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1991 Peterbilt 378 Parts

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1991 Peterbilt 378

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  • Notify When Available
    Mirror

    Replaces Mirror TRQ MRA04107

    Brand: TRQ
    - MRA04107

    • Heated: Yes
    • Adjustment Type: Manual
    • Mirror Type: West Coast
    • Cover Color: Stainless Steel
    • Cover Finish: Smooth
    • Housing Turn Signal Indicator: Yes
    • Housing Color: Stainless Steel
    • Mirror Turn Signal Indicator: No
    • Mirror Head Style: Angled Back Round Corner
    $64.95
    Save 33%
    List $96.95 Save $32.00

    Guaranteed to Fit 1991 Peterbilt 378

    Guaranteed to Fit 1991 Peterbilt 378

    Replaces Mirror TRQ MRA04107

    Mirror
    Brand: TRQ - MRA04107
    • Heated: Yes
    • Adjustment Type: Manual
    • Mirror Type: West Coast
    • Cover Color: Stainless Steel
    • Cover Finish: Smooth
    • Housing Turn Signal Indicator: Yes
    • Housing Color: Stainless Steel
    • Mirror Turn Signal Indicator: No
    • Mirror Head Style: Angled Back Round Corner
    $64.95
    Save 33%
    List $96.95 Save $32.00

    Guaranteed to Fit 1991 Peterbilt 378

    Guaranteed to Fit 1991 Peterbilt 378

  • Notify When Available
    Mirror Pair

    Replaces 1991 Peterbilt 378 2 Piece Manual Heated Without Memory Paint to Match Angled Back Round Corner West Coast Mirror Set with Heat, Non-Folding, with Housing Turn Signal, without Mirror Turn Signal TRQ MRA09054

    Brand: TRQ
    - MRA09054

    • Mirror Type: West Coast
    • Mirror Head Style: Angled Back Round Corner
    • Quantity: 2 Piece
    • Mirror Color / Finish: Paint to Match
    • Kit Includes: (1) Passenger Side Mirror
    • Kit Includes: (1) Driver Side Mirror
    • Adjustment Type: Manual
    • Mirror Memory Type: Without Memory
    $84.95
    Save 26%
    List $114.95 Save $30.00

    Guaranteed to Fit 1991 Peterbilt 378

    Guaranteed to Fit 1991 Peterbilt 378

    Replaces 1991 Peterbilt 378 2 Piece Manual Heated Without Memory Paint to Match Angled Back Round Corner West Coast Mirror Set with Heat, Non-Folding, with Housing Turn Signal, without Mirror Turn Signal TRQ MRA09054

    Mirror Pair
    Brand: TRQ - MRA09054
    • Mirror Type: West Coast
    • Mirror Head Style: Angled Back Round Corner
    • Quantity: 2 Piece
    • Mirror Color / Finish: Paint to Match
    • Kit Includes: (1) Passenger Side Mirror
    • Kit Includes: (1) Driver Side Mirror
    • Adjustment Type: Manual
    • Mirror Memory Type: Without Memory
    $84.95
    Save 26%
    List $114.95 Save $30.00

    Guaranteed to Fit 1991 Peterbilt 378

    Guaranteed to Fit 1991 Peterbilt 378

  • Notify When Available
    Mirror

    Replaces Mirror TRQ MRA08651

    Brand: TRQ
    - MRA08651

    • Includes: Mounting Bracket
    • Design: Round
    • Housing Turn Signal Indicator: No
    • Mirror Turn Signal Indicator: No
    • Adjustment Type: Manual
    • Heated: No
    • Cover Finish: Smooth
    • Cover Color: Stainless Steel
    • Housing Color: Stainless Steel
    $36.95
    Save 25%
    List $48.95 Save $12.00

    Guaranteed to Fit 1991 Peterbilt 378

    Guaranteed to Fit 1991 Peterbilt 378

    Replaces Mirror TRQ MRA08651

    Mirror
    Brand: TRQ - MRA08651
    • Includes: Mounting Bracket
    • Design: Round
    • Housing Turn Signal Indicator: No
    • Mirror Turn Signal Indicator: No
    • Adjustment Type: Manual
    • Heated: No
    • Cover Finish: Smooth
    • Cover Color: Stainless Steel
    • Housing Color: Stainless Steel
    $36.95
    Save 25%
    List $48.95 Save $12.00

    Guaranteed to Fit 1991 Peterbilt 378

    Guaranteed to Fit 1991 Peterbilt 378

  • Notify When Available
    Mirror

    Replaces Mirror TRQ MRA08653

    Brand: TRQ
    - MRA08653

    • Includes: Mounting Bracket
    • Design: Round
    • Housing Turn Signal Indicator: No
    • Mirror Turn Signal Indicator: No
    • Adjustment Type: Manual
    • Heated: No
    • Cover Finish: Smooth
    • Cover Color: Stainless Steel
    • Housing Color: Stainless Steel
    $34.95
    Save 29%
    List $48.95 Save $14.00

    Guaranteed to Fit 1991 Peterbilt 378

    Guaranteed to Fit 1991 Peterbilt 378

    Replaces Mirror TRQ MRA08653

    Mirror
    Brand: TRQ - MRA08653
    • Includes: Mounting Bracket
    • Design: Round
    • Housing Turn Signal Indicator: No
    • Mirror Turn Signal Indicator: No
    • Adjustment Type: Manual
    • Heated: No
    • Cover Finish: Smooth
    • Cover Color: Stainless Steel
    • Housing Color: Stainless Steel
    $34.95
    Save 29%
    List $48.95 Save $14.00

    Guaranteed to Fit 1991 Peterbilt 378

    Guaranteed to Fit 1991 Peterbilt 378

  • Notify When Available
    Mirror Pair

    Replaces 1991 Peterbilt 378 Driver & Passenger Side 2 Piece Manual Heated Without Memory Paint to Match Center Stud Mirror Set with Heat, Folding TRQ MRA08696

    Brand: TRQ
    - MRA08696

    • Mirror Mount Type: Center Stud
    • Includes: Mounting Bracket
    • Design: Round
    • Quantity: 2 Piece
    • Mirror Color / Finish: Paint to Match
    • Adjustment Type: Manual
    • Mirror Memory Type: Without Memory
    • Kit Includes: (1) Passenger Side Mirror
    • Kit Includes: (1) Driver Side Mirror
    $64.95
    Save 26%
    List $87.95 Save $23.00

    Guaranteed to Fit 1991 Peterbilt 378

    Guaranteed to Fit 1991 Peterbilt 378

    Replaces 1991 Peterbilt 378 Driver & Passenger Side 2 Piece Manual Heated Without Memory Paint to Match Center Stud Mirror Set with Heat, Folding TRQ MRA08696

    Mirror Pair
    Brand: TRQ - MRA08696
    • Mirror Mount Type: Center Stud
    • Includes: Mounting Bracket
    • Design: Round
    • Quantity: 2 Piece
    • Mirror Color / Finish: Paint to Match
    • Adjustment Type: Manual
    • Mirror Memory Type: Without Memory
    • Kit Includes: (1) Passenger Side Mirror
    • Kit Includes: (1) Driver Side Mirror
    $64.95
    Save 26%
    List $87.95 Save $23.00

    Guaranteed to Fit 1991 Peterbilt 378

    Guaranteed to Fit 1991 Peterbilt 378

  • Notify When Available
    Mirror Set

    Replaces 1991 Peterbilt 378 Driver & Passenger Side 2 Piece Manual Mirror Set TRQ MRA17976

    Brand: TRQ
    - MRA17976

    • Quantity: 2 Piece
    • Adjustment Type: Manual
    • Kit Includes: (1) Passenger Side Mirror
    • Kit Includes: (1) Driver Side Mirror
    • Includes: Mounting Bracket
    $89.95
    Save 18%
    List $109.95 Save $20.00

    Guaranteed to Fit 1991 Peterbilt 378

    Guaranteed to Fit 1991 Peterbilt 378

    Replaces 1991 Peterbilt 378 Driver & Passenger Side 2 Piece Manual Mirror Set TRQ MRA17976

    Mirror Set
    Brand: TRQ - MRA17976
    • Quantity: 2 Piece
    • Adjustment Type: Manual
    • Kit Includes: (1) Passenger Side Mirror
    • Kit Includes: (1) Driver Side Mirror
    • Includes: Mounting Bracket
    $89.95
    Save 18%
    List $109.95 Save $20.00

    Guaranteed to Fit 1991 Peterbilt 378

    Guaranteed to Fit 1991 Peterbilt 378

  • Notify When Available
    Mirror Set

    Replaces 1991 Peterbilt 378 Driver & Passenger Side 2 Piece Manual Heated Mirror Set with Heat, Non-Folding, with Housing Turn Signal, with Mirror Turn Signal TRQ MRA18693

    Brand: TRQ
    - MRA18693

    • Quantity: 2 Piece
    • Adjustment Type: Manual
    • Kit Includes: (1) Passenger Side Mirror
    • Kit Includes: (1) Driver Side Mirror
    • Includes: Mounting Bracket
    $94.95
    Save 25%
    List $125.95 Save $31.00

    Guaranteed to Fit 1991 Peterbilt 378

    Guaranteed to Fit 1991 Peterbilt 378

    Replaces 1991 Peterbilt 378 Driver & Passenger Side 2 Piece Manual Heated Mirror Set with Heat, Non-Folding, with Housing Turn Signal, with Mirror Turn Signal TRQ MRA18693

    Mirror Set
    Brand: TRQ - MRA18693
    • Quantity: 2 Piece
    • Adjustment Type: Manual
    • Kit Includes: (1) Passenger Side Mirror
    • Kit Includes: (1) Driver Side Mirror
    • Includes: Mounting Bracket
    $94.95
    Save 25%
    List $125.95 Save $31.00

    Guaranteed to Fit 1991 Peterbilt 378

    Guaranteed to Fit 1991 Peterbilt 378

  • Notify When Available
    Exterior Door Handle

    Replaces 1991 Peterbilt 378 Front Driver Side Exterior Door Handle TRQ DHA45964

    Brand: TRQ
    - DHA45964

    • Color: Chrome
    $64.95
    Save 40%
    List $107.95 Save $43.00

    Guaranteed to Fit 1991 Peterbilt 378

    Guaranteed to Fit 1991 Peterbilt 378

    Replaces 1991 Peterbilt 378 Front Driver Side Exterior Door Handle TRQ DHA45964

    Exterior Door Handle
    Brand: TRQ - DHA45964
    • Color: Chrome
    $64.95
    Save 40%
    List $107.95 Save $43.00

    Guaranteed to Fit 1991 Peterbilt 378

    Guaranteed to Fit 1991 Peterbilt 378

  • Notify When Available
    Mirror

    Replaces 1991 Peterbilt 378 Passenger Side Manual Mirror TRQ MRA04134

    Brand: TRQ
    - MRA04134

    • 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 1991 Peterbilt 378

    Guaranteed to Fit 1991 Peterbilt 378

    Replaces 1991 Peterbilt 378 Passenger Side Manual Mirror TRQ MRA04134

    Mirror
    Brand: TRQ - MRA04134
    • 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 1991 Peterbilt 378

    Guaranteed to Fit 1991 Peterbilt 378

  • Notify When Available
    Kit image

    Replaces 1991 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 1991 Peterbilt 378

    Guaranteed to Fit 1991 Peterbilt 378

    Replaces 1991 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 1991 Peterbilt 378

    Guaranteed to Fit 1991 Peterbilt 378

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