5.0 · 8 reviews
SKU: 4713

Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, IT16TT

$15.49
FREE delivery
Description

ABOUT THIS PRODUCT

The Iridium TT Spark Plug combines the durability of an OE-style plug with the power and torque of high-performance engineering, making it a standout choice for drivers seeking reliability and efficiency. Featuring a 0.4mm Iridium center electrode - the world's smallest diameter - it maximizes firing potential, while the 0.7mm needle tip ground electrode promotes higher spark energy and minimizes heat quenching. Built with DENSO's patented Iridium-Rhodium alloy formula, it boasts the highest concentration of Iridium for unmatched durability, withstanding temperatures over 4000 Deg F. The advanced Twin-Tip Technology pairs a fine wire Iridium center electrode with a needle tip Platinum ground electrode, ensuring superior ignition and fuel efficiency. Designed to enhance fuel economy and reduce emissions, this spark plug allows you to drive farther with fewer stops. Developed to original equipment specifications and utilizing a 360-degree laser welding process, it guarantees exceptional structural strength and consistent performance. Perfect for those who demand endurance and power in every drive.

Product Features:
  • 0.4mm Iridium Center Electrode: World's Smallest Diameter that maximizes firing potential
  • 0.7mm Needle Tip Ground Electrode: Promotes higher spark energy and less heat quenching
  • DENSO Patented Optimized Iridium-Rhodium Alloy Formula: Highest concentration of Iridium vs. competitors for greater durability
  • DENSO Patented 360 degree laser welding process: Ensuring exceptional quality bond and structural strength with the Iridium Center Electrode
  • Durability of an OE style plug combined with Power and Torque of high performance.
  • Withstands temperatures greater than 4000 degree Fahrenheit
  • Iridium TT
  • Advanced Twin-Tip Technology: Combines a Fine Wire Iridium Center Electrode with a Needle Tip Platinum Ground Electrode for superior ignition and efficiency.
  • Enhanced Fuel Economy and Lower Emissions: Designed to provide better fuel economy and reduced emissions, allowing you to drive around the Earth over 4 times.
  • Original Equipment Specification: Developed from the Super Ignition Plug (SIP) design, ensuring reliable and consistent performance.
Specifications
Brand
DENSO (1182)
SKU
4713
Product type
Automotive
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User Guide
Returns Policy
Shipping Information

Free shipping on all orders. Most items ship next business day after your order is placed.

Returns Policy

Returns are accepted when the product is in its original, unopened container. Contact us if you have questions about your order.

View full returns policy

Customer Reviews

5.0

Based on 8 reviews

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R
Riley N. Verified Buyer
06/08/2025

No complaints

Quick delivery and the product exceeded my expectations.

M
Maria K. Verified Buyer
08/17/2025

Would buy again

Does what it is supposed to do. Happy with this purchase.

T
Ted R. Verified Buyer
02/03/2025

Works perfectly

Setup was simple and it has worked reliably since day one.

P
Pat M. Verified Buyer
11/28/2025

Better than expected

Reliable product and smooth buying experience on this site.

C
Chris W. Verified Buyer
07/05/2025

Highly recommend

Good experience overall from checkout to delivery.

J
Jordan L. Verified Buyer
04/15/2025

Very happy with this

Packaging was secure and the item was in perfect condition.

E
Emma S. Verified Buyer
12/14/2025

Exactly what I needed

Easy to order and arrived quickly. Product matched the listing and works great.

D
Dana H. Verified Buyer
10/02/2025

Solid purchase

Quality feels premium and it fits my needs well.

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