15% OFF ORDERS $35+ | 20% OFF $100+ | ONLINE ONLY
USE CODE
HOLIDAYSAVE
*
Exclusions apply.
Advance Auto Parts Logo
Choose a Store
  • Shop All
  • Replacement Parts
  • Performance Parts
  • Accessories
  • Oil & Fluids
  • Special Offers
  • Speed Perks
  • Advice & How-Tos
  • Project Guides
  • FAQ / Help Desk
Loading...
Share
Product thumb
Product thumb
Product thumb
Product thumb
Product main large
Loading...
How Would You Like To Get This Item?

Store Pickup

Loading...Loading...Loading...

Same Day Home Delivery

Loading...Loading...Loading...

Home Delivery

Loading...Loading...Loading...
Loading...
Loading...
Loading...Loading...Loading...Loading...Loading...

Product Information

Product Details
Part No. SP-590
Warranty Details (2 YR REPLACEMENT IF DEFECTIVE)
The Iridium Spark Plug is engineered for enhanced ignition efficiency, making it a reliable choice for optimal engine performance. Featuring a standard center electrode design with a durable iridium tip, this spark plug ensures superior conductivity and longevity, even under demanding conditions. The ground electrode is crafted with nickel, providing excellent heat resistance and consistent performance. Its tapered seat type ensures a secure fit, reducing the risk of gas leakage and improving overall combustion efficiency. Designed to deliver precise ignition and improved fuel economy, this spark plug is a high-quality upgrade for maintaining your vehicle's peak performance.

Product Features:
  • Engineered with a durable iridium tip for superior conductivity and extended lifespan, ensuring reliable performance even in demanding conditions.
  • Nickel-crafted ground electrode offers excellent heat resistance, maintaining consistent performance over time.
  • Tapered seat design ensures a secure fit, minimizing gas leakage and enhancing combustion efficiency.
  • Optimized for precise ignition, contributing to improved fuel economy and overall engine performance.
  • High-quality construction makes it an ideal upgrade for maintaining peak vehicle performance.
Specifications
Center Electrode Core Material:
Copper

Center Electrode Design:
Standard

Center Electrode Tip Material:
Iridium

Ground Electrode Tip Material:
Nickel

Hex Size:
16

Insulator Height:
3.5

Seat Type:
Tapered
Loading...
Loading...Loading...Loading...Loading...Loading...
Loading...
Loading...
Loading...Loading...Loading...Loading...Loading...
No results
Loading...
Loading...Loading...Loading...Loading...Loading...
Feedback
Be The First To Know About Deals And Promotions.
Plus, create an account to receive $5 off of $20 or more.
TOP REPLACEMENT PARTS
Brake Pads & Shoes
Brake Rotors
Alternators
Water Pumps
Starters
Brake Calipers

Order Lookup

Help Desk

Store Locator

In Store Services

Mobile App

CUSTOMER SUPPORT
Accessibility Statement
Contact Us
Forgot Password
Help Desk
In Store Pickup
In Store Services
Order Tracking
Recall Information
Return Policy
Same Day Delivery
© 2025 Advance Auto Parts
Privacy Policy
Terms of Use
Site Map
ADVANCING A WORLD IN MOTION®