Search Bar
Search by Part Number, Part Name, or Vehicle
  • My Garage
  • Cart
  • OE Parts
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting
Help Center
< Back ×
  • Shop OE Parts
  • Shop By Category
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting

2003 Toyota Highlander Catalytic Converter

My Vehicle Change Vehicle
2003 Toyota Highlander
Change Vehicle
Vehicle Options
We need more information about your vehicle to make a correct determination of fitment
< Back to View All
Catalytic Converters
  • Department
  • Brands
  • Prices

17 Products found

Sort by:
Recommended
Filter Results
Sort
View by
  • OEM 2003 Toyota Highlander Resonator & Pipe Gasket - 17451-0A010
    OEM 2003 Toyota Highlander Resonator & Pipe Gasket Diagram - 17451-0A010
    View Related Parts

    OEM (Genuine) 2003 Toyota Highlander Resonator & Pipe Gasket

    PartNumber: 17451-0A010
    $21.23 MSRP: $30.59
    You Save: $9.36 (31%)
    Product Specifications
    • Notes: 3.0 Liter
    • Item Weight: 2.50 Pounds
    • Replaces: 17451-20020
    • Part Description: 2003 Toyota Highlander Resonator & Pipe Gasket
    More Info
    Vehicle Fitment
    • 2003 Toyota Highlander | Base, Limited | 6 Cyl 3.0 L GAS
  • OEM 2003 Toyota Highlander Center Pipe Gasket - 90917-A6001
    OEM 2003 Toyota Highlander Center Pipe Gasket Diagram - 90917-A6001
    View Related Parts

    OEM (Genuine) 2003 Toyota Highlander Center Pipe Gasket

    PartNumber: 90917-A6001
    $12.70 MSRP: $18.27
    You Save: $5.57 (31%)
    Product Specifications
    • Notes: 2.4 Liter
    • Other Names: Muffler & Pipe Gasket; Tailpipe Gasket; Converter Pipe Gasket; Intermed Pipe Gasket
    • Item Weight: 0.50 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 90080-43033, 90917-06090
    • Part Description: 2003 Toyota Highlander Center Pipe Gasket
    More Info
    Vehicle Fitment
    • 2003 Toyota Highlander | Base, L, LE, LE Plus, Limited, Limited Platinum, Platinum, Plus, SE, XLE, XSE | 4 Cyl 2.4 L GAS, 4 Cyl 2.7 L GAS, 6 Cyl 3.5 L GAS
  • OEM 2003 Toyota Highlander Center Pipe Gasket - 17451-0D050
    OEM 2003 Toyota Highlander Center Pipe Gasket Diagram - 17451-0D050
    View Related Parts

    OEM (Genuine) 2003 Toyota Highlander Center Pipe Gasket

    PartNumber: 17451-0D050
    $34.17 MSRP: $49.21
    You Save: $15.04 (31%)
    Product Specifications
    • Notes: 2.4 Liter; 3.0 Liter
    • Item Weight: 1.50 Pounds
    • Replaces: 17451-74060, 17451-20010
    • Part Description: 2003 Toyota Highlander Center Pipe Gasket
    More Info
    Vehicle Fitment
    • 2003 Toyota Highlander | Base, Limited | 4 Cyl 2.4 L GAS, 6 Cyl 3.0 L GAS
  • OEM 2003 Toyota Highlander Center Pipe Gasket - 90917-A6003
    OEM 2003 Toyota Highlander Center Pipe Gasket Diagram - 90917-A6003
    View Related Parts

    OEM (Genuine) 2003 Toyota Highlander Center Pipe Gasket

    PartNumber: 90917-A6003
    $12.82 MSRP: $18.45
    You Save: $5.63 (31%)
    Product Specifications
    • Notes: 3.0 Liter, Rear
    • Other Names: Muffler Gasket; Exhaust Pipe Seal; Front, Intermediate, Rear, & Center Pipe Gaskets.
    • Fitment Type: Direct Replacement
    • Replaces: 90917-06078
    • Part Description: 2003 Toyota Highlander Center Pipe Gasket
    More Info
    Vehicle Fitment
    • 2003 Toyota Highlander | Base, Limited | 6 Cyl 3.0 L GAS
  • OEM 2003 Toyota Highlander Catalytic Converter - 17410-20390
    OEM 2003 Toyota Highlander Catalytic Converter Diagram - 17410-20390
    View Related Parts

    OEM (Genuine) 2003 Toyota Highlander Catalytic Converter

    PartNumber: 17410-20390
    $1110.15 MSRP: $1499.40
    You Save: $389.25 (26%)
    Product Specifications
    • Notes: Highlander; 3.0l; Rear; 3.0 Liter
    • Location: Passenger Side
    • Other Names: Catalytic Converter
    • Item Dimensions: 48.6 x 18.2 x 9.5 inches
    • Item Weight: 11.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2003 Toyota Highlander Catalytic Converter
    More Info
    Vehicle Fitment
    • 2003 Toyota Highlander | Base, Limited | 6 Cyl 3.0 L GAS
  • OEM 2003 Toyota Highlander Catalytic Converter - 18450-20110
    OEM 2003 Toyota Highlander Catalytic Converter Diagram - 18450-20110
    View Related Parts

    OEM (Genuine) 2003 Toyota Highlander Catalytic Converter

    PartNumber: 18450-20110
    $600.26 MSRP: $752.77
    You Save: $152.51 (21%)
    Product Specifications
    • Notes: Highlander; 3.0l; Front; 3.0 Liter
    • Location: Driver Side
    • Other Names: Converter Assembly, W/Catalyst
    • Item Dimensions: 41.9 x 8.4 x 26.0 inches
    • Item Weight: 12.10 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2003 Toyota Highlander Catalytic Converter
    More Info
    Vehicle Fitment
    • 2003 Toyota Highlander | Base, Limited | 6 Cyl 3.0 L GAS
  • Davico Direct Fit Catalytic Converter for 2003 Toyota Highlander - 18104

    Davico® Direct Fit Catalytic Converter for 2003 Toyota Highlander

    PartNumber: 18104
    $233.70
    Product Specifications
    • Notes: Not legal for use in Calif; Illegal for installation in NY on vehicles equipped w/Calif emission systems; (clamps to muffler); Cut to fit
    • Catalytic Converter Body Height: 5.5"
    • Catalytic Converter Overall Length: 18.25"
    • Catalytic Converter Width: 7.5"
    • Converter Configuration: Direct Fit
    • Position: Rear
    • Part Description: 2003 Toyota Highlander Direct Fit Catalytic Converter
    More Info
    Vehicle Fitment
    • 2003 Toyota Highlander | All Trims | 6 Cyl 3.0L
  • Davico Direct Fit Catalytic Converter for 2003 Toyota Highlander - 19059

    Davico® Direct Fit Catalytic Converter for 2003 Toyota Highlander

    PartNumber: 19059
    $273.12
    Product Specifications
    • Notes: Not legal for use in Calif; Illegal for installation in NY on vehicles equipped w/Calif emission systems
    • Catalytic Converter Body Height: 6.25"
    • Catalytic Converter Overall Length: 22.5"
    • Catalytic Converter Width: 10.25"
    • Converter Configuration: Direct Fit
    • Inlet Type A: 2 Bolt Fixed Flange
    • Inlet Type B: 2 Bolt Fixed Flange
    • O2 Sensor Port: No
    • Outlet Type A: 2 Bolt Fixed Flange
    • Packaging Type: Boxed
    • Position: Center
    • UPC: 841809117021
    • Part Description: 2003 Toyota Highlander Direct Fit Catalytic Converter
    More Info
    Vehicle Fitment
    • 2003 Toyota Highlander | All Trims | 6 Cyl 3.0L
  • Bosal Direct Fit Catalytic Converter for 2003 Toyota Highlander - 099-1666

    Bosal® Direct Fit Catalytic Converter for 2003 Toyota Highlander

    PartNumber: 099-1666
    Product Specifications
    • Notes: Rear Main; Not Legal For Sale In CA. Not Legal In NY For Vehicles w/Calif Emissions.
    • CARB Compliant: No
    • Catalytic Converter Air Tube Adaptable: Not Air Tube Kit Adaptable
    • Catalytic Converter Format: Main Catalytic Converter
    • Catalytic Converter Housing Material: Stainless Steel
    • Catalytic Converter Length (in): 12.0
    • Catalytic Converter Oxygen Sensor Location: No Port Location
    • Catalytic Converter Substrate Material: Ceramic
    • Exhaust Component Mount Type: Uses Factory Hangers
    • Exhaust Pipe Inlet Connection Type: Flange or slip fit
    • Exhaust Pipe Outlet Connection Type: Flange or slip fit
    • Fitment: Direct OE Replacement
    • Internet Product Code (IPC): 1522189DD6F
    • Item Grade: Standard Replacement
    • Item has MSDS (SDS): N
    • MFG Brand Name: Bosal
    • MFG Model # (Series): 099-1666
    • MFG Name: Bosal
    • Supplier Company Name: Bosal
    • UPC: 623920329992
    • Part Description: 2003 Toyota Highlander Direct Fit Catalytic Converter
    More Info
    Vehicle Fitment
    • 2003 Toyota Highlander | All Trims | 6 Cyl 3.0L
  • Davico Direct Fit Catalytic Converter for 2003 Toyota Highlander - 17421

    Davico® Direct Fit Catalytic Converter for 2003 Toyota Highlander

    PartNumber: 17421
    Product Specifications
    • Notes: Not legal for use in Calif; Illegal for installation in NY on vehicles equipped w/Calif emission systems
    • Gaskets Included: Yes
    • Height: 6"
    • Inlet 1 Gsk.: EG24931
    • Large Pkg. Fee: No
    • Outlet 1 Gsk.: EG24584
    • Over All Length: 13"
    • Packaging Type: Boxed
    • UPC: 841809111227
    • Use Davico Decarbonizing Induction Kit 1540ea: Yes
    • Width: 4"
    • Part Description: 2003 Toyota Highlander Direct Fit Catalytic Converter
    More Info
    Vehicle Fitment
    • 2003 Toyota Highlander | All Trims | 6 Cyl 3.0L
  • DEC Standard Direct Fit Catalytic Converter for 2003 Toyota Highlander - LX4633A

    DEC® Standard Direct Fit Catalytic Converter for 2003 Toyota Highlander

    PartNumber: LX4633A
    Product Specifications
    • Notes: E.P.A COMPLIANT
    • Part Description: 2003 Toyota Highlander Standard Direct Fit Catalytic Converter
    Vehicle Fitment
    • 2003 Toyota Highlander | All Trims | 6 Cyl 3.0L
  • Bosal Premium Load Exhaust Manifold With Integrated Catalytic Converter for 2003 Toyota Highlander - 096-1699

    Bosal® Premium Load Exhaust Manifold With Integrated Catalytic Converter for 2003 Toyota Highlander

    PartNumber: 096-1699
    Product Specifications
    • Notes: Not Legal For Sale In CA. Not Legal In NY For Vehicles w/Calif Emissions.
    • CARB Compliant: No
    • Catalytic Converter Air Tube Adaptable: Not Air Tube Kit Adaptable
    • Catalytic Converter Format: Main Catalytic Converter
    • Catalytic Converter Housing Material: Stainless Steel
    • Catalytic Converter Length (in): 23.0
    • Catalytic Converter Oxygen Sensor Location: No Port Location
    • Catalytic Converter Substrate Material: Ceramic
    • Exhaust Component Mount Type: Uses Factory Hangers
    • Exhaust Pipe Inlet Connection Type: Flange or slip fit
    • Exhaust Pipe Outlet Connection Type: Flange or slip fit
    • Fitment: Direct OE Replacement
    • Internet Product Code (IPC): 32BC86436E4
    • Item Grade: Standard Replacement
    • Item has MSDS (SDS): N
    • MFG Brand Name: Bosal
    • MFG Model # (Series): 096-1699
    • MFG Name: Bosal
    • Supplier Company Name: Bosal
    • UPC: 623920338093
    • Part Description: 2003 Toyota Highlander Premium Load Exhaust Manifold With Integrated Catalytic Converter
    More Info
    Vehicle Fitment
    • 2003 Toyota Highlander | All Trims | 4 Cyl 2.4L
  • Bosal Universal Fit Catalytic Converter for 2003 Toyota Highlander - 097-0472

    Bosal® Universal Fit Catalytic Converter for 2003 Toyota Highlander

    PartNumber: 097-0472
    Product Specifications
    • Notes: Y-Pipe Assy; Not Legal For Sale In CA. Not Legal In NY For Vehicles w/Calif Emissions.
    • CARB Compliant: N
    • Catalytic Converter Air Tube Adaptable: Not Air Tube Kit Adaptable
    • Catalytic Converter Format: Universal
    • Catalytic Converter Housing Material: Stainless Steel
    • Catalytic Converter Length (in): 5.000000
    • Catalytic Converter Oxygen Sensor Location: No Port Location
    • Catalytic Converter Substrate Material: Ceramic
    • Exhaust Component Mount Type: Uses Factory Hangers
    • Exhaust Pipe Inlet Connection Type: Flange or Slip fit
    • Exhaust Pipe Outlet Connection Type: Flange or Slip fit
    • Fitment: Universal
    • Internet Product Code (IPC): D5B88D7B152
    • Item Grade: Standard Replacement
    • Item has MSDS (SDS): N
    • MFG Brand Name: Bosal
    • MFG Model # (Series): 097-0472
    • MFG Name: Bosal
    • Part Type #2: Universal
    • Supplier Company Name: Bosal
    • UPC: 623920340294
    • Part Description: 2003 Toyota Highlander Universal Fit Catalytic Converter
    More Info
    Vehicle Fitment
    • 2003 Toyota Highlander | All Trims | 6 Cyl 3.0L
  • Davico Direct Fit Catalytic Converter and Pipe Assembly for 2003 Toyota Highlander - 18341

    Davico® Direct Fit Catalytic Converter and Pipe Assembly for 2003 Toyota Highlander

    PartNumber: 18341
    Product Specifications
    • Notes: Illegal for installation in NY on vehicles equipped w/Calif emission systems; w/resonator outlet pipe
    • Gaskets Included: not included
    • Height: 8.5"
    • Inlet Type: 2 Bolt Fixed Flange
    • Large Pkg. Fee: No
    • Number of O2 Sensors: 1
    • Outlet Type: 2 Bolt Fixed Flange
    • Over All Length: 82"
    • Packaging Type: Unboxed
    • UPC: 841809115607
    • Use Davico Decarbonizing Induction Kit 1540ea: Yes
    • Width: 5"
    • Part Description: 2003 Toyota Highlander Direct Fit Catalytic Converter and Pipe Assembly
    More Info
    Vehicle Fitment
    • 2003 Toyota Highlander | All Trims | 6 Cyl 3.0L
  • Davico Dealer Alternative Direct Fit Catalytic Converter and Pipe Assembly for 2003 Toyota Highlander - 49059

    Davico® Dealer Alternative Direct Fit Catalytic Converter and Pipe Assembly for 2003 Toyota Highlander

    PartNumber: 49059
    Product Specifications
    • Notes: Not legal for use in Calif; Illegal for installation in NY on vehicles equipped w/Calif emission systems; Dealer Alternative
    • Converter Configuration: Direct Fit
    • Position: Passenger Side
    • UPC: 841809124883
    • Part Description: 2003 Toyota Highlander Dealer Alternative Direct Fit Catalytic Converter and Pipe Assembly
    More Info
    Vehicle Fitment
    • 2003 Toyota Highlander | All Trims | 6 Cyl 3.0L
  • Davico OBDII Universal Fit Round Body Catalytic Converter for 2003 Toyota Highlander - 851-200

    Davico® OBDII Universal Fit Round Body Catalytic Converter for 2003 Toyota Highlander

    PartNumber: 851-200
    Product Specifications
    • Notes: Illegal for installation in NY on vehicles equipped w/Calif emission systems; Universal Fit; Fed & Calif Emission systems; Not legal for use in Calif
    • Catalytic Converter Body Length: 7"
    • Catalytic Converter Body Shape: Round
    • Catalytic Converter Overall Length: 12"
    • Catalytic Inlet Diameter: 2"
    • Catalytic Outlet Diameter: 2"
    • Catalytic Series: OBDII
    • Converter Body Material: Aluminized Steel
    • Converter Configuration: Universal Fit
    • O2 Sensor Port: No
    • Rated: 5.9L - 6,875 Lbs. GVW
    • UPC: 841809129970
    • Part Description: 2003 Toyota Highlander OBDII Universal Fit Round Body Catalytic Converter
    More Info
    Vehicle Fitment
    • 2003 Toyota Highlander | Base | 6 Cyl 3.0L
    • 2003 Toyota Highlander | Limited | 6 Cyl 3.0L
  • Davico OBDII Universal Fit Round Body Catalytic Converter for 2003 Toyota Highlander - 851-225

    Davico® OBDII Universal Fit Round Body Catalytic Converter for 2003 Toyota Highlander

    PartNumber: 851-225
    Product Specifications
    • Notes: Illegal for installation in NY on vehicles equipped w/Calif emission systems; Universal Fit; Fed & Calif Emission systems; Not legal for use in Calif
    • Catalytic Converter Body Length: 7"
    • Catalytic Converter Body Shape: Round
    • Catalytic Converter Overall Length: 12"
    • Catalytic Inlet Diameter: 2.25"
    • Catalytic Outlet Diameter: 2.25"
    • Catalytic Series: OBDII
    • Converter Body Material: Aluminized Steel
    • Converter Configuration: Universal Fit
    • O2 Sensor Port: No
    • Rated: 5.9L - 6,875 Lbs. GVW
    • UPC: 841809129628
    • Part Description: 2003 Toyota Highlander OBDII Universal Fit Round Body Catalytic Converter
    More Info
    Vehicle Fitment
    • 2003 Toyota Highlander | Base | 6 Cyl 3.0L
    • 2003 Toyota Highlander | Limited | 6 Cyl 3.0L