Why is there such a high price of $107.17 versus Advance Auto , $59.94 ?

Because they don’t know a hemi has 16 spark plugs or they aren’t selling you the same plugs. The NGK number is 4469

What is the Part number on the spark plug? mark

LFR5AIX-11. STOCK # 4469 I HAVE A 2015 RAM 1500 5.7L AND THEY WORK GREAT

Will they fit my 2015 ram 2500 6.4 hemi

Not sure, they fit perfect on the 5.7 hemi

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16 pc NGK Iridium IX Spark Plugs compatible with Ram 1500 5.7L V8 2011-2021 | HEMI V8 truck; Ultra-fine 0.6mm iridium tip sharpens throttle response and acceleration. 40,000-60,000 mile fine-wire perform

16 pc NGK Iridium IX Spark Plugs compatible with Ram 1500 5.7L V8 2011-2021 | HEMI V8 truck; Ultra-fine 0.6mm iridium tip sharpens throttle response and acceleration. 40,000-60,000 mile fine-wire perform

Product ID: 186916476

Details

Brand
Sixity Auto
Core Material
Iridium
Thread Size
M14x1.25
Top Material Type
Metal
Vehicle Service Type
Truck

⏳40,000-60,000 mile lifespan

⚡0.6mm ultra-fine iridium tip

🔧Vehicle-specific M14x1.25 thread

R$2755

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Description

⚡ Ignite your Ram’s true potential with precision power!

TRUSTED NGK QUALITY - World-leading spark plug technology trusted by pros for superior ignition and reliability.
ENGINEERED FOR YOUR RAM - Perfectly matched M14x1.25 thread size for seamless fit on Ram 1500 5.7L HEMI V8 (2011-2021).
LONG LASTING PERFORMANCE - Durable design ensures 40,000-60,000 miles of consistent, efficient combustion.
PRECISION IGNITION BOOST - Ultra-fine 0.6mm iridium tip sharpens throttle response and accelerates power delivery.
REDUCED EMISSIONS MISFIRES - Advanced electrodes focus sparks to minimize misfires and lower emissions for a cleaner ride.

This 16-piece set of NGK Iridium IX spark plugs is engineered specifically for the Ram 1500 5.7L V8 HEMI trucks (2011-2021). Featuring an ultra-fine 0.6mm iridium tip, these plugs deliver sharper throttle response and improved acceleration. Designed for durability, they provide reliable performance for 40,000 to 60,000 miles, reducing misfires and emissions while ensuring efficient combustion. With vehicle-specific threading and NGK’s trusted technology, these spark plugs optimize your engine’s power and longevity.

Specifications

ASIN	B082812TZC
Automotive Fit Type	Vehicle Specific Fit
Best Sellers Rank	#18,211 in Automotive ( See Top 100 in Automotive ) #102 in Automotive Replacement Spark Plugs
Brand Name	Sixity Auto
Compatible with Vehicle Type	Truck
Core Material	Iridium
Customer Reviews	4.7 4.7 out of 5 stars (563)
Gap Size	0.04 inches
Item Weight	1.9 pounds
Manufacturer	Sixity Auto
Manufacturer Part Number	4024123628
Model Number	4024123628
Thread Size	M14x1.25
Top Material Type	Metal
Unit Count	16 Count

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R$2755

Duties & taxes included

In stock

Sold byAmazon BrazilDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Brazil.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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