 2012 Mazda 3

    Guaranteed to Fit 2012 Mazda 3

  • Notify When Available

    VIDEO

    Coolant Temperature Sensor

    Replaces 2012 Mazda 3 On Radiator Coolant Temperature Sensor TRQ ESA70939

    2 reviews
    Brand: TRQ - ESA70939
    $21.95
    Save 19%
    List $26.95 Save $5.00

    Guaranteed to Fit 2012 Mazda 3

    Guaranteed to Fit 2012 Mazda 3

  • Notify When Available

    VIDEO

    Kit image

    Replaces 2012 Mazda 3 L4 2.0L excluding SkyActiv Models 4 Piece Ignition Coil Set TRQ ICA61582

    19 reviews
    Brand: TRQ - ICA61582

    • Quantity: 4 Piece
    • Kit Includes: (4) Ignition Coils
    • Ignition Coil Type: Direct Replacement
    • Ignition Coil Color: Black
    $106.95
    Save 27%
    List $146.95 Save $40.00

    Guaranteed to Fit 2012 Mazda 3

    Guaranteed to Fit 2012 Mazda 3

  • Notify When Available

    VIDEO

    Oil Pressure Switch

    Replaces 2012 Mazda 3 Oil Pressure Switch TRQ SWA40939

    Brand: TRQ - SWA40939
    $24.95
    Save 17%
    List $29.95 Save $5.00

    Guaranteed to Fit 2012 Mazda 3

    Guaranteed to Fit 2012 Mazda 3

  • Notify When Available
    Ignition Coil Set

    Replaces 2012 Mazda 3 L4 2.0L with Skyactiv Technology 4 Piece Performance Ignition Coil Set TRQ Performance ICA63092

    4 reviews
    Brand: TRQ Performance - ICA63092

    • Quantity: 4 Piece
    • Ignition Coil Type: Performance
    • Ignition Coil Color: Red
    • Kit Includes: (4) Performance Ignition Coils
    $109.95
    Save 29%
    List $153.95 Save $44.00

    Guaranteed to Fit 2012 Mazda 3

    Guaranteed to Fit 2012 Mazda 3

  • Notify When Available
    Ignition Coil Wire Harness

    Replaces Ignition Coil Wire Harness TRQ ICA76017

    Brand: TRQ - ICA76017

    $20.95
    Save 30%
    List $29.95 Save $9.00

    Guaranteed to Fit 2012 Mazda 3

    Guaranteed to Fit 2012 Mazda 3

  • Notify When Available

    VIDEO

    01-14 Ford; 11-14 Lincoln; 01-14 Mazda; 06-11 Mercury Multifit Engine Knock Sensor

    Replaces Engine Knock Sensor TRQ ESA53635

    Brand: TRQ - ESA53635
    $30.95
    Save 26%
    List $41.95 Save $11.00

    Guaranteed to Fit 2012 Mazda 3

    Guaranteed to Fit 2012 Mazda 3

  • Notify When Available

    VIDEO

    Engine Knock Sensor

    Replaces Engine Knock Sensor TRQ ESA90005

    Brand: TRQ - ESA90005
    $25.95
    Save 30%
    List $36.95 Save $11.00

    Guaranteed to Fit 2012 Mazda 3

    Guaranteed to Fit 2012 Mazda 3

  • Notify When Available
    Engine Knock Sensor

    Replaces 2012 Mazda 3 L4 2.3L Engine Knock Sensor TRQ ESA90101

    Brand: TRQ - ESA90101
    $26.95
    Save 31%
    List $38.95 Save $12.00

    Guaranteed to Fit 2012 Mazda 3

    Guaranteed to Fit 2012 Mazda 3

  • Notify When Available
    Ignition Coil 4 Piece Set

    Replaces 2012 Mazda 3 L4 2.3L 4 Piece Ignition Coil Set TRQ ICA64256

    1 reviews
    Brand: TRQ - ICA64256

    • Quantity: 4 Piece
    • Kit Includes: (4) Ignition Coils
    • Ignition Coil Type: Direct Replacement
    • Ignition Coil Color: Black
    $109.95
    Save 25%
    List $146.95 Save $37.00

    Guaranteed to Fit 2012 Mazda 3

    Guaranteed to Fit 2012 Mazda 3

1

...

1 2 3 4 5

...

5
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.