Ignition Coil DG513 DG500 & Spark Plug SP493 Set - Reliable

In this review of the Ignition Coil DG513 DG500 & Spark Plug SP493 set, the bottom line is straightforward: this kit is aimed at owners of Mazda Tribute and compatible Mercury models who need an affordable, direct replacement to restore engine response. The reviewer found the biggest reason to buy is the combination of usable materials and clear fitment references, which make the kit a practical repair option when coils or spark plugs are old or misfiring. The package includes six sets and comes with a 12 months warranty and lifetime after-sales support for added confidence.

Key Features

• Compatibility: Designed to fit Mazda Tribute and compatible Mercury Mariner, Montego, and Sable models, which simplifies sourcing parts for those vehicles.
• Ignition coil construction: Coils use silicon steel, Japan-imported rubber, and Germany-imported varnished wire to improve durability and electrical performance under heat.
• Spark plug design: Spark plugs use an iridium electrode and a high-tech ceramic to promote reliable ignition and quicker starts after installation.
• OE cross references: The listing provides OE numbers and cross references to help buyers verify fitment before purchase.
• Warranty and support: A 12 months warranty plus lifetime after-sales service reduces the risk for DIY installers replacing multiple coils and plugs at once.
• Value pack: Six sets in a single purchase suit multi-cylinder replacements or future spares at a lower per-piece cost than single items.

Who It's For

This kit is best for owners of the Mazda Tribute and the listed Mercury models who are comfortable checking OE part numbers and performing their own ignition maintenance. It suits drivers who have seen symptoms such as misfiring, rough idle, slow acceleration, or increased fuel consumption and need a direct replacement set for multiple cylinders.

It is less suitable for buyers who want OEM-branded parts or who cannot confirm OE compatibility; some customer reports note fit and size variance that require careful OE checking before purchase. Professional shops that require guaranteed OEM interchangeability may prefer sourcing factory original parts instead.

Pros & Cons

Pros

• Good value: the six-set pack delivers replacements for all cylinders at a competitive price.
• Improved materials: iridium plugs and quality coil materials aim to extend service life and improve ignition.
• Helpful fitment info: OE cross references and detailed listing information assist in verifying compatibility.
• Warranty and service: 12 months warranty plus lifetime after-sales support gives extra assurance.

Cons

• Mixed fit reports: some customers report fitment or misfiring issues in one cylinder, so OE checking is necessary.
• Size variance: a few buyers found plugs too small for their application, indicating careful inspection before installation is recommended.

Specifications

Product type	Ignition coil and spark plug set
Compatible models	Mazda Tribute; Mercury Mariner, Montego, Sable
Included quantity	6 sets
Spark plug electrode	Iridium
Coil materials	Silicon steel, Japan-imported rubber, Germany-varnished wire
Warranty	12 months plus lifetime after-sales service
OE cross references	Multiple OE numbers listed for fitment verification

Our Verdict

The coil and plug kit is a practical, cost-effective option for owners who need to replace multiple ignition components and can confirm OE compatibility. It offers quality materials and helpful fitment references, making it good value for DIY repairs, though buyers should be mindful of a few mixed fit reports and double-check OE numbers before ordering.

Frequently Asked Questions

Will these parts fit my vehicle?
Check the provided OE cross references and the vehicle fitment pictures or detail page to confirm compatibility before purchasing.

What is included in the package?
Six sets of ignition coils and spark plugs intended to replace all cylinders or provide spares for future maintenance.

Is there any warranty?
The product carries a 12 months warranty and lifetime after-sales service for support after purchase.