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2003 - 2005 BMW Z4 Spark Plug (Autolite)

$18.47
Save up to 80% vs List Price!

ℹ️ Product Notes

⚠️ Most jobs typically require 4 of this item.
Gap .040 (in)
Iridium XP Spark Plug
Autolite® Iridium XP spark plugs are engineered with an iridium-enhanced fine-wire and a proprietary, platinum ground electrode, to increase durability*, while its tapered ground wire maximizes engine efficiency, delivering improved engine performance, fuel efficiency, acceleration, and ignitability.
Brand: Autolite
Condition: New
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120-Day Returns
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Insurance-Grade Quality

🛡️ Lifetime Warranty Included

This part comes with our industry-leading lifetime warranty. Shop with confidence!

SKU #
3508471
  • Direct Fit for 2003 - 2005 BMW Z4
  • New Condition
  • Autolite Quality
  • Easy Installation - No Modifications
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Product Specifications


Detailed specifications and attributes for this part:

Attribute Value
Center Electrode Core Material Copper
Center Electrode Design Fine Wire
Center Electrode Insulator Tip Projection 0.133, 3.38
Center Electrode Projection Mid Projection
Center Electrode Tip Material Iridium
Core Nose Length 0.526, 13.36
Electrical Terminal Type Non-removable Nut
Grade Type Performance
Ground Electrode Quantity 1
Ground Electrode Tip Design Taper Cut
Ground Electrode Tip Material Platinum
Hex Size 5/8
Hex Type Hex
Indexed No
Insulator Height 2.007, 50.98
Insulator Material Ceramic
Pre Gap Size 0.044, 1.12
Reach 0.75, 19.05
Resistance 4000
Resistor Type Yes
Seat Type Flat
Washer Included Yes
Washer Type Crush

Vehicle Fitment Guide

This part fits the following vehicles:

BMW
Z4 2003-2005 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL
Body Style Years Engine Attributes
2.5i Convertible 2003 - 2005 L6 2.5L RWD Automatic & Manual
3.0i Convertible 2003 - 2005 L6 3.0L RWD Automatic & Manual

⚠️ Important: Please verify your vehicle's year, make, model, and specifications before ordering. If you're unsure about fitment, contact our customer service team for assistance.

Policies

Shipping Information

We offer fast, reliable shipping on all orders:

  • Ships to all countries via US Postal Service Priority Mail.
  • Most orders ship within 1 business day.
  • Delivery time: 1-4 business days after shipment.
  • International shipping available, including APO/FPO addresses.
  • Tracking information provided for all shipments.
  • Additional handling fees may apply for oversized/overweight packages.

Return Policy

We want you to be 100% satisfied with your purchase. That's why we offer:

  • 120-Day Returns - Return any part within 120 days from date of receipt.
  • Must obtain RMA (Return Merchandise Authorization) number before returning.
  • Parts must be in original condition, uninstalled, unaltered, and in original packaging.
  • Important: Electrical parts are not returnable if unsealed.
  • Please inspect parts upon arrival and notify us within 5 days of receiving incorrect or damaged parts.
  • Refunds processed after warehouse receives return and credited to original payment method.

Warranty

This part comes with a limited lifetime warranty. Warranty begins on the original purchase date.

Warranty does NOT cover:

  • Shipping costs or labor expenses.
  • Installation errors.
  • Parts used for racing.
  • Commercial vehicle parts.

More Information


Autolite® Iridium XP spark plugs are engineered with an iridium-enhanced fine-wire and a proprietary, platinum ground electrode, to increase durability*, while its tapered ground wire maximizes engine efficiency, delivering improved engine performance, fuel efficiency, acceleration, and ignitability.

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Fits Years: 2003 2004 2005

Fits Models: Z4

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