2011 Toyota Highlander Spark Plug

Over time your spark plugs begin to wear down, leading to issues with your vehicle's performance. That's why changing your spark plugs is recommended every 20-40,000 miles or about 30,000 miles. Head to your local AutoZone today if you're experiencing rough idling, engine misfiring, or starting trouble. We have the best brands of copper, platinum, and iridium spark plugs for a 2011 Toyota Highlander at the right price, so you don't have to sacrifice quality for affordability. Order online today and have it shipped to your door, or get Free Same-Day pick up at your local store.

1-24 of 31 Results

    1-24 of 31 Results

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      Bosch Iridium Spark Plug 9609 for 2011 Toyota Highlander
      • Part # 9609
      • SKU # 256745
        Notes: Original center electrode material is iridium. OEM fine wire double iridium. Do not gap, gap is preset. Quantity per car: 4.
        • Hex Size: 16 mm
        • Pre-Gap Size: 1mm
        • Metal Type: Iridium - Double
        • Center Electrode Tip Material: Iridium
        • Seat Type: Flat
        • Manufacturer Heat Range: 8
        • Ground Electrode Tip Design: Tapered
        • Reach: 26.5mm
        • Resistance: 6000Ohms
        • Ground Configuration: Standard
        • Thread Diameter: 14mm
        • Ground Electrode Quantity: 1
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        Autolite XP Iridium Spark Plug XP5325 for 2011 Toyota Highlander
        • Part # XP5325
        • SKU # 942338
          Notes: OE Style. Gap 0.044" 1.1 mm. Iridium XP. Quantity per car: 6.
          • Resistor Type: Yes
          • Hex Size: 16 mm
          • Electrical Terminal Type: Stud
          • Seat Type: Flat
          • Center Electrode Tip Material: Iridium
          • Metal Type: Iridium
          • Ground Electrode Tip Design: Tapered
          • Pre-Gap Size: 1.1mm
          • Ground Configuration: Single
          • Reach: 26.5mm
          • Resistance: 4000Ohms
          • Thread Diameter: 14mm
          • Ground Electrode Tip Material: Platinum
          • Center Electrode Insulator Tip Projection: Mid Projection
          • Center Electrode Design: Fine Wire
          • Center Electrode Core Material: Copper
          • Ground Electrode Core Material: Nickel
          • Ground Electrode Quantity: 1
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          Autolite XP Iridium Spark Plug XP3923 for 2011 Toyota Highlander
          • Part # XP3923
          • SKU # 896883
            Notes: OE Style. Gap 0.044" 1.1 mm. Iridium XP. Quantity per car: 6.
            • Resistor Type: Yes
            • Hex Size: 16 mm
            • Reach: 19.5mm
            • Electrical Terminal Type: Stud
            • Seat Type: Flat
            • Center Electrode Tip Material: Iridium
            • Metal Type: Iridium
            • Ground Electrode Tip Design: Tapered
            • Pre-Gap Size: 1.1mm
            • Ground Configuration: Single
            • Resistance: 4000Ohms
            • Thread Diameter: 14mm
            • Ground Electrode Tip Material: Platinum
            • Center Electrode Insulator Tip Projection: Mid Projection
            • Center Electrode Design: Fine Wire
            • Center Electrode Core Material: Copper
            • Ground Electrode Core Material: Nickel
            • Ground Electrode Quantity: 1
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            Autolite Iridium Ultra Spark Plug AI3923 for 2011 Toyota Highlander
            Notes: OE Style. Iridium ultra. Gap 0.044" 1.1 mm. Quantity per car: 6.
            • Resistor Type: Yes
            • Ground Configuration: 1
            • Manufacturer Heat Range: 22
            • Electrical Terminal Type: Stud
            • Center Electrode Core Material: Iridium
            • Reach: 0.75MM
            • Center Electrode Tip Material: Iridium
            • Metal Type: Iridium
            • Ground Electrode Tip Design: Tapered
            • Pre-Gap Size: 0.044in
            • Resistance: 4000Ohms
            • Hex Size: 5/8 in
            • Thread Diameter: 14IN
            • Ground Electrode Core Material: Nickel
            • Ground Electrode Quantity: 1
            • Seat Type: Tapered
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            Autolite Iridium Ultra Spark Plug AI5325 for 2011 Toyota Highlander
            Notes: OE Style. Iridium ultra. Gap 0.044" 1.1 mm. Quantity per car: 6.
            • Hex Size: 16 mm
            • Resistor Type: Yes
            • Center Electrode Projection: Mid Projection
            • Ground Configuration: 1
            • Electrical Terminal Type: Stud
            • Manufacturer Heat Range: 27
            • Center Electrode Tip Material: Iridium
            • Seat Type: Flat
            • Metal Type: Iridium
            • Ground Electrode Tip Design: Tapered
            • Pre-Gap Size: 1.1mm
            • Reach: 26.5mm
            • Thread Diameter: 14.0mm
            • Resistance: 4000Ohms
            • Ground Electrode Tip Material: Platinum
            • Center Electrode Insulator Tip Projection: Mid Projection
            • Ground Electrode Core Material: Nickel
            • Ground Electrode Quantity: 1
            • Center Electrode Core Material: Copper
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            NGK IX Iridium Spark Plug 6619 for 2011 Toyota Highlander
            • Part # 6619
            • SKU # 937714
              Notes: Gap 0.044". Iridium IX spark plug. Quantity per car: 6.
              • Insulator Height: 50.5mm
              • Resistor Type: Yes
              • Ground Electrode Core Material: Nickel Alloy
              • Center Electrode Tip Material: Iridium
              • Resistance: 5000Ohms
              • Seat Type: Flat
              • Metal Type: Iridium
              • Ground Electrode Tip Design: Tapered
              • Electrical Terminal Type: Non-Removable Nut
              • Ground Configuration: Single
              • Pre-Gap Size: 0.044in
              • Manufacturer Heat Range: 6
              • Reach: 1.04
              • Thread Diameter: 14mm
              • Center Electrode Core Material: Copper
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              NGK IX Iridium Spark Plug 4469 for 2011 Toyota Highlander
              • Part # 4469
              • SKU # 937722
                Notes: Gap 0.044". Iridium IX spark plug. Quantity per car: 4.
                • Insulator Height: 50.5mm
                • Resistor Type: Yes
                • Ground Electrode Core Material: Nickel Alloy
                • Center Electrode Tip Material: Iridium
                • Resistance: 5000Ohms
                • Seat Type: Flat
                • Metal Type: Iridium
                • Ground Electrode Tip Design: Tapered
                • Manufacturer Heat Range: 5
                • Electrical Terminal Type: Non-Removable Nut
                • Ground Configuration: Single
                • Pre-Gap Size: 0.044in
                • Reach: 1.04
                • Thread Diameter: 14mm
                • Center Electrode Core Material: Copper
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                NGK Ruthenium HX Spark Plug 96355 for 2011 Toyota Highlander
                • Part # 96355
                • SKU # 1009734
                  Notes: Gap 0.044". Ruthenium HX high ignitability spark plug. Quantity per car: 4.
                  • Center Electrode Core Material: Copper Core
                  • Insulator Height: 50.5mm
                  • Ground Electrode Core Material: Nickel Core
                  • Seat Type: Flat
                  • Resistance: 5000Ohms
                  • Manufacturer Heat Range: 5
                  • Pre-Gap Size: 0.044in
                  • Reach: 26.5mm
                  • Center Electrode Tip Material: Ruthenium
                  • Ground Configuration: Standard
                  • Hex Size: 5/8 in
                  • Thread Diameter: 14mm
                  • Metal Type: Ruthenium
                  • Ground Electrode Tip Design: DFE
                  • Ground Electrode Quantity: 1
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                  NGK Ruthenium HX Spark Plug 94122 for 2011 Toyota Highlander
                  • Part # 94122
                  • SKU # 1009754
                    Notes: Gap 0.044". Ruthenium HX high ignitability spark plug. Quantity per car: 6.
                    • Center Electrode Core Material: Copper Core
                    • Insulator Height: 50.5mm
                    • Ground Electrode Core Material: Nickel Core
                    • Seat Type: Flat
                    • Resistance: 5000Ohms
                    • Pre-Gap Size: 0.044in
                    • Manufacturer Heat Range: 6
                    • Reach: 26.5mm
                    • Center Electrode Tip Material: Ruthenium
                    • Ground Configuration: Standard
                    • Hex Size: 5/8 in
                    • Thread Diameter: 14mm
                    • Metal Type: Ruthenium
                    • Ground Electrode Tip Design: DFE
                    • Ground Electrode Quantity: 1
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                    NGK Laser Iridium Spark Plug 96779 for 2011 Toyota Highlander
                    • Part # 96779
                    • SKU # 220833
                      Notes: OEM equivalent design. Gap 0.044". Laser Iridium spark plug. 120,000 mile OEM Mfr recommended service interval. Quantity per car: 4.
                      • Resistor Type: Yes
                      • Ground Electrode Core Material: Nickel Alloy
                      • Center Electrode Tip Material: Iridium
                      • Seat Type: Flat
                      • Metal Type: Iridium
                      • Manufacturer Heat Range: 5
                      • Ground Configuration: Single
                      • Pre-Gap Size: 0.044in
                      • Hex Size: 5/8 in
                      • Reach: 1.04
                      • Thread Diameter: 14mm
                      • Center Electrode Core Material: Copper
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                      NGK Laser Iridium Spark Plug 6176 for 2011 Toyota Highlander
                      • Part # 6176
                      • SKU # 940960
                        Notes: OEM equivalent design. Gap 0.044". 120,000 mile OEM Mfr recommended service interval. Laser Iridium high ignitability spark plug. OE spark plug is high ignitability. For optimal performance, replace with high ignitability spark plugs. Quantity per car: 6.
                        • Insulator Height: 50.5mm
                        • Resistor Type: Yes
                        • Pre-Gap Size: 0.044IN
                        • Reach: 1.04MM
                        • Center Electrode Tip Material: Iridium
                        • Resistance: 5000Ohms
                        • Metal Type: Iridium
                        • Seat Type: Gasket
                        • Ground Electrode Tip Design: Needle to Needle
                        • Ground Configuration: Single
                        • Manufacturer Heat Range: 6
                        • Thread Diameter: 14.0mm
                        • Center Electrode Core Material: Copper
                        • Ground Electrode Core Material: Nickel
                        • Electrical Terminal Type: Non-Removable Nut
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                        Denso Iridium Spark Plug 3417 for 2011 Toyota Highlander
                        • Part # 3417
                        • SKU # 533115
                          Notes: Gap 0.044". Iridium Long Life. DENSO is OEM manufacturer / iridium long life plug - patented iridium alloy plug (90% IR) with platinum ground strap. Quantity per car: 4.
                          • Resistor Type: Yes
                          • Ground Electrode Core Material: Platinum
                          • Center Electrode Tip Material: Iridium
                          • Manufacturer Heat Range: 16
                          • Metal Type: Iridium
                          • Seat Type: Gasket
                          • Ground Configuration: Single
                          • Pre-Gap Size: 0.044in
                          • Reach: 26.5mm
                          • Thread Diameter: 14mm
                          • Center Electrode Core Material: Copper
                          • Electrical Terminal Type: Non-Removable Nut
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                          Denso Iridium Spark Plug 3426 for 2011 Toyota Highlander
                          • Part # 3426
                          • SKU # 533148
                            Notes: Gap 0.044". DENSO is OEM manufacturer / iridium long life plug - patented iridium alloy plug (90% IR) with platinum ground strap. Iridium Long Life (SIP). Quantity per car: 6.
                            • Resistor Type: Yes
                            • Ground Electrode Core Material: Platinum
                            • Center Electrode Tip Material: Iridium
                            • Metal Type: Iridium
                            • Seat Type: Gasket
                            • Ground Electrode Tip Design: Needle to Needle
                            • Ground Configuration: Single
                            • Pre-Gap Size: 0.044in
                            • Reach: 26.5mm
                            • Thread Diameter: 14mm
                            • Center Electrode Core Material: Copper
                            • Manufacturer Heat Range: 20
                            • Electrical Terminal Type: Non-Removable Nut
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                            Denso TT Iridium Spark Plug 4704 for 2011 Toyota Highlander
                            • Part # 4704
                            • SKU # 181863
                              Notes: Gap 0.040". Iridium TT - ultimate endurance and power, 0.4 mm Iridium and 0.7 mm Platinum Twin-Tip technology. Iridium TT. Quantity per car: 6.
                              • Resistor Type: Yes
                              • Pre-Gap Size: 0.04IN
                              • Ground Electrode Core Material: Platinum
                              • Center Electrode Tip Material: Iridium
                              • Ground Electrode Tip Design: Twin Tip
                              • Metal Type: Iridium
                              • Seat Type: Gasket
                              • Ground Configuration: Single
                              • Center Electrode Core Material: Copper
                              • Manufacturer Heat Range: 20
                              • Electrical Terminal Type: Non-Removable Nut
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                              Denso TT Iridium Spark Plug 4703 for 2011 Toyota Highlander
                              • Part # 4703
                              • SKU # 181876
                                Notes: Gap 0.040". Iridium TT - ultimate endurance and power, 0.4 mm Iridium and 0.7 mm Platinum Twin-Tip technology. Iridium TT. Quantity per car: 4.
                                • Pre-Gap Size: 0.04in
                                • Resistor Type: Yes
                                • Manufacturer Heat Range: 16
                                • Ground Electrode Tip Design: Twin Tip
                                • Center Electrode Tip Material: Iridium
                                • Metal Type: Iridium
                                • Seat Type: Gasket
                                • Reach: 26.5mm
                                • Thread Diameter: 14mm
                                • Ground Electrode Tip Material: Platinum
                                • Ground Electrode Core Material: Nickel
                                • Center Electrode Core Material: Copper
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                                Champion Iridium Spark Plug 9044 for 2011 Toyota Highlander
                                • Part # 9044
                                • SKU # 397582
                                  Notes: Gap 0.044". Champion iridium. Plug type #REC8WMPB4. Quantity per car: 6.
                                  • Pre-Gap Size: 0.041in
                                  • Resistor Type: Yes
                                  • Ground Electrode Core Material: Platinum
                                  • Washer Included: Yes
                                  • Center Electrode Tip Material: Iridium
                                  • Manufacturer Heat Range: 8
                                  • Seat Type: Flat
                                  • Hex Type: Hex
                                  • Washer Type: Crush
                                  • Ground Electrode Tip Design: J Gap
                                  • Thread Diameter: 14.0mm
                                  • Indexed: No
                                  • Electrical Terminal Type: Non-Removable Nut
                                  • Ground Electrode Quantity: 1
                                  • Reach: 1.043in
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                                  Bosch Double Platinum Spark Plug 8110 for 2011 Toyota Highlander
                                  Notes: Original center electrode material is iridium. OEM fine wire double platinum. Do not gap, gap is preset. Quantity per car: 4.
                                  • Hex Size: 16 mm
                                  • Pre-Gap Size: 1mm
                                  • Seat Type: Flat
                                  • Manufacturer Heat Range: 8
                                  • Center Electrode Tip Material: Platinum
                                  • Reach: 26.5mm
                                  • Metal Type: Platinum - Double
                                  • Resistance: 6000Ohms
                                  • Ground Configuration: Standard
                                  • Thread Diameter: 14mm
                                  • Ground Electrode Tip Design: Standard
                                  • Ground Electrode Quantity: 1
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                                  Autolite Double Platinum Spark Plug APP5325 for 2011 Toyota Highlander
                                  Notes: Double platinum. Gap .044" 1.1 mm. Quantity per car: 4.
                                  • Resistor Type: Yes
                                  • Hex Size: 16 mm
                                  • Electrical Terminal Type: Stud
                                  • Seat Type: Flat
                                  • Ground Electrode Tip Design: Tapered
                                  • Center Electrode Tip Material: Platinum
                                  • Pre-Gap Size: 1.1mm
                                  • Ground Configuration: Single
                                  • Reach: 26.5mm
                                  • Ground Electrode Tip Material: Platinum
                                  • Metal Type: Platinum - Double
                                  • Resistance: 4000Ohms
                                  • Thread Diameter: 14mm
                                  • Center Electrode Insulator Tip Projection: Mid Projection
                                  • Center Electrode Core Material: Copper
                                  • Ground Electrode Core Material: Nickel
                                  • Ground Electrode Quantity: 1
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                                  Autolite Double Platinum Spark Plug APP3923 for 2011 Toyota Highlander
                                  Notes: Double platinum. Gap .044" 1.1 mm. Quantity per car: 6.
                                  • Resistor Type: Yes
                                  • Reach: 19.5mm
                                  • Center Electrode Projection: Mid Projection
                                  • Electrical Terminal Type: Stud
                                  • Seat Type: Flat
                                  • Center Electrode Insulator Tip Projection: Mid Projection[DELETE]
                                  • Ground Electrode Tip Design: Tapered
                                  • Center Electrode Tip Material: Platinum
                                  • Pre-Gap Size: 1.1mm
                                  • Ground Configuration: Single
                                  • Hex Size: 16
                                  • Metal Type: Platinum - Double
                                  • Resistance: 4000Ohms
                                  • Thread Diameter: 14mm
                                  • Ground Electrode Tip Material: Platinum
                                  • Hex Type: mm
                                  • Center Electrode Core Material: Copper
                                  • Ground Electrode Core Material: Nickel
                                  • Ground Electrode Quantity: 1
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                                  Bosch Platinum Spark Plug 6713 for 2011 Toyota Highlander
                                  • Part # 6713
                                  • SKU # 417805
                                    Notes: Original center electrode material is iridium. OEM fine wire platinum. Do not gap, gap is preset. Quantity per car: 4.
                                    • Hex Size: 16 mm
                                    • Pre-Gap Size: 1mm
                                    • Metal Type: Platinum
                                    • Manufacturer Heat Range: 8
                                    • Center Electrode Tip Material: Platinum
                                    • Ground Electrode Tip Design: Tapered
                                    • Reach: 26.5mm
                                    • Resistance: 6000Ohms
                                    • Ground Configuration: Standard
                                    • Thread Diameter: 14mm
                                    • Ground Electrode Quantity: 1
                                    • Seat Type: Tapered
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                                    Autolite Platinum Spark Plug AP3923 for 2011 Toyota Highlander
                                    • Part # AP3923
                                    • SKU # 438164
                                      Notes: Gap .044" 1.1 mm. Platinum. Quantity per car: 6.
                                      • Resistor Type: Yes
                                      • Reach: 19.5mm
                                      • Electrical Terminal Type: Stud
                                      • Metal Type: Platinum
                                      • Ground Electrode Tip Material: Nickel
                                      • Seat Type: Flat
                                      • Center Electrode Insulator Tip Projection: Mid Projection[DELETE]
                                      • Ground Electrode Tip Design: Tapered
                                      • Center Electrode Tip Material: Platinum
                                      • Pre-Gap Size: 1.1mm
                                      • Ground Configuration: Single
                                      • Hex Size: 16
                                      • Resistance: 4000Ohms
                                      • Thread Diameter: 14mm
                                      • Hex Type: mm
                                      • Center Electrode Core Material: Copper
                                      • Ground Electrode Core Material: Nickel
                                      • Ground Electrode Quantity: 1
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                                      Autolite Platinum Spark Plug AP5325 for 2011 Toyota Highlander
                                      • Part # AP5325
                                      • SKU # 454835
                                        Notes: Gap .044" 1.1 mm. Platinum. Quantity per car: 6.
                                        • Hex Size: 16 mm
                                        • Resistor Type: Yes
                                        • Center Electrode Projection: Mid Projection
                                        • Electrical Terminal Type: Stud
                                        • Metal Type: Platinum
                                        • Seat Type: Flat
                                        • Ground Electrode Tip Material: Nickel
                                        • Center Electrode Tip Material: Platinum
                                        • Ground Electrode Tip Design: Tapered
                                        • Pre-Gap Size: 1.1mm
                                        • Ground Configuration: Single
                                        • Reach: 26.5mm
                                        • Resistance: 4000Ohms
                                        • Thread Diameter: 14mm
                                        • Center Electrode Insulator Tip Projection: Mid Projection
                                        • Center Electrode Core Material: Copper
                                        • Ground Electrode Core Material: Nickel
                                        • Ground Electrode Quantity: 1
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                                        ACDelco RapidFire Platinum Spark Plug 21 for 2011 Toyota Highlander
                                        Notes: Gap 0.044". Gold parts. Rapidfire (TM). Quantity per car: 4.
                                        • Resistor Type: Yes
                                        • Skirt: No
                                        • Grade Type: Regular
                                        • Metal Type: Nickel
                                        • Weight: .4lb
                                        • Washer Included: Yes
                                        • Width: 3.62in
                                        • Height: 1.19in
                                        • Manufacturer Heat Range: 8
                                        • Seat Type: Flat
                                        • Ground Electrode Tip Material: Nickel
                                        • Hex Type: Hex
                                        • Center Electrode Design: Standard
                                        • Length: 4.13in
                                        • Center Electrode Tip Material: Platinum
                                        • Pre-Gap Size: 1.1mm
                                        • Insulator Height: 52mm
                                        • Washer Type: Crush
                                        • Hex Size: 16
                                        • Reach: 26.5mm
                                        • Thread Diameter: 14.0mm
                                        • Indexed: No
                                        • Indicated Mean Effective Pressure (IMEP): 270Pa
                                        • Ground Configuration: Standard
                                        • Core Nose Length: 0.56in
                                        • Ground Electrode Tip Design: Standard
                                        • Ground Electrode Core Material: Nickel
                                        • Electrical Terminal Type: Non-Removable Nut
                                        • Center Electrode Core Material: Copper
                                        • Ground Electrode Quantity: 1
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                                        NGK G Power Platinum Spark Plug 5018 for 2011 Toyota Highlander
                                        Notes: Gap 0.044". G-Power spark plug. Quantity per car: 4.
                                        • Pre-Gap Size: 0.04in
                                        • Resistor Type: Yes
                                        • Ground Electrode Core Material: Nickel Alloy
                                        • Metal Type: Platinum
                                        • Seat Type: Flat
                                        • Center Electrode Tip Material: Platinum
                                        • Manufacturer Heat Range: 5
                                        • Ground Configuration: Single
                                        • Reach: 1.04
                                        • Electrical Terminal Type: Non-Removable Nut
                                        • Center Electrode Core Material: Copper