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Replacement and OEM Parts for 1991 Pontiac Grand Prix Spark Plug

1991 Pontiac Grand Prix Spark Plug

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1991 Pontiac Grand Prix
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  • Denso Iridium Long-Life Spark Plug for 1991 Pontiac Grand Prix - 5087

    Denso® Iridium Long-Life Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: 5087
    Product Specifications
    • Notes: Gap 0.044; Iridium Long Life - Patented Iridium Alloy Plug (90% Ir) w/Platinum Ground Strap
    • Electrode Material: Iridium
    • Gap: .043" (1.1 mm)
    • Heat Range: 20
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1.1 mm
    • OE Part Number: ZT20EPR11
    • Overall Height: JIS
    • Reach: 18.00 mm
    • Seat Type: Tapered
    • Terminal Type: Solid
    • Thread Diameter: 14.00 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511050877
    • Wrench Diameter: 16 mm
    • Part Description: 1991 Pontiac Grand Prix Iridium Long-Life Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 6 Cyl 3.4L
    $5.83
  • Denso Iridium TT™ Hot Type Spark Plug for 1991 Pontiac Grand Prix - 4701

    Denso® Iridium TT™ Hot Type Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: 4701
    Product Specifications
    • Notes: Gap 0.040; Iridium TT - Ultimate Endurance & Pwr, 0.4mm Iridium & 0.7mm Platinum Twin-Tip Technology
    • Electrode Material: Iridium
    • Gap: .039" (1.0 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1 mm
    • Overall Height: ISO
    • Reach: 19 mm (3/4")
    • Resistance: 5000 Ohms
    • Seat Type: Gasket
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511047013
    • Part Description: 1991 Pontiac Grand Prix Iridium TT™ Hot Type Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 4 Cyl 2.3L
    $6.61
  • Denso Iridium TT™ Spark Plug for 1991 Pontiac Grand Prix - 4713

    Denso® Iridium TT™ Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: 4713
    Product Specifications
    • Notes: Gap 0.040; Iridium TT - Ultimate Endurance & Pwr, 0.4mm Iridium & 0.7mm Platinum Twin-Tip Technology
    • Electrode Material: Iridium
    • Gap: .039" (1.0 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1 mm
    • Overall Height: JIS
    • Reach: 18.00 mm
    • Seat Type: Tapered
    • Terminal Type: Solid
    • Thread Diameter: 14.00 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511047136
    • Part Description: 1991 Pontiac Grand Prix Iridium TT™ Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 6 Cyl 3.1L
    $6.61
  • Denso Iridium TT™ Spark Plug for 1991 Pontiac Grand Prix - 4714

    Denso® Iridium TT™ Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: 4714
    Product Specifications
    • Notes: Gap 0.040; Iridium TT - Ultimate Endurance & Pwr, 0.4mm Iridium & 0.7mm Platinum Twin-Tip Technology
    • Electrode Material: Iridium
    • Gap: .039" (1.0 mm)
    • Heat Range: 20
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1 mm
    • Overall Height: JIS
    • Reach: 17.5 mm (.689")
    • Seat Type: Tapered
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511047143
    • Part Description: 1991 Pontiac Grand Prix Iridium TT™ Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 6 Cyl 3.4L
    $6.48
  • Denso Double Platinum Spark Plug for 1991 Pontiac Grand Prix - 5091

    Denso® Double Platinum Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: 5091
    Product Specifications
    • Notes: Gap 0.040; Double Platinum Plug - Extra Long Life Double Platinum Plug w/Platinum Ground Strap
    • Electrode Material: Platinum
    • Gap: .039" (1.0 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1 mm
    • Overall Height: JIS
    • Quantity: 1 Piece
    • Reach: 19 mm (3/4")
    • Seat Type: Tapered
    • Spark Plug Reach: 0.748"
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511050914
    • Part Description: 1991 Pontiac Grand Prix Double Platinum Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 6 Cyl 3.1L
    $5.64
  • Denso Iridium Power™ Hot Type Spark Plug for 1991 Pontiac Grand Prix - 5303

    Denso® Iridium Power™ Hot Type Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: 5303
    Product Specifications
    • Notes: Gap 0.044; Iridium Pwr - Perf Upgrade w/Worlds Smallest Center Electrode (0.4 mm Dia) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
    • Electrode Material: Iridium
    • Gap: .043" (1.1 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1.1 mm
    • Overall Height: ISO
    • Reach: 19 mm (3/4")
    • Seat Type: Gasket
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511053038
    • Part Description: 1991 Pontiac Grand Prix Iridium Power™ Hot Type Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 4 Cyl 2.3L
    $5.96
  • Denso Iridium Power™ Spark Plug for 1991 Pontiac Grand Prix - 5325

    Denso® Iridium Power™ Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: 5325
    Product Specifications
    • Notes: Gap 0.044; Iridium Pwr - Perf Upgrade w/Worlds Smallest Center Electrode (0.4 mm Dia) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
    • Electrode Material: Iridium
    • Gap: .043" (1.1 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1.1 mm
    • OE Part Number: IT16
    • Overall Height: JIS
    • Reach: 18.00 mm
    • Seat Type: Tapered
    • Terminal Type: Solid
    • Thread Diameter: 14.00 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511053250
    • Part Description: 1991 Pontiac Grand Prix Iridium Power™ Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 6 Cyl 3.1L
    $5.96
  • Denso Iridium Power™ Spark Plug for 1991 Pontiac Grand Prix - 5326

    Denso® Iridium Power™ Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: 5326
    Product Specifications
    • Notes: Gap 0.044; Iridium Pwr - Perf Upgrade w/Worlds Smallest Center Electrode (0.4 mm Dia) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
    • Electrode Material: Iridium
    • Gap: .043" (1.1 mm)
    • Heat Range: 20
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1.1 mm
    • Overall Height: JIS
    • Reach: 17.5 mm (.689")
    • Seat Type: Tapered
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511053267
    • Part Description: 1991 Pontiac Grand Prix Iridium Power™ Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 6 Cyl 3.4L
    $5.84
  • Denso Platinum TT™ Spark Plug for 1991 Pontiac Grand Prix - 4503

    Denso® Platinum TT™ Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: 4503
    Product Specifications
    • Notes: Gap 0.040; Platinum TT - Twin-Tip Technology Design w/Platinum Center Electrode & Titanium Enhanced Ground Strap
    • Electrode Material: Platinum
    • Gap: .039" (1.0 mm)
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Titanium Enhanced Twin-Tip
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Material: Nickel
    • Nominal Gap: 1 mm
    • Overall Height: ISO
    • Seat Type: Gasket
    • Spark Plug Reach: 19 mm
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511045033
    • Wrench Diameter: 16 mm
    • Part Description: 1991 Pontiac Grand Prix Platinum TT™ Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 4 Cyl 2.3L
    $3.32
  • Denso Platinum TT™ Spark Plug for 1991 Pontiac Grand Prix - 4511

    Denso® Platinum TT™ Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: 4511
    Product Specifications
    • Notes: Gap 0.040; Platinum TT - Twin-Tip Technology Design w/Platinum Center Electrode & Titanium Enhanced Ground Strap
    • Electrode Material: Platinum
    • Gap: .039" (1.0 mm)
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Titanium Enhanced Twin-Tip
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Material: Nickel
    • Nominal Gap: 1 mm
    • Overall Height: JIS
    • Reach: 17.5 mm (.689")
    • Seat Type: Tapered
    • Spark Plug Reach: 18 mm
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511045118
    • Wrench Diameter: 16 mm
    • Part Description: 1991 Pontiac Grand Prix Platinum TT™ Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 6 Cyl 3.1L
    $3.32
  • Denso Platinum TT™ Spark Plug for 1991 Pontiac Grand Prix - 4512

    Denso® Platinum TT™ Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: 4512
    Product Specifications
    • Notes: Gap 0.040; Platinum TT - Twin-Tip Technology Design w/Platinum Center Electrode & Titanium Enhanced Ground Strap
    • Electrode Material: Platinum
    • Gap: .039" (1.0 mm)
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Titanium Enhanced Twin-Tip
    • Heat Range: 20
    • Hex Size: 5/8" (16 mm)
    • Material: Nickel
    • Nominal Gap: 1 mm
    • Overall Height: JIS
    • Reach: 17.5 mm (.689")
    • Seat Type: Tapered
    • Spark Plug Reach: 18 mm
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511045125
    • Wrench Diameter: 16 mm
    • Part Description: 1991 Pontiac Grand Prix Platinum TT™ Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 6 Cyl 3.4L
    $3.26
  • Denso Original U-Groove Nickel Spark Plug for 1991 Pontiac Grand Prix - 5022

    Denso® Original U-Groove Nickel Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: 5022
    Product Specifications
    • Notes: Gap 0.032; OE Recommended Resistor Plug w/Patented U-Groove Design
    • Center Electrode Core Material: Copper
    • Center Electrode Material: Nickel
    • Gap: 0.032"
    • Ground Configuration: Standard
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: U-Groove
    • Heat Range: 16
    • Hex Size: 0.625"
    • Resistance: 5 kOhm
    • Spark Plug Seat Style: Tapered
    • Thread Diameter: 0.551"
    • Thread Reach: 0.709"
    • UPC: 042511050228
    • Part Description: 1991 Pontiac Grand Prix Original U-Groove Nickel Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 6 Cyl 3.1L
    $1.84
  • Denso Original U-Groove Nickel Spark Plug for 1991 Pontiac Grand Prix - 5032

    Denso® Original U-Groove Nickel Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: 5032
    Product Specifications
    • Notes: Gap 0.032; OE Recommended Resistor Plug w/Patented U-Groove Design
    • Center Electrode Core Material: Copper
    • Center Electrode Material: Nickel
    • Gap: 0.032"
    • Ground Configuration: Standard
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: U-Groove
    • Heat Range: 20
    • Hex Size: 0.625"
    • Resistance: 5 kOhm
    • Spark Plug Seat Style: Tapered
    • Thread Diameter: 14 mm
    • Thread Reach: 18 mm
    • UPC: 042511050327
    • Part Description: 1991 Pontiac Grand Prix Original U-Groove Nickel Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 6 Cyl 3.4L
    $1.84
  • Denso Original U-Groove Nickel Spark Plug for 1991 Pontiac Grand Prix - 3130

    Denso® Original U-Groove Nickel Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: 3130
    Product Specifications
    • Notes: Gap 0.044; OE Recommended Resistor Plug w/Patented U-Groove Design
    • Center Electrode Core Material: Copper
    • Center Electrode Material: Nickel
    • Gap: 0.044"
    • Ground Configuration: Standard
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: U-Groove
    • Heat Range: 16
    • Hex Size: 0.625"
    • Resistance: 5 kOhm
    • Spark Plug Seat Style: Gasket
    • Thread Diameter: 0.551"
    • Thread Reach: 0.748"
    • UPC: 042511031302
    • Part Description: 1991 Pontiac Grand Prix Original U-Groove Nickel Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 4 Cyl 2.3L
    $1.84
  • Denso Double Platinum Spark Plug for 1991 Pontiac Grand Prix - 3174

    Denso® Double Platinum Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: 3174
    Product Specifications
    • Notes: Gap 0.044; Double Platinum Plug - Extra Long Life Double Platinum Plug w/Platinum Ground Strap
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Platinum
    • Ground Configuration: Standard
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Double Platinum Chip
    • Hex Size: 16.0
    • Manufacturer Heat Range: 16
    • Pre-Gap Size: 0.044
    • Reach: 19.00
    • Resistance: 5000
    • Seat Type: Flat
    • Thread Diameter: 0.551
    • UPC: 042511031746
    • Part Description: 1991 Pontiac Grand Prix Double Platinum Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 4 Cyl 2.3L
    $7.25
  • Denso Hot Type Iridium Long-Life Spark Plug for 1991 Pontiac Grand Prix - 3395

    Denso® Hot Type Iridium Long-Life Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: 3395
    Product Specifications
    • Notes: Gap 0.044; Iridium Long Life - Patented Iridium Alloy Plug (90% Ir) w/Platinum Ground Strap
    • Electrode Material: Iridium
    • Gap: .043" (1.1 mm)
    • Heat Range: 16
    • Hex Size: 5/8" (16 mm)
    • Nominal Gap: 1.1 mm
    • Overall Height: ISO
    • Reach: 19 mm (3/4")
    • Seat Type: Gasket
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511033955
    • Part Description: 1991 Pontiac Grand Prix Hot Type Iridium Long-Life Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 4 Cyl 2.3L
    $9.28
  • Denso Iridium Tt™ Spark Plug for 1991 Pontiac Grand Prix - IK16

    Denso® Iridium Tt™ Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: IK16
    Product Specifications
    • Notes: Gap 0.044; Iridium Pwr - Perf Upgrade w/Worlds Smallest Center Electrode (0.4 mm Dia) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Iridium Rhodium Alloy
    • Ground Configuration: Standard
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Tapercut, U-Groove
    • Hex Size: 16.0
    • Manufacturer Heat Range: 16
    • Pre-Gap Size: 0.044
    • Reach: 19.00
    • Resistance: 5000
    • Seat Type: Gasket
    • UPC: 042511053038
    • Part Description: 1991 Pontiac Grand Prix Iridium Tt™ Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 4 Cyl 2.3L
  • Denso Iridium Tt™ Spark Plug for 1991 Pontiac Grand Prix - IK16TT

    Denso® Iridium Tt™ Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: IK16TT
    Product Specifications
    • Notes: Gap 0.040; Iridium TT - Ultimate Endurance & Pwr, 0.4mm Iridium & 0.7mm Platinum Twin-Tip Technology
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Iridium Rhodium Alloy
    • Ground Configuration: Twin-Tip
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Platinum Twin-Tip
    • Hex Size: 16.0
    • Manufacturer Heat Range: 16
    • Pre-Gap Size: 0.040
    • Reach: 19.00
    • Resistance: 5000
    • Seat Type: Gasket
    • UPC: 042511047013
    • Part Description: 1991 Pontiac Grand Prix Iridium Tt™ Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 4 Cyl 2.3L
  • Denso Iridium Tt™ Spark Plug for 1991 Pontiac Grand Prix - IT16

    Denso® Iridium Tt™ Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: IT16
    Product Specifications
    • Notes: Gap 0.044; Iridium Pwr - Perf Upgrade w/Worlds Smallest Center Electrode (0.4 mm Dia) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Iridium Rhodium Alloy
    • Ground Configuration: Standard
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Tapercut, U-Groove
    • Hex Size: 16.0
    • Manufacturer Heat Range: 16
    • Pre-Gap Size: 0.044
    • Reach: 18.00
    • Resistance: 5000
    • Seat Type: Tapered
    • UPC: 042511053250
    • Part Description: 1991 Pontiac Grand Prix Iridium Tt™ Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 6 Cyl 3.1L
  • Denso Iridium Tt™ Spark Plug for 1991 Pontiac Grand Prix - IT16TT

    Denso® Iridium Tt™ Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: IT16TT
    Product Specifications
    • Notes: Gap 0.040; Iridium TT - Ultimate Endurance & Pwr, 0.4mm Iridium & 0.7mm Platinum Twin-Tip Technology
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Iridium Rhodium Alloy
    • Ground Configuration: Twin-Tip
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Platinum Twin-Tip
    • Hex Size: 16.0
    • Manufacturer Heat Range: 16
    • Pre-Gap Size: 0.040
    • Reach: 18.00
    • Resistance: 5000
    • Seat Type: Tapered
    • UPC: 042511047136
    • Part Description: 1991 Pontiac Grand Prix Iridium Tt™ Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 6 Cyl 3.1L
  • Denso Iridium Tt™ Spark Plug for 1991 Pontiac Grand Prix - IT20

    Denso® Iridium Tt™ Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: IT20
    Product Specifications
    • Notes: Gap 0.044; Iridium Pwr - Perf Upgrade w/Worlds Smallest Center Electrode (0.4 mm Dia) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Iridium Rhodium Alloy
    • Ground Configuration: Standard
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Tapercut, U-Groove
    • Hex Size: 16.0
    • Manufacturer Heat Range: 20
    • Pre-Gap Size: 0.044
    • Reach: 18.00
    • Resistance: 5000
    • Seat Type: Tapered
    • UPC: 042511053267
    • Part Description: 1991 Pontiac Grand Prix Iridium Tt™ Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 6 Cyl 3.4L
  • Denso Iridium Tt™ Spark Plug for 1991 Pontiac Grand Prix - IT20TT

    Denso® Iridium Tt™ Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: IT20TT
    Product Specifications
    • Notes: Gap 0.040; Iridium TT - Ultimate Endurance & Pwr, 0.4mm Iridium & 0.7mm Platinum Twin-Tip Technology
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Iridium Rhodium Alloy
    • Ground Configuration: Twin-Tip
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Platinum Twin-Tip
    • Hex Size: 16.0
    • Manufacturer Heat Range: 20
    • Pre-Gap Size: 0.040
    • Reach: 18.00
    • Resistance: 5000
    • Seat Type: Tapered
    • UPC: 042511047143
    • Part Description: 1991 Pontiac Grand Prix Iridium Tt™ Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 6 Cyl 3.4L
  • Denso Original U-Groove™ Spark Plug for 1991 Pontiac Grand Prix - K16PR-U11

    Denso® Original U-Groove™ Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: K16PR-U11
    Product Specifications
    • Notes: Gap 0.044; OE Recommended Resistor Plug w/Patented U-Groove Design
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Nickel
    • Ground Configuration: Standard
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: U-Groove
    • Hex Size: 16.0
    • Manufacturer Heat Range: 16
    • Pre-Gap Size: 0.044
    • Reach: 19.00
    • Resistance: 5000
    • Seat Type: Gasket
    • UPC: 042511031302
    • Part Description: 1991 Pontiac Grand Prix Original U-Groove™ Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 4 Cyl 2.3L
  • Denso Double Platinum™ Spark Plug for 1991 Pontiac Grand Prix - PK16PR-P11

    Denso® Double Platinum™ Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: PK16PR-P11
    Product Specifications
    • Notes: Gap 0.044; Double Platinum Plug - Extra Long Life Double Platinum Plug w/Platinum Ground Strap
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Platinum
    • Ground Configuration: Standard
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Double Platinum Chip
    • Hex Size: 16.0
    • Manufacturer Heat Range: 16
    • Pre-Gap Size: 0.044
    • Reach: 19.00
    • Resistance: 5000
    • Seat Type: Gasket
    • UPC: 042511031746
    • Part Description: 1991 Pontiac Grand Prix Double Platinum™ Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 4 Cyl 2.3L
  • Denso Platinum Tt™ Spark Plug for 1991 Pontiac Grand Prix - PK16TT

    Denso® Platinum Tt™ Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: PK16TT
    Product Specifications
    • Notes: Gap 0.040; Platinum TT - Twin-Tip Technology Design w/Platinum Center Electrode & Titanium Enhanced Ground Strap
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Platinum
    • Ground Configuration: Twin-Tip
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Titanium Enhanced Twin-Tip
    • Hex Size: 16.0
    • Manufacturer Heat Range: 16
    • Pre-Gap Size: 0.040
    • Reach: 19.00
    • Resistance: 5000
    • Seat Type: Gasket
    • UPC: 042511045033
    • Part Description: 1991 Pontiac Grand Prix Platinum Tt™ Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 4 Cyl 2.3L
  • Denso Double Platinum™ Spark Plug for 1991 Pontiac Grand Prix - PT16EPR10

    Denso® Double Platinum™ Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: PT16EPR10
    Product Specifications
    • Notes: Gap 0.040; Double Platinum Plug - Extra Long Life Double Platinum Plug w/Platinum Ground Strap
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Platinum
    • Ground Configuration: Standard
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Platinum Chip
    • Hex Size: 16.0
    • Manufacturer Heat Range: 16
    • Pre-Gap Size: 0.040
    • Reach: 19.00
    • Resistance: 5000
    • Seat Type: Tapered
    • UPC: 042511050914
    • Part Description: 1991 Pontiac Grand Prix Double Platinum™ Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 6 Cyl 3.1L
  • Denso Platinum Tt™ Spark Plug for 1991 Pontiac Grand Prix - PT16TT

    Denso® Platinum Tt™ Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: PT16TT
    Product Specifications
    • Notes: Gap 0.040; Platinum TT - Twin-Tip Technology Design w/Platinum Center Electrode & Titanium Enhanced Ground Strap
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Platinum
    • Ground Configuration: Twin-Tip
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Titanium Enhanced Twin-Tip
    • Hex Size: 16.0
    • Manufacturer Heat Range: 16
    • Pre-Gap Size: 0.040
    • Reach: 18.00
    • Resistance: 5000
    • Seat Type: Tapered
    • UPC: 042511045118
    • Part Description: 1991 Pontiac Grand Prix Platinum Tt™ Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 6 Cyl 3.1L
  • Denso Platinum Tt™ Spark Plug for 1991 Pontiac Grand Prix - PT20TT

    Denso® Platinum Tt™ Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: PT20TT
    Product Specifications
    • Notes: Gap 0.040; Platinum TT - Twin-Tip Technology Design w/Platinum Center Electrode & Titanium Enhanced Ground Strap
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Platinum
    • Ground Configuration: Twin-Tip
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Titanium Enhanced Twin-Tip
    • Hex Size: 16.0
    • Manufacturer Heat Range: 20
    • Pre-Gap Size: 0.040
    • Reach: 18.00
    • Resistance: 5000
    • Seat Type: Tapered
    • UPC: 042511045125
    • Part Description: 1991 Pontiac Grand Prix Platinum Tt™ Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 6 Cyl 3.4L
  • Denso Iridium Long-Life™ Spark Plug for 1991 Pontiac Grand Prix - SK16PR-L11

    Denso® Iridium Long-Life™ Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: SK16PR-L11
    Product Specifications
    • Notes: Gap 0.044; Iridium Long Life - Patented Iridium Alloy Plug (90% Ir) w/Platinum Ground Strap
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Iridium-Rhodium Alloy
    • Ground Configuration: Standard
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Platinum Chip
    • Hex Size: 16.0
    • Manufacturer Heat Range: 16
    • Pre-Gap Size: 0.044
    • Reach: 19.00
    • Resistance: 5000
    • Seat Type: Gasket
    • UPC: 042511033955
    • Part Description: 1991 Pontiac Grand Prix Iridium Long-Life™ Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 4 Cyl 2.3L
  • Denso Original U-Groove™ Spark Plug for 1991 Pontiac Grand Prix - T16EPR-U

    Denso® Original U-Groove™ Spark Plug for 1991 Pontiac Grand Prix

    PartNumber: T16EPR-U
    Product Specifications
    • Notes: Gap 0.032; OE Recommended Resistor Plug w/Patented U-Groove Design
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Nickel
    • Ground Configuration: Standard
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: U-Groove
    • Hex Size: 16.0
    • Manufacturer Heat Range: 16
    • Pre-Gap Size: 0.032
    • Reach: 18.00
    • Resistance: 5000
    • Seat Type: Tapered
    • UPC: 042511050228
    • Part Description: 1991 Pontiac Grand Prix Original U-Groove™ Spark Plug
    More Info
    Vehicle Fitment
    • 1991 Pontiac Grand Prix | All Trims | 6 Cyl 3.1L
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