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Exhaust Components

2003 Lincoln Navigator Catalytic Converter, Exhaust Pipe, Muffler Strap, Tail Pipe

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2003 Lincoln Navigator
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Vehicle Options
Base; 8 Cyl 5.4 L GAS
Vehicle Options
Base; 8 Cyl 5.4 L GAS
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Diagram (1 of 1): Exhaust System - Exhaust Components
2003 Lincoln Navigator Exhaust Components Diagram
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Part Description
  • Lincoln -W520803-S426 Nut - Hex.
    -W520803-S426
    Nut - Hex.
    • Part Notes: M8 , U - Nut
    • Fit Note: 8 Cyl 5.4L DOHC EFI
    • Production Date: 03/2002-06/2017
    • Callout Name: HN1
    • Replaced By: -W520803-S439
    MSRP: $4.00 Your Price: $2.35

OEM 2003 Lincoln Navigator Parts for Exhaust Components

Genuine OEM 2003 Lincoln Navigator parts are made using the original design, the high standards, in the Lincoln official factories, and all of these ensure that they always fit perfectly and easily. FordPartsDeal.com is a trusted source for finding these authentic OEM Exhaust Components parts at very competitive prices. Our professional team is here to help you choose the right 2003 Lincoln Navigator Catalytic Converter, Exhaust Pipe, Muffler Strap, Tail Pipe, and our fast delivery options ensure that your parts are always delivered quickly.

Exhaust Pipe Installation and Repair Tips for 2003 Lincoln Navigator

  • Q: How to service the dual converter Exhaust Pipe on 2003 Lincoln Navigator?
    A: The dual converter Y-pipe requires removing the sensors as well as raising the vehicle to service. Unscrew the catalytic converter-exhaust manifold nuts and unscrew the clamp. Take out LH converter then support the muffler to take out the RH converter. Use anti-seizing lubricant prior to install and loosening fasteners beginning at front.
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