Best Spark Plugs For 5.7 Vortec: image
Top Pick

Laser Iridium Premium, which is designed to operate over a much wider heat range than ordinary gaskets, has been approved by the Indian government. The process of triple gasket sealing eliminates the possibility of carbon buildup and pre-ignition. It also reduces the risk of spark ignition due to increased friction between the plug and the fuel source. The premium product is available in three different colours: black, red, green, blue. Notably, it was launched in 2015.

Value for Money

DENSO 5325. Free shipping to anywhere in USA and territories for this Item. The product is made from the highest quality ingredients, with no additives or preservatives added. It has been tested on animals and human beings. Notably, there are no animal rights issues with this product.

Honorable Mention

Bosch Double Iridium Spark Plugs provide 4X longer service life compared to standard copper firing pin and ground electrode inlay. The double iridium spark plugs are engineered to deliver the best performance, durability and low cost. The product is manufactured using high-purity stainless steel with no lead or nickel alloys. It has been tested to ensure that it does not affect the environment. Notably, this comes with a limited lifetime warranty.

Best Spark Plugs For 5.7 Vortec

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Top 7 Best Spark Plugs For 5.7 Vortec

1

ACDelco 41-993 Professional Iridium Spark Plug (Pack of 4)

1,093 ratings | 4 offers | 1,093 Reviews
Price: $13.8$39.95
Why we chose it
  • Iridium allows for smaller, more efficient electrode designs for improved cold starting and quicker acceleration
  • Suppressor seal meters spark energy for longer electrode life and seals against combustion leakage. Before installing new spark plugs, use a gap guide to make sure your new spark plugs have the correct gap
  • One piece suppressor seal blocks radio frequencies that can affect vehicle electronics
  • Iridium offers better engine idle stability and smoother performance
  • Iridium fine-wire electrode helps improve ignition of the fuel and burns away carbon deposits on the tip of the plug as they form, to help improve fuel economy
ACDelco 41-993 Professional Iridium Spark Plug (Pack of 4): image
92%
customers recommend this product
4.6/ 5
Mileage4.4
Longevity4.2
Value for money4
2

NGK 3403 NGK G-Power Platinum Spark Plug TR55GP – 6 PCS *NEW*

731 ratings | 12 offers | 731 Reviews
Price: $18.05$28.95
Why we chose it
  • G-Power Platinum Spark Plug
  • 1order 6 Pieces
NGK 3403 NGK G-Power Platinum Spark Plug TR55GP - 6 PCS *NEW*: image
94%
customers recommend this product
4.7/ 5
Longevity4.8
Value for money4.6
Mileage4.4
Easy to install4
3

Bosch 9602 Double Iridium Spark Plug, Up to 4X Longer Life, 1pk

11,644 ratings | 1 offers | 11,644 Reviews
Price starts from: $5.9
Why we chose it
  • 0. 6mm fine wire firing pin provides superior ignitability and performance
  • Double Iridium firing pin and ground electrode inlay provide 4X longer service life compared to standard copper plugs
  • Original equipment, pre-gapped replacement delivering optimum fit, form and function
  • 7 year performance satisfaction
  • 360 continuous laser weld fuses corrosion resistant iridium firing pin to base for increased durability
Bosch 9602 Double Iridium Spark Plug, Up to 4X Longer Life, 1pk: image
92%
customers recommend this product
4.6/ 5
Easy to install4.5
Value for money4.2
Longevity4.2
Mileage4.2
4
Why we chose it
  • DENSO 5325
  • FREE SHIPPING to anywhere IN USA and territories For This Item
  • 1order 8 Pieces
  • IRIDIUM POWER
8 PCS NEW --- DENSO # 5325 IRIDIUM Power Spark Plugs -- IT16: image
92%
customers recommend this product
4.6/ 5
Value for money4.6
Mileage4.5
Longevity4.5
5

Fram Autolite XP104-4PK Iridium XP Spark Plug, Pack of 4

74 ratings | 10 offers | 74 Reviews
Price: $12.17$36.23
Why we chose it
  • V-trimmed ground electrode for improved ignitability
  • Iridium-enhanced 0.6mm finewire design for optimal durability and performance
  • Platinum protected ground wire for maximum efficiency in all ignition types
  • Better overall ignitability and optimum performance
  • Limited lifetime warranty
Fram Autolite XP104-4PK Iridium XP Spark Plug, Pack of 4: image
92%
customers recommend this product
4.6/ 5
Top Pick
6

NGK # 1465 Laser Iridium Spark Plug IZTR5B11 — 8 PCSNEW

816 ratings | 13 offers | 816 Reviews
Price: $56.89$81.01
Why we chose it
  • Laser Iridium Premium
  • Resists carbon buildup and pre-ignition
  • Patented triple gasket sealing process eliminates the possibility of combustion gas leakage
  • Designed to operate over a much wider heat range than ordinary plugs
NGK # 1465 Laser Iridium Spark Plug IZTR5B11 --- 8 PCSNEW: image
96%
customers recommend this product
4.8/ 5
Value for money4.7
Mileage4.6
Longevity4.6
7
Why we chose it
  • Double Platinum firing pin and ground electrode inlay provide 3X longer service life compared to standard copper plugs
  • 5 year performance satisfaction guarantee
  • Fine wire design provides excellent ignitability and performance
  • Original equipment, pre-gapped replacement delivering optimum fit, form and function
  • 360 Degree continuous laser welding to fuse the platinum firing pin for increased durability
  • Fit type: Vehicle Specific
Bosch Automotive Double Platinum Spark Plug - Up to 3X Longer Life for Select Buick, Cadillac, Chevrolet, Geo, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, and Saab Vehicles - , 8104-4Pk: image
92%
customers recommend this product
4.6/ 5
Ranking the Brands
ACDelco: 14.29%
NGK: 28.57%
Bosch Automotive: 28.57%
Denso: 14.29%
Autolite: 14.29%

Comparison Table

Сomparison: ACDelco 41-993 Professional Iridium Spark Plug (Pack of 4): imageСomparison: NGK 3403 NGK G-Power Platinum Spark Plug TR55GP - 6 PCS *NEW*: imageСomparison: Bosch 9602 Double Iridium Spark Plug, Up to 4X Longer Life, 1pk: imageСomparison: 8 PCS NEW --- DENSO # 5325 IRIDIUM Power Spark Plugs -- IT16: imageСomparison: Fram Autolite XP104-4PK Iridium XP Spark Plug, Pack of 4: imageСomparison: NGK # 1465 Laser Iridium Spark Plug IZTR5B11 --- 8 PCSNEW: imageСomparison: Bosch Automotive Double Platinum Spark Plug - Up to 3X Longer Life for Select Buick, Cadillac, Chevrolet, Geo, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, and Saab Vehicles - , 8104-4Pk: image
ACDelco 41-993 Professional Iridium Spark Plug (Pack of 4)NGK 3403 NGK G-Power Platinum Spark Plug TR55GP – 6 PCS *NEW*Bosch 9602 Double Iridium Spark Plug, Up to 4X Longer Life, 1pk8 PCS NEW — DENSO # 5325 IRIDIUM Power Spark Plugs — IT16Fram Autolite XP104-4PK Iridium XP Spark Plug, Pack of 4NGK # 1465 Laser Iridium Spark Plug IZTR5B11 — 8 PCSNEWBosch Automotive Double Platinum Spark Plug – Up to 3X Longer Life for Select Buick, Cadillac, Chevrolet, Geo, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, and Saab Vehicles – , 8104-4Pk
ManufacturerACDelcoNGKBoschDenso Sales California, Inc.FRAMNGKBosch
BrandACDelcoNGKBosch AutomotiveDensoAutoliteNGKBosch Automotive
Item Weight1.6 ounces8.6 ounces1.41 ounces1.44 ounces1.76 ounces15.5 ounces6.4 ounces
Country of OriginUSAMexicoGermany
Is Discontinued By ManufacturerNoNoNoNoNo
ExteriorMachinedMachinedChromeMachined
Product Dimensions3.31 x 0.94 x 4.98 inches4 x 3.5 x 1 inches3.62 x 7.68 x 0.96 inches1 x 1 x 3.38 inches3.5 x 1.06 x 0.94 inches

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