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1mm in diameter, while maintaining the life of the plug. Superior ignitability of the densO Platinum TT means more efficient combustion, which yields better engine performance in terms of power and fuel economy.






Rely on quality auto parts: from the development of direct ignition coils to revolutionizing the concept of the aftermarket performance spark plug by using platinum and iridium, DENSO is often on the front lines of product advancement.
The denso spark plug employs a unique ground electrode designed to generate a larger spark nucleus at the point of ignition. Power and associates Chairman's Award, General Motors, and Chrysler. Trust in denso: the automotive industry has recognized the denso commitment to quality through such prestigious awards as the Deming Award for Quality, and numerous supplier awards for quality from companies like Toyota, Lexus, the J. D. The denso spark plug is 100 percent pre-fired to ensure reliable operation and lasts twice as long as conventional plugs.


1. Denso
#ad
6 PCSNEW -- DENSO #4504 PLATINUM T T Spark Plugs -- PK20TT
#adDenso #ad - The center electrode is created using an extremely durable platinum alloy that allows for the reduction of the tip size to 1.1mm in diameter, while maintaining the life of the plug. Superior ignitability of the densO Platinum TT means more efficient combustion, which yields better engine performance in terms of power and fuel economy.
More information #ad
The titanium-enhanced alloy on the ground electrode also increases durability, which is critical to minimize tip erosion and achieve the new Twin-Tip design. Densos revolutionary twin-Tip design is a combination of highly durable precious metals-Platinum and Titanium.Brand | Denso #ad |
Manufacturer | Denso Sales California, Inc. #ad |
Height | 0.96 Inches |
Length | 3.62 Inches |
Weight | 0 Pounds |
Width | 5.76 Inches |
Part Number | 4504 |
Model | PK20TT |
More information #ad
2. Denso
#ad
6 PCSNEW -- DENSO #4503 PLATINUM T T Spark Plugs -- PK16TT
#adDenso #ad - The titanium-enhanced alloy on the ground electrode also increases durability, which is critical to minimize tip erosion and achieve the new Twin-Tip design. 1. 1mm platinum center electrode. 360 laser welding. Denso unique twin-Tip Structure.More information #ad
Brand | Denso #ad |
Manufacturer | Denso Sales California, Inc. #ad |
Height | 0.96 Inches |
Length | 3.62 Inches |
Weight | 0.09 Pounds |
Width | 5.76 Inches |
Part Number | 4503 |
Model | PK16TT |
More information #ad
3. Denso
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DENSO IK16 Iridium Power Spark Plug Ik16 X 4Pieces Ignition Plugs Racing Upgrade
#adDenso #ad - Authentic Product. Individual Pack. Denso auto Parts Brand. Denso auto parts part #IK16 5303. Brand new, never used.More information #ad
Brand | Denso #ad |
Manufacturer | DENSO #ad |
Weight | 0.09 Pounds |
Part Number | IK16 |
More information #ad
4. Denso
#ad
DENSO # 5344 IRIDIUM Power Spark Plugs -- IKH20 ----- 6 PCS NEW
#adDenso #ad - Free shipping to anywhere in usA and territories For This Item. 1order = 6 Pieces. Denso 5344. Iridium power.More information #ad
Brand | Denso #ad |
Manufacturer | Denso Sales California, Inc. #ad |
Height | 0.96 Inches |
Length | 3.62 Inches |
Weight | 0.72 Pounds |
Width | 5.76 Inches |
Part Number | 5344 |
Model | IKH20 |
More information #ad
5. Denso
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Denso # 5304 IRIDIUM Power Spark Plugs -- IK20 --- 6 PCSNEW --
#adDenso #ad - Free shipping to anywhere in usA and territories For This Item. Iridium power. Denso 5304. 1order = 6 Pieces.More information #ad
Brand | Denso #ad |
Manufacturer | Denso Sales California, Inc. #ad |
Height | 0.96 Inches |
Length | 3.62 Inches |
Width | 5.76 Inches |
Part Number | 5304 |
Model | IK20 |
More information #ad
6. Denso
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Black, Denso 671-6239 Coil-on Plug Boot
#adDenso #ad - 6 boots. These boots are designed and constructed to meet or even exceed the original manufacturer standards. Denso coil-on-plug cop boot sets are identical in quality, and specifications, appearance, to the factory installed cop boots. Oe equivalent.More information #ad
Brand | Denso #ad |
Manufacturer | Denso #ad |
Height | 0 Inches |
Length | 0 Inches |
Weight | 0.25 Pounds |
Width | 0 Inches |
Part Number | 671-6239 |
Model | 671-6239 |
Warranty | Mfr Warranty |
More information #ad
7. Denso
#ad
Set 8pcs Denso Iridium Power Spark Plugs Stock 5304 Iridium Core .043"1.1mm Gap Size
#adDenso #ad - Gain greater fuel efficiency: this denso spark plug fires leaner mixtures than conventional plugs and improves throttle response. It virtually eliminates erratic starts caused by poor fuel mixtures and excessive fouling. This 8 pack denso iridium power 5304 spark plug replaces subaru 22401 aa731, subaru 22401 aa310, subaru 22401 aa530, subaru 32 00 9439, subaru 22401 aA550, Subaru 22401 AA730, Subaru 22401 AA65A, .Rely on quality auto parts: from the development of direct ignition coils to revolutionizing the concept of the aftermarket performance spark plug by using platinum and iridium, DENSO is often on the front lines of product advancement.
More information #ad
Reduce emissions and misfires: the patented denso spark plug enables complete fuel ignition in the combustion chamber. The unique five-rib insulator reduces flashover and decreases voltage loss. Its ground electrode was developed to improve ignitability for increased efficiency in emission gas purification and fuel consumption. The denso spark plug employs a unique ground electrode designed to generate a larger spark nucleus at the point of ignition. Power and associates Chairman's Award, General Motors, and Chrysler. Trust in denso: the automotive industry has recognized the denso commitment to quality through such prestigious awards as the Deming Award for Quality, and numerous supplier awards for quality from companies like Toyota, Lexus, the J. D. The denso spark plug is 100 percent pre-fired to ensure reliable operation and lasts twice as long as conventional plugs.
Brand | Denso #ad |
Manufacturer | Denso #ad |
Height | 11.52 Inches |
Length | 40.2 Inches |
Weight | 0.97 Pounds |
Width | 92.16 Inches |
Part Number | IK20 |
More information #ad
8. Denso
#ad
Denso IT16TT Iridium TT Spark Plugs 4713-4 PK
#adDenso #ad - 100% pre-fired to assure the highest quality possible. Five rib insulator prevents flashover. Machine rolled threads prevent seizing or cross threading during installation and removal.More information #ad
Copper-glass seal bonds center electrode and insulator for a gas-tight seal. Purified alumina powder insulator provides exceptional strength and thermal conductivity.Brand | Denso #ad |
Manufacturer | Denso #ad |
Weight | 0.1 Pounds |
Part Number | IT16TT |
Model | IT16TT (4PK) |
Warranty | 1 year manufacturer |
More information #ad
9. Denso
#ad
Denso 671-8163 Coil-on Plug Boot , Black
#adDenso #ad - Developed to work as a secondary amplifier. Manufactured according to the highest standards. Increases torque rapidly. Facilitates easy installation. Creates strong sparks in very short time.More information #ad
Brand | Denso #ad |
Manufacturer | Denso #ad |
Height | 0 Inches |
Length | 0 Inches |
Weight | 1.69 Pounds |
Width | 0 Inches |
Part Number | 671-8163 |
Model | 671-8163 |
Warranty | LIMITED WARRANTY |
More information #ad