UF553 Ignition Coil Pack & 6509 Iridium Spark Plugs Compatible

In this review the UF553 ignition coil pack and 6509 iridium spark plugs are assessed for owners of Ford and Lincoln vehicles with 3.5L and 3.7L engines. The bottom line: this set is for drivers who need a direct-fit replacement that aims to restore stable spark and smoother combustion. The reviewer found the kit especially useful for models listed in the compatibility notes, because the coils claim durable copper windings and ceramic insulation that deliver consistent high-voltage output and improved ignition efficiency.

Key Features

• Wide vehicle compatibility: Works with many Ford and Lincoln 3.5L and 3.7L models so buyers can replace multiple coils or plugs in one purchase.
• Direct replacement parts: Replaces a long list of factory part numbers so installation fits original locations and connections without modification.
• Improved ignition efficiency: The coil pack is designed to deliver a stable high-voltage output for more consistent spark plug firing and better combustion.
• Durable construction: Copper windings and a ceramic insulator are specified to withstand high temperatures and engine bay conditions over time.
• Complete tune-up set: The combination of six coils and iridium plugs in a set addresses multiple misfire or performance issues in one service session.

Who It's For

This kit is best for owners of 2011-2017 Ford Edge, Explorer, F-150, Flex, Mustang, Taurus, Transit, and Ford Police Interceptor vehicles and compatible Lincoln models who need a one-stop replacement for ignition coils and spark plugs. It suits DIY mechanics and independent shops that want parts compatible with the listed factory part numbers for straightforward swap-outs.

Those who should look elsewhere include owners of vehicles outside the stated 3.5L and 3.7L Ford/Lincoln fitment range or people seeking OEM-branded warranty coverage; the product is an aftermarket replacement and should be chosen when fitment matches the vehicle and when an aftermarket option is acceptable.

Pros & Cons

Pros

• Good reported build quality with copper windings and ceramic insulator for heat resistance.
• Restores stable spark and reported improvements in engine smoothness and performance.
• Replaces many factory part numbers for broad direct-fit compatibility across models.

Cons

• As an aftermarket kit, it may not carry the same warranty or branding as original equipment for those who prefer OEM parts.

Specifications

Product type	Ignition coil pack and iridium spark plugs set of 6
Compatible engines	3.5L and 3.7L Ford and Lincoln engines
Compatible years and models	Selected 2011-2018 Ford and 2011-2016 Lincoln models listed in description
Replaces part numbers	DG520, UF553, UF-553, 50106, 5C1652, 5C1743, and others listed
Construction	Copper windings with ceramic insulator
Set quantity	Six coils and spark plugs

Our Verdict

The UF553 coil pack and 6509 iridium spark plugs are a practical aftermarket tune-up option for owners of compatible Ford and Lincoln 3.5L and 3.7L vehicles who want to address misfires or restore ignition performance. With reported good quality and direct-fit replacements for many factory numbers, the set offers solid value for DIY repairs and routine maintenance when OEM branding is not required.

Frequently Asked Questions

Will this set fit my 2014 Ford Edge 3.5L?
Yes, the review confirms compatibility with Ford Edge 2012-2016 3.5L, so it should be a direct replacement for a 2014 Edge 3.5L.

Does the kit include six coils and six spark plugs?
The product is sold as a set intended to service six cylinders with ignition coils and iridium plugs for a full tune-up.

Are these OEM parts?
They are aftermarket replacement parts designed to replace the listed factory part numbers; buyers preferring original equipment should verify warranty and branding preferences.