Contact Us Live Chat or 1-888-220-8330
Search Bar
Search by Part Number or Keywords
  • My Garage
  • My Account
  • Cart
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting
Help Center
< Back ×
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting
Login/Register My Account Track Order Help Center Contact Us
Replacement and OEM Parts for 1991 BMW 525i Spark Plugs & Wires

1991 BMW 525i Spark Plugs & Wires

My Vehicle Change Vehicle
1991 BMW 525i
Change Vehicle
Vehicle Options
We need more information about your vehicle to make a correct determination of fitment
< Back to View All
Engine & Drivetrain
  • Department
  • Part Type
  • Brands
  • Prices

15 products about 1991 BMW 525i Spark Plugs & Wires found

Show Item:
  • 30
  • 60
  • 90
Sort by:
Recommended
Filter
Sort
View by
  • OEM 1991 BMW 525i Ignition Wiring Diagram - 12-12-1-726-037
    View Related Parts

    OEM (Genuine) 1991 BMW 525i Ignition Wiring

    PartNumber: 12-12-1-726-037
    OEM 1991 BMW 525i Ignition Wiring - 12-12-1-726-037
    Product Specifications
    • Notes: 525
    • Other Names: Cable Set
    • Item Weight: 1.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Ignition Wiring
    More Info
    $313.67 MSRP: $363.06
    You Save: $49.39 (14%)
  • Denso Iridium TT™ Cold Type Spark Plug for 1991 BMW 525i - 4702

    Denso® Iridium TT™ Cold Type Spark Plug for 1991 BMW 525i

    PartNumber: 4702
    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)
    • Ground Electrode Quantity: 1
    • Ground Electrode Tip Design: Platinum Twin -Tip
    • Heat Range: 20
    • Hex Size: 5/8" (16 mm)
    • Material: Nickel
    • Nominal Gap: 1 mm
    • Overall Height: ISO
    • Reach: 19 mm (3/4")
    • Resistance: 5000 Ohms
    • Seat Type: Gasket
    • Spark Plug Reach: 19 mm
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511047020
    • Wrench Diameter: 16 mm
    • Part Description: Iridium TT™ Cold Type Spark Plug
    More Info
    $6.61
  • OEM 1991 BMW 525i Ignition Wire Diagram - 12-12-1-717-375
    View Related Parts

    OEM (Genuine) 1991 BMW 525i Ignition Wire

    PartNumber: 12-12-1-717-375
    OEM 1991 BMW 525i Ignition Wire - 12-12-1-717-375
    Product Specifications
    • Notes: 525, 530, 740; Cylinder No. 6
    • Other Names: Cable
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Ignition Wire
    More Info
    $136.72 MSRP: $148.68
    You Save: $11.96 (9%)
  • Denso Iridium Power™ Cold Type Spark Plug for 1991 BMW 525i - 5304

    Denso® Iridium Power™ Cold Type Spark Plug for 1991 BMW 525i

    PartNumber: 5304
    Product Specifications
    • Notes: Gap 0.044; Iridium Pwr - Perf Upgrade w/World's 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: ISO
    • Reach: 19 mm (3/4")
    • Seat Type: Gasket
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511053045
    • Part Description: Iridium Power™ Cold Type Spark Plug
    More Info
    $5.96
  • OEM 1991 BMW 525i Ignition Wire Diagram - 12-12-1-710-631
    View Related Parts

    OEM (Genuine) 1991 BMW 525i Ignition Wire

    PartNumber: 12-12-1-710-631
    OEM 1991 BMW 525i Ignition Wire - 12-12-1-710-631
    Product Specifications
    • Notes: 525, 530, 740; Cylinder No. 1
    • Other Names: Cable
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Ignition Wire
    More Info
    $44.14 MSRP: $50.26
    You Save: $6.12 (13%)
  • OEM 1991 BMW 525i Ignition Wire Diagram - 12-12-1-710-632
    View Related Parts

    OEM (Genuine) 1991 BMW 525i Ignition Wire

    PartNumber: 12-12-1-710-632
    OEM 1991 BMW 525i Ignition Wire - 12-12-1-710-632
    Product Specifications
    • Notes: 525, 530, 740; Cylinder No. 2
    • Other Names: Cable
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Ignition Wire
    More Info
    $44.14 MSRP: $50.26
    You Save: $6.12 (13%)
  • Denso Platinum TT™ Spark Plug for 1991 BMW 525i - 4504

    Denso® Platinum TT™ Spark Plug for 1991 BMW 525i

    PartNumber: 4504
    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: ISO
    • Quantity: 1 Piece
    • Seat Type: Gasket
    • Spark Plug Reach: 19 mm
    • Terminal Type: Solid
    • Thread Diameter: 14 mm
    • Thread Pitch: 1.25 mm
    • UPC: 042511045040
    • Wrench Diameter: 16 mm
    • Part Description: Platinum TT™ Spark Plug
    More Info
    $3.32
  • OEM 1991 BMW 525i Ignition Wire Diagram - 12-12-1-710-633
    View Related Parts

    OEM (Genuine) 1991 BMW 525i Ignition Wire

    PartNumber: 12-12-1-710-633
    OEM 1991 BMW 525i Ignition Wire - 12-12-1-710-633
    Product Specifications
    • Notes: 525, 530, 740; Cylinder No. 3
    • Other Names: Cable
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Ignition Wire
    More Info
    $44.14 MSRP: $50.26
    You Save: $6.12 (13%)
  • OEM 1991 BMW 525i Ignition Wire Diagram - 12-12-1-710-634
    View Related Parts

    OEM (Genuine) 1991 BMW 525i Ignition Wire

    PartNumber: 12-12-1-710-634
    OEM 1991 BMW 525i Ignition Wire - 12-12-1-710-634
    Product Specifications
    • Notes: 525, 530, 740; Cylinder No. 4
    • Other Names: Cable
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Ignition Wire
    More Info
    $44.14 MSRP: $50.26
    You Save: $6.12 (13%)
  • OEM 1991 BMW 525i Ignition Wire Diagram - 12-12-1-710-635
    View Related Parts

    OEM (Genuine) 1991 BMW 525i Ignition Wire

    PartNumber: 12-12-1-710-635
    OEM 1991 BMW 525i Ignition Wire - 12-12-1-710-635
    Product Specifications
    • Notes: 525, 530, 740; Cylinder No. 5
    • Other Names: Cable
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Ignition Wire
    More Info
    $44.14 MSRP: $50.26
    You Save: $6.12 (13%)
  • Denso Original U-Groove Nickel Spark Plug for 1991 BMW 525i - 5063

    Denso® Original U-Groove Nickel Spark Plug for 1991 BMW 525i

    PartNumber: 5063
    Product Specifications
    • Notes: Gap 0.040; OE Recommended Resistor Plug
    • Center Electrode Core Material: Copper
    • Center Electrode Material: Nickel
    • Gap: 0.040"
    • Ground Configuration: Multi-Electrode
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 2
    • Ground Electrode Tip Design: Multi-Electrode
    • Heat Range: 20
    • Hex Size: 0.625"
    • Resistance: 5 kOhm
    • Spark Plug Seat Style: Gasket
    • Thread Diameter: 0.551"
    • Thread Reach: 0.748"
    • UPC: 042511050631
    • Part Description: Original U-Groove Nickel Spark Plug
    More Info
  • Denso Iridium Tt™ Spark Plug for 1991 BMW 525i - IK20

    Denso® Iridium Tt™ Spark Plug for 1991 BMW 525i

    PartNumber: IK20
    Product Specifications
    • Notes: Gap 0.044; Iridium Pwr - Perf Upgrade w/World's 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: 19.00
    • Resistance: 5000
    • Seat Type: Gasket
    • UPC: 042511053045
    • Part Description: Iridium Tt™ Spark Plug
    More Info
  • Denso Iridium Tt™ Spark Plug for 1991 BMW 525i - IK20TT

    Denso® Iridium Tt™ Spark Plug for 1991 BMW 525i

    PartNumber: IK20TT
    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: 19.00
    • Resistance: 5000
    • Seat Type: Gasket
    • UPC: 042511047020
    • Part Description: Iridium Tt™ Spark Plug
    More Info
  • Denso Original U-Groove™ Spark Plug for 1991 BMW 525i - K20TXR

    Denso® Original U-Groove™ Spark Plug for 1991 BMW 525i

    PartNumber: K20TXR
    Product Specifications
    • Notes: Gap 0.040; OE Recommended Resistor Plug
    • Center Electrode Core Material: Copper
    • Center Electrode Tip Material: Nickel
    • Ground Configuration: Multi-Electrode
    • Ground Electrode Core Material: Nickel
    • Ground Electrode Quantity: 2
    • Ground Electrode Tip Design: Multi-Electrode
    • Hex Size: 16.0
    • Manufacturer Heat Range: 20
    • Pre-Gap Size: 0.040
    • Reach: 19.00
    • Resistance: 5000
    • Seat Type: Gasket
    • UPC: 042511050631
    • Part Description: Original U-Groove™ Spark Plug
    More Info
  • Denso Platinum Tt™ Spark Plug for 1991 BMW 525i - PK20TT

    Denso® Platinum Tt™ Spark Plug for 1991 BMW 525i

    PartNumber: PK20TT
    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: 19.00
    • Resistance: 5000
    • Seat Type: Gasket
    • UPC: 042511045040
    • Part Description: Platinum Tt™ Spark Plug
    More Info