More Power in Every Purchase - Join the Summit Rewards Program Today!

Make/Model Search
Make/Engine Search

Brands
Savings Central
Contact Us
Help Center
1-800-230-3030

Call Us
My Garage
Wish List
Order Status & Returns

Welcome
My Account

Order Status

Wish List
Savings Central
Shop by Brand
Shop Your Passion
- Shop Your Passion
- Truck / SUV
  
  Jeep®
  
  Restoration
  
  Stock Replacement
  
  Late Model Muscle
  
  Tools
  
  Gifts, Clothing, & More
  
  Circle Track
  
  Street Rod
  
  Powersports
  
  Paint & Body
  
  Marine
  
  Jr Dragster
Gift Cards
My Garage
See Our Catalogs
News & Events
Career Opportunities
Contact Us
Help Center
1-800-230-3030 1-800-230-3030
New Products
Shop by Make/Model
Sign In

Search Make/Model

Search Make/Engine

Sign In

Welcome
Account Dashboard
Profile
Order Status & Returns
Buy It Again
Wish List
Rewards Program
Gift Cards & Summit Bucks
Address Book
My Garage Settings
Email Preferences
Text Notifications
My Reviews
My Questions
Catalogs
Tax Exemption
Sign In

More Power in Every Purchase - Join the Summit Rewards Program Today!

Save Now on Select Wheel & Tire Products!

Filters

In Stock
- In Stock Items. Ships Today. (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- All Items, Including Not In Stock (13) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Spark Plug Thread Size
- 14mm (12) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 12mm (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Spark Plug Reach (in.)
- 0.750 in. (9) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 0.748 in. (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 0.846 in. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 0.866 in. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Spark Plug Reach (mm)
- 19.00mm (11) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 21.50mm (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 22.00mm (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Spark Plug Seat Style
- Flat (12) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Gasket (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Wrench Diameter
- 5/8 in. (9) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 13/16 in. (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Ground Strap Quantity
- One (12) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Price Range
- $10-$20 (2)
- $20-$50 (11)
Filter Options
- Stock Replacement (13)
Savings Central
- Summit Bucks (13)
- Clearance (2)

Selected Filters

Home
Spark Plugs
Product Results

Availability

- In Stock Items. Ships Today. (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- All Items, Including Not In Stock (13) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Filters
Spark Plug Thread Size
- 14mm (12) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 12mm (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Spark Plug Reach (in.)
- 0.750 in. (9) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 0.748 in. (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 0.846 in. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 0.866 in. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Spark Plug Reach (mm)
- 19.00mm (11) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 21.50mm (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 22.00mm (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Spark Plug Seat Style
- Flat (12) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Gasket (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Wrench Diameter
- 5/8 in. (9) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 13/16 in. (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Ground Strap Quantity
- One (12) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Price Range
- $10-$20 (2)
- $20-$50 (11)
Filter Options
- Stock Replacement (13)
Savings Central
- Summit Bucks (13)
- Clearance (2)

Spark Plugs

Individual Parts

Part Groups

Results 1 - 13 of 13

Denso Iridium Power Spark Plugs 5322

Denso Iridium Power Spark Plugs 5322

Denso Iridium Power Spark Plugs 5322

Spark Plug, Iridium Power, IK34, 14mm Thread, 19.00mm Reach, Gasket Seat, Each

Part Number: DNP-5322

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Denso Iridium Racing Spark Plugs 5722

Denso Iridium Racing Spark Plugs 5722

Denso Iridium Racing Spark Plugs 5722

Spark Plug, Iridium Racing, IRE01-34, 14mm Thread, 21.50mm Reach, Flat Seat, Each

Part Number: DNP-5722

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Denso Iridium Racing Spark Plugs 5733

Denso Iridium Racing Spark Plugs 5733

Denso Iridium Racing Spark Plugs 5733

Spark Plug, Iridium Racing, IXU01-34, 12mm Thread, 19.00mm Reach, Flat Seat, Each

Part Number: DNP-5733

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Denso Iridium Racing Spark Plugs 5737

Denso Iridium Racing Spark Plugs 5737

Denso Iridium Racing Spark Plugs 5737

Spark Plug, Iridium Racing, IU01-34, 14mm Thread, 19.00mm Reach, Flat Seat, Each

Part Number: DNP-5737

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Denso Iridium Racing Spark Plugs 5742

Denso Iridium Racing Spark Plugs 5742

Denso Iridium Racing Spark Plugs 5742

Spark Plug, Iridium Racing, IK01-34, 14mm Thread, 19.00mm Reach, Flat Seat, Each

Part Number: DNP-5742

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 25, 2026 if ordered today

Denso Iridium Racing Spark Plugs 5748

Denso Iridium Racing Spark Plugs 5748

Denso Iridium Racing Spark Plugs 5748

Spark Plug, Iridium Racing, IAE01-34, 14mm Thread, 19.00mm Reach, Flat Seat, Each

Part Number: DNP-5748

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 25, 2026 if ordered today

Denso Iridium Racing Spark Plugs 5725

Denso Iridium Racing Spark Plugs 5725

Denso Iridium Racing Spark Plugs 5725

Spark Plug, Iridium Racing, IA01-34, 14mm Thread, 22.00mm Reach, Flat Seat, Each

Part Number: DNP-5725

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 25, 2026 if ordered today

Denso Iridium Racing Spark Plugs 5740

Denso Iridium Racing Spark Plugs 5740

Denso Iridium Racing Spark Plugs 5740

Spark Plug, Iridium Racing, RU01-34, 14mm Thread, 19.00mm Reach, Flat Seat, Each

Part Number: DNP-5740

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 25, 2026 if ordered today

Denso Iridium Racing Spark Plugs 5718

Denso Iridium Racing Spark Plugs 5718

Denso Iridium Racing Spark Plugs 5718

Spark Plug, Iridium Racing, IW01-34, 14mm Thread, 19.00mm Reach, Flat Seat, Each

Part Number: DNP-5718

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 25, 2026 if ordered today

Denso Iridium Racing Spark Plugs 5729

Denso Iridium Racing Spark Plugs 5729

Denso Iridium Racing Spark Plugs 5729

Spark Plug, Iridium Racing, IWM01-34, 14mm Thread, 19.00mm Reach, Flat Seat, Each

Part Number: DNP-5729

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 25, 2026 if ordered today

Denso Iridium Power Spark Plugs 5324

Denso Iridium Power Spark Plugs 5324

Denso Iridium Power Spark Plugs 5324

Spark Plug, Iridium Power, IQ34, 14mm Thread, 19.00mm Reach, Flat Seat, Each

Part Number: DNP-5324

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 25, 2026 if ordered today

Denso Iridium Racing Spark Plugs 5743

Denso Iridium Racing Spark Plugs 5743

Denso Iridium Racing Spark Plugs 5743

Spark Plug, Iridium Racing, IQ01-34, 14mm Thread, 19.00mm Reach, Flat Seat, Each

Part Number: DNP-5743

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 25, 2026 if ordered today

Denso Iridium Racing Spark Plugs 5753

Denso Iridium Racing Spark Plugs 5753

Denso Iridium Racing Spark Plugs 5753

Spark Plug, Iridium Racing, IRT01-34, 14mm Thread, 19.00mm Reach, Flat Seat, Each

Part Number: DNP-5753

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 25, 2026 if ordered today

1

Page 1 of 1

Modal Header

Contact us with questions.

Call To Order

This is a custom order part. You can order this part by Contacting Us.

Summit Racing Speedcard. Synchrony Car Care.

Summit Racing Equipment SpeedCard

Jumpstart Your Next Project!

View Details|See if you Prequalify

Stay Updated with Emails from Summit Racing

Never miss a sale on new parts, tools, and more!

= Required

First Name

Last Name

Email Address Email required

See Our Catalogs

News & Events

News & Events Home
OnAllCylinders (blog)
Calendar of Events
New Product Releases
Summit Racing News
News You Can Use
Featured Vehicles
Media Center
Sanctioning Bodies

Help

Help Center
Return Policy
Beat-A-Price Guarantee
Payment Options
Contact Us

Social

Facebook
X/Twitter
Instagram
Pinterest
YouTube
Podcast

About Summit

Corporate History
Retail Locations

My Account

Profile
Email Preferences
Order Status & Returns
Wish List
Address Book
My Reviews
My Questions
My Garage
Sign In

Career Opportunities

More

Summit Racing Credit Card
Gift Cards
Calculators & Tools
Promo Exclusions
Become an Affiliate
Summit Racing Rewards Program
Summit Racing Equipment Protection Plan

Terms of Use | Privacy and Security | Site Accessibility
Copyright 2026 by AUTOSALES, INCORPORATED
dba Summit Racing Equipment | Trademarks

Let's Build it Together^™

Modal Header