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2004 Peterbilt 378 Parts

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2004 Peterbilt 378

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    Kit image

    Replaces 2004 Peterbilt 378 Driver & Passenger Side 2 Piece Manual Paint to Match West Coast Mirror Set TRQ MRA38850

    Brand: TRQ
    - MRA38850

    • Quantity: 2 Piece
    • Kit Includes: (1) Passenger Side Mirror
    • Kit Includes: (1) Driver Side Mirror
    • Adjustment Type: Manual
    • Mirror Type: West Coast
    • Mirror Color / Finish: Paint to Match
    $94.95
    Save 32%
    List $139.95 Save $45.00

    Guaranteed to Fit 2004 Peterbilt 378

    Guaranteed to Fit 2004 Peterbilt 378

    Replaces 2004 Peterbilt 378 Driver & Passenger Side 2 Piece Manual Paint to Match West Coast Mirror Set TRQ MRA38850

    Kit image
    Brand: TRQ - MRA38850
    • Quantity: 2 Piece
    • Kit Includes: (1) Passenger Side Mirror
    • Kit Includes: (1) Driver Side Mirror
    • Adjustment Type: Manual
    • Mirror Type: West Coast
    • Mirror Color / Finish: Paint to Match
    $94.95
    Save 32%
    List $139.95 Save $45.00

    Guaranteed to Fit 2004 Peterbilt 378

    Guaranteed to Fit 2004 Peterbilt 378

  • Notify When Available
    Mirror

    Replaces 2004 Peterbilt 378 Passenger Side Manual Heated Mirror TRQ MRA04136

    Brand: TRQ
    - MRA04136

    • Heated: Yes
    • Housing Turn Signal Indicator: Yes
    • Includes: Mounting Bracket
    • Design: Round
    • Cover Color: Stainless Steel
    • Cover Finish: Smooth
    • Housing Color: Stainless Steel
    • Adjustment Type: Manual
    • Mirror Turn Signal Indicator: Yes
    $59.95
    Save 20%
    List $74.95 Save $15.00

    Guaranteed to Fit 2004 Peterbilt 378

    Guaranteed to Fit 2004 Peterbilt 378

    Replaces 2004 Peterbilt 378 Passenger Side Manual Heated Mirror TRQ MRA04136

    Mirror
    Brand: TRQ - MRA04136
    • Heated: Yes
    • Housing Turn Signal Indicator: Yes
    • Includes: Mounting Bracket
    • Design: Round
    • Cover Color: Stainless Steel
    • Cover Finish: Smooth
    • Housing Color: Stainless Steel
    • Adjustment Type: Manual
    • Mirror Turn Signal Indicator: Yes
    $59.95
    Save 20%
    List $74.95 Save $15.00

    Guaranteed to Fit 2004 Peterbilt 378

    Guaranteed to Fit 2004 Peterbilt 378

  • Notify When Available
    Mirror

    Replaces 2004 Peterbilt 378 Driver Side Manual Heated Mirror TRQ MRA04137

    Brand: TRQ
    - MRA04137

    • Heated: Yes
    • Housing Turn Signal Indicator: Yes
    • Includes: Mounting Bracket
    • Design: Round
    • Cover Color: Stainless Steel
    • Cover Finish: Smooth
    • Housing Color: Stainless Steel
    • Adjustment Type: Manual
    • Mirror Turn Signal Indicator: Yes
    $59.95
    Save 20%
    List $74.95 Save $15.00

    Guaranteed to Fit 2004 Peterbilt 378

    Guaranteed to Fit 2004 Peterbilt 378

    Replaces 2004 Peterbilt 378 Driver Side Manual Heated Mirror TRQ MRA04137

    Mirror
    Brand: TRQ - MRA04137
    • Heated: Yes
    • Housing Turn Signal Indicator: Yes
    • Includes: Mounting Bracket
    • Design: Round
    • Cover Color: Stainless Steel
    • Cover Finish: Smooth
    • Housing Color: Stainless Steel
    • Adjustment Type: Manual
    • Mirror Turn Signal Indicator: Yes
    $59.95
    Save 20%
    List $74.95 Save $15.00

    Guaranteed to Fit 2004 Peterbilt 378

    Guaranteed to Fit 2004 Peterbilt 378

  • Notify When Available
    Mirror

    Replaces 2004 Peterbilt 378 Driver Side Manual Mirror TRQ MRA04135

    Brand: TRQ
    - MRA04135

    • Housing Turn Signal Indicator: Yes
    • Includes: Mounting Bracket
    • Design: Round
    • Cover Color: Stainless Steel
    • Cover Finish: Smooth
    • Housing Color: Stainless Steel
    • Adjustment Type: Manual
    • Heated: No
    • Mirror Turn Signal Indicator: Yes
    $54.95
    Save 24%
    List $71.95 Save $17.00

    Guaranteed to Fit 2004 Peterbilt 378

    Guaranteed to Fit 2004 Peterbilt 378

    Replaces 2004 Peterbilt 378 Driver Side Manual Mirror TRQ MRA04135

    Mirror
    Brand: TRQ - MRA04135
    • Housing Turn Signal Indicator: Yes
    • Includes: Mounting Bracket
    • Design: Round
    • Cover Color: Stainless Steel
    • Cover Finish: Smooth
    • Housing Color: Stainless Steel
    • Adjustment Type: Manual
    • Heated: No
    • Mirror Turn Signal Indicator: Yes
    $54.95
    Save 24%
    List $71.95 Save $17.00

    Guaranteed to Fit 2004 Peterbilt 378

    Guaranteed to Fit 2004 Peterbilt 378

  • Notify When Available
    Exterior Door Handle

    Replaces 2004 Peterbilt 378 Front Passenger Side Exterior Door Handle TRQ DHA45965

    Brand: TRQ
    - DHA45965

    • Color: Chrome
    $69.95
    Save 35%
    List $107.95 Save $38.00

    Guaranteed to Fit 2004 Peterbilt 378

    Guaranteed to Fit 2004 Peterbilt 378

    Replaces 2004 Peterbilt 378 Front Passenger Side Exterior Door Handle TRQ DHA45965

    Exterior Door Handle
    Brand: TRQ - DHA45965
    • Color: Chrome
    $69.95
    Save 35%
    List $107.95 Save $38.00

    Guaranteed to Fit 2004 Peterbilt 378

    Guaranteed to Fit 2004 Peterbilt 378

  • Notify When Available

    VIDEO

    Inner Tie Rod Tool

    Heavy Duty Inner Tie Rod Tool

    204 reviews
    Brand: TRQ
    - TLK01002

    • Socket Drive: 3/8 in. Drive
    • Product Grade: Heavy Duty
    $23.95
    Save 31%
    List $34.95 Save $11.00

    Heavy Duty Inner Tie Rod Tool

    VIDEO

    Inner Tie Rod Tool
    204 reviews
    Brand: TRQ - TLK01002
    • Socket Drive: 3/8 in. Drive
    • Product Grade: Heavy Duty
    $23.95
    Save 31%
    List $34.95 Save $11.00
  • Notify When Available

    VIDEO

    Disc Brake Pad Spreader

    Disc Brake Pad Spreader

    182 reviews
    Brand: TRQ
    - TLK01003

    $15.95
    Save 31%
    List $22.95 Save $7.00

    Disc Brake Pad Spreader

    VIDEO

    Disc Brake Pad Spreader
    182 reviews
    Brand: TRQ - TLK01003
    $15.95
    Save 31%
    List $22.95 Save $7.00
  • Notify When Available
    Spark Plug Socket

    Spark Plug Socket

    10 reviews
    Brand: TRQ
    - TLK06456

    • Socket Drive: 3/8 in. Drive
    • Socket Size: 5/8 in
    $10.95
    Save 8%
    List $11.95 Save $1.00

    Spark Plug Socket

    Spark Plug Socket
    10 reviews
    Brand: TRQ - TLK06456
    • Socket Drive: 3/8 in. Drive
    • Socket Size: 5/8 in
    $10.95
    Save 8%
    List $11.95 Save $1.00
  • Notify When Available

    VIDEO

    Interior Trim Removal Kit

    Interior Trim Removal Kit

    95 reviews
    Brand: TRQ
    - TLK01001
    $39.95
    Save 20%
    List $49.95 Save $10.00

    Interior Trim Removal Kit

    VIDEO

    Interior Trim Removal Kit
    95 reviews
    Brand: TRQ - TLK01001
    $39.95
    Save 20%
    List $49.95 Save $10.00
  • Notify When Available
    Disc Brake Service Kit

    Disc Brake Service Kit 50 State Formula

    57 reviews
    Brand: TRQ
    - KTA03112

    • Kit Includes: (1) Brake Caliper Hanger Hook Set
    • Kit Includes: (1) Disc Brake Pad Spreader Tool
    • Kit Includes: (1) Brake Cleaner & Fluid Kit
    $39.95
    Save 17%
    List $47.95 Save $8.00

    Disc Brake Service Kit 50 State Formula

    Disc Brake Service Kit
    57 reviews
    Brand: TRQ - KTA03112
    • Kit Includes: (1) Brake Caliper Hanger Hook Set
    • Kit Includes: (1) Disc Brake Pad Spreader Tool
    • Kit Includes: (1) Brake Cleaner & Fluid Kit
    $39.95
    Save 17%
    List $47.95 Save $8.00
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