My Account
My Garage
Shopping Cart

Shopping Cart

0 items in your Cart
View Cart
Subtotal
Track
My Order
MY GARAGE Select Vehicle
MY GARAGE

DENSO 5748 Iridium Racing Spark Plug

Part of: DENSO Iridium Racing Spark Plug

Other options in this family: DENSO 5749 DENSO 5751 DENSO 5750 DENSO 5754 DENSO 5731

Manufacturer

Picture for manufacturer DENSO

Part Number

5748
10 reviews
Sale Price

$39.54

In Stock (10+)

delivery box

Usually delivered within 2 days

Check out with

ApplePay
Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The DENSO 5748 Iridium Racing Spark Plug is a no-compromise, top-of-the-line performance spark plug engineered for serious racing enthusiasts and high-performance applications. Designed to deliver maximum power and reliability under extreme conditions, this plug features DENSO's advanced iridium technology for superior performance.

Key Features:

  • Premium iridium center electrode for exceptional durability and heat resistance
  • Optimized for high-performance and racing applications
  • Enhanced ignitability for improved throttle response and acceleration
  • Superior heat dissipation to prevent pre-ignition and detonation
  • Engineered for extreme operating conditions and high RPM use
  • Precision-manufactured to exacting racing specifications

Built for racers who demand the absolute best performance from their engine, the DENSO 5748 delivers consistent spark energy and exceptional electrode longevity even in the most demanding motorsport environments.

Products specifications

Ground Electrode Core Material

Nickel

Seat Type

FLAT

Ground Electrode Quantity

1

Pre-Gap Size

0.6

Center Electrode Tip Material

Iridium

Center Electrode Core Material

Copper

Ground Configuration

Slant

Thread Diameter

14.00

Resistance

5000

Manufacturer Heat Range

34

Ground Electrode Tip Design

Full Platinum

Reach

19.00

Hex Size

16.0

Great prices and quick shipping! They kept me informed of when the item was shipped also. Couldn't be happier!

easy to find what you are lokking for and fast shipping.

Good seller with good communication. Would buy from again.

This place was great. Great service they really helped mr out and were fast and extremely helpful.

Fast shipping! Great product! Muffler sounds amazing and will buy again!

My name is Doug Raber and I tell you the truth when I say autoplicity is a great site to shop for auto parts. The prices are low and the customer service is excellent.

Good transaction, no problems, fast ship, quality product. Thanks

smooth

Good price

Seller was quick and hasle free to deal with. Will purchase again from this seller.

Share icon
Return Policy
Returns are easy at THMotorsports

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy