Best Spark Plugs For 4.3 Vortec: image
Editor's Pick

Cylinder head. The plug has a diameter of 14mm and a thickness of 5/8″ to prevent flashover. The plug is designed to be used with any type of engine, whether petrol or diesel. It can also be used with other types of engines such as turbo-diesel. Notably, the spark plug was launched in 2015. The plug’s manufacturer claims that it will last for 20 years.

Value for Money

DENSO brand, which has been in business for over 65 years, is set to become one of the world’s largest automotive parts suppliers. The company will also introduce a new First Time Fit product line that includes premium products like air conditioners, radiators, and windshield wiper blades. It was launched by German automaker Volkswagen in 2015. The first time a DENSO product was introduced, it was sold at an estimated cost of?30 crore.

Most Discussed

ACDelco Professional RAPIDFIRE Single Platinum Performance Spark Plugs are designed to meet the specifications for fit, form, and function. The plugs have a two-piece glass and brass seal that helps prevent ignition problems. The spark plugs can also be used with other premium aftermarket products like BMW, Mercedes, and Porsche. The product is manufactured in Germany and comes with a warranty of one year. It has been approved by the European Union. Notably, it was first introduced in 2015.

Best Spark Plugs For 4.3 Vortec

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Top 10 Best Spark Plugs For 4.3 Vortec

1

6 New DENSO Double Platinum Spark Plugs PK20R11 # 3128

3 ratings | 9 offers | 3 Reviews
Price: $39.07$57.19
Why we chose it
  • DOUBLE PLATINUM
  • 1order 6 Pieces
  • DENSO # 3128
  • Spark Plugs
  • FREE SHIPPING to anywhere IN USA and territories For This Item
6 New DENSO Double Platinum Spark Plugs PK20R11 # 3128: image
100%
customers recommend this product
5/ 5
Top Pick
2

Denso (3253) PK20TR11 Double Platinum Spark Plug, Pack of 1

153 ratings | 12 offers | 153 Reviews
Price: $6.48$18.7
Why we chose it
  • Stable combustion during idling
  • Increases engine performance and throttle response
  • Improved cold-starting
  • Efficient fuel consumption
  • PK20TR11
Denso (3253) PK20TR11 Double Platinum Spark Plug, Pack of 1: image
94%
customers recommend this product
4.7/ 5
Mileage4.9
Value for money4.7
3
Why we chose it
  • DENSO # 3246 — PKJ16CR-L11
  • Spark Plugs
  • FREE SHIPPING to anywhere IN USA and territories For This Item
  • 1order 6 Pieces
  • DOUBLE Platinum
6 PCSNEW -- DENSO #3246 -- DOUBLE PLATINUM Spark Plugs -- PKJ16CR-L11: image
90%
customers recommend this product
4.5/ 5
Value for money5
Mileage5
4

Autolite 24-4PK Copper Resistor Spark Plug, Pack of 4

97 ratings | 8 offers | 97 Reviews
Price: $6.06$17.38
Why we chose it
  • Multi-rib insulator reduces danger of “flash-over”
  • Copper-glass seal bonds insulator, terminal post, and center electrode together to provide a tight seal that is 100 percent leak-proof
  • Full copper core electrode provides better performance in all conditions
  • Resistor reduces radio frequency interference (RFI) and electrode erosion
  • Cold-formed steel shell and precision rolled threads, with one-piece terminal post to add strength
  • Fit type: Vehicle Specific
Autolite 24-4PK Copper Resistor Spark Plug, Pack of 4: image
92%
customers recommend this product
4.6/ 5
5

ACDelco Gold 4 RAPIDFIRE Spark Plug (Pack of 1)

21 ratings | 11 offers | 21 Reviews
Price: $4.95$12.95
Why we chose it
  • Platinum on center electrode enables superior spark characteristics and can reduce voltage requirements of the ignition system
  • Ribless insulator helps optimize plug to boot seal
  • Pure copper core provides great heat transfer and helps maximize plug durability
  • Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
  • Solid state suppressor, with two-piece glass and brass seal, can help reduce radio frequency interference, regulates spark energy for long electrode life, and helps protect against high combustion pressures
ACDelco Gold 4 RAPIDFIRE Spark Plug (Pack of 1): image
90%
customers recommend this product
4.5/ 5
6

ACDelco PLATINUM1 RAPIDFIRE Spark Plug (Pack of 1)

39 ratings | 12 offers | 39 Reviews
Price: $4.25$12.31
Why we chose it
  • Solid state suppressor, with two-piece glass and brass seal, can help reduce radio frequency interference, regulates spark energy for long electrode life, and helps protect against high combustion pressures
  • Pure copper core provides great heat transfer and helps maximize plug durability
  • Platinum on center electrode enables superior spark characteristics and can reduce voltage requirements of the ignition system
  • Ribless insulator helps optimize plug to boot seal
ACDelco PLATINUM1 RAPIDFIRE Spark Plug (Pack of 1): image
86%
customers recommend this product
4.3/ 5
7

ACDelco Gold 6 RAPIDFIRE Spark Plug (Pack of 1)

191 ratings | 11 offers | 191 Reviews
Price: $5.24$15.72
Why we chose it
  • Premium aftermarket replacement part
  • Platinum on center electrode enables superior spark characteristics and can reduce voltage requirements of the ignition system
  • Ribless insulator helps optimize plug to boot seal
  • Pure copper core provides great heat transfer and helps maximize plug durability
  • Solid state suppressor, with two-piece glass and brass seal, can help reduce radio frequency interference, regulates spark energy for long electrode life, and helps protect against high combustion pressures
  • Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
  • Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models
ACDelco Gold 6 RAPIDFIRE Spark Plug (Pack of 1): image
92%
customers recommend this product
4.6/ 5
Value for money4.6
Longevity4.6
Mileage4.5
8
Why we chose it
  • Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
  • Pure copper core results in cooler electrode temperature for maximized durability and fouling resistance
  • GM regularly updates production and service part designs to integrate new materials and technologies
  • Double platinum point pad on center and ground electrode offer excellent durability and consistent voltage demands to help reduce wear on ignition system
  • ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • One-piece, fired-in suppressor seal blends three glass types for a gas-tight seal that helps reduce radio frequency and engine interference, regulate spark plug energy, and protect against compression pressures for long life
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
ACDelco GM Original Equipment 41-902 Double Platinum Spark Plug (Pack of 1): image
94%
customers recommend this product
4.7/ 5
Value for money4.6
Mileage4.1
Longevity4.1
9

Nitrode (SP-NP21) Spark Plug

6 ratings | 2 offers | 6 Reviews
Price: $15.92$22.41
Why we chose it
  • Yttrium Nitrode Bridge Design
  • Delivers the most powerful spark ever directly to the core of your cylinder for a complete clean combustion
  • Increases horse power
  • Save gas and money from 5 percentage to 35 percentage plus with less emission
Nitrode (SP-NP21) Spark Plug: image
72%
customers recommend this product
3.6/ 5
10
Why we chose it
  • Product Type:Spark Plug
  • Item Package Weight:1.588 Kilograms
  • Fit Type: Vehicle Specific
  • Package Dimensions :10.9 Cm L X 12.7 Cm W X 22.4 Cm H
BRISK Spark Plugs GOR15YTE-3 Performance 3 Electrode Yttrium Spark Plugs, Replaces NGK 7164, 7316, TR55IX, TR55-1IX, Denso 5326, IT20, E3.54, Autolight: image
100%
customers recommend this product
5/ 5
Ranking the Brands
Denso: 30.00%
Autolite: 10.00%
ACDelco: 40.00%
Nitrode: 10.00%
BRISK Spark Plugs: 10.00%

Comparison Table

Сomparison: 6 New DENSO Double Platinum Spark Plugs PK20R11 # 3128: imageСomparison: Denso (3253) PK20TR11 Double Platinum Spark Plug, Pack of 1: imageСomparison: 6 PCSNEW -- DENSO #3246 -- DOUBLE PLATINUM Spark Plugs -- PKJ16CR-L11: imageСomparison: Autolite 24-4PK Copper Resistor Spark Plug, Pack of 4: imageСomparison: ACDelco Gold 4 RAPIDFIRE Spark Plug (Pack of 1): imageСomparison: ACDelco PLATINUM1 RAPIDFIRE Spark Plug (Pack of 1): imageСomparison: ACDelco Gold 6 RAPIDFIRE Spark Plug (Pack of 1): imageСomparison: ACDelco GM Original Equipment 41-902 Double Platinum Spark Plug (Pack of 1): imageСomparison: Nitrode (SP-NP21) Spark Plug: imageСomparison: BRISK Spark Plugs GOR15YTE-3 Performance 3 Electrode Yttrium Spark Plugs, Replaces NGK 7164, 7316, TR55IX, TR55-1IX, Denso 5326, IT20, E3.54, Autolight: image
6 New DENSO Double Platinum Spark Plugs PK20R11 # 3128Denso (3253) PK20TR11 Double Platinum Spark Plug, Pack of 16 PCSNEW — DENSO #3246 — DOUBLE PLATINUM Spark Plugs — PKJ16CR-L11Autolite 24-4PK Copper Resistor Spark Plug, Pack of 4ACDelco Gold 4 RAPIDFIRE Spark Plug (Pack of 1)ACDelco PLATINUM1 RAPIDFIRE Spark Plug (Pack of 1)ACDelco Gold 6 RAPIDFIRE Spark Plug (Pack of 1)ACDelco GM Original Equipment 41-902 Double Platinum Spark Plug (Pack of 1)Nitrode (SP-NP21) Spark PlugBRISK Spark Plugs GOR15YTE-3 Performance 3 Electrode Yttrium Spark Plugs, Replaces NGK 7164, 7316, TR55IX, TR55-1IX, Denso 5326, IT20, E3.54, Autolight
ManufacturerDenso Sales California, Inc.DensoDenso Sales California, Inc.FRAMACDelcoACDelcoACDelcoACDelcoNitrodeBRISK
BrandDensoDensoDensoAutoliteACDelcoACDelcoACDelcoACDelcoNitrodeBRISK Spark Plugs
Item Weight11.5 ounces0.01 ounces11.5 ounces1.76 ounces0.8 ounces0.8 ounces1.44 ounces1.6 ounces0.353 ounces8 ounces
Product Dimensions3.62 x 5.76 x 0.96 inches3.35 x 0.98 x 0.98 inches3.62 x 5.76 x 0.96 inches1 x 1 x 3.4 inches4.6 x 3.8 x 1.6 inches6.6 x 3.7 x 1.1 inches4.6 x 3.8 x 1.6 inches4.6 x 3.8 x 1.3 inches1 x 1 x 3.5 inches8.4 x 3.5 x 1 inches
Is Discontinued By ManufacturerNoNoNoNoNoNo
Core MaterialPlatinumPlatinumCopperCopperCopperCopperPlatinumNickel
Country of OriginChinaChinaUSAChinaUSAUSA
Top Material TypeMetalAlloy SteelNickelNickelNickelNickelNickel

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