FAERSI Ignition Coil for GM 5.3L/6.0L V8 – UF413 Direct-Fit Replacement, Enhanced Copper Windings

FAERSI UF413 ignition coil is a direct-replacement coil pack designed to restore reliable spark and smoother idle for 5.3L and 6.0L GM V8 engines (replaces 12570616, 12611424, D510C).

If your Chevy, GMC, Cadillac, Pontiac or Buick with a 5.3L or 6.0L V8 is showing misfires, rough idle or reduced performance, the FAERSI UF413 ignition coil offers a plug-and-play replacement engineered for higher conductivity, improved durability and stable output under heat and vibration. Built with enhanced copper windings and epoxy encapsulation, these coils fit common GM applications such as Silverado, Tahoe, Yukon, Avalanche, Envoy, Trailblazer, Impala, Grand Prix, G8 and Escalade. Before purchase, verify compatibility with your vehicle year, make and model or cross-check OEM numbers listed below.

Which vehicles and OEM numbers does this coil fit?

The FAERSI UF413 coil is made to replace OEM part numbers and fits many GM V8s. Compatible vehicles include models from Chevrolet, GMC, Cadillac, Pontiac and Buick equipped with UF413-style coils.

• Compatible models: Silverado, Tahoe, Yukon, Avalanche, Suburban, Impala, Envoy, Trailblazer, H3, CTS, Escalade, G8, Grand Prix.
• Common OEM/alternate numbers: 12570616, 12611424, UF-413, D510C, D-513A and related cross-references.
• Designed for 5.3L and 6.0L V8 LS-series engines—confirm exact fit by year/make/model.

How does this ignition coil improve performance and reliability?

FAERSI coils use higher-conductivity copper windings and robust silicone and epoxy materials to deliver more consistent spark energy. The design reduces common ignition faults like misfires and hesitation and withstands heat, moisture and vibration for longer service life.

• Enhanced copper wire increases energy output while lowering electrical loss.
• Epoxy encapsulation and high-temperature silicone boots protect against contaminants.
• Engineered to reduce misfires, rough idle and hesitation compared with degraded coils.

Will installation be straightforward and are these coils durable?

Yes—FAERSI UF413 coils are manufactured to the same mounting and electrical interface as original units for an easy swap. Durability features include reinforced boots and sealed windings to resist heat and particulate damage, plus a warranty for added confidence.

• Direct-fit design for quick replacement—no special adapters required.
• Durable materials resist high under-hood temperatures and abrasion.
• Backed by a 12-month FAERSI warranty against manufacturing defects.

What measurable benefits can I expect after replacing old coils?

Replacing worn or failing coils with FAERSI UF413 can restore even combustion and smoother engine operation. While results vary by vehicle condition, many users notice improved throttle response, reduced misfire codes and steadier idle after installation.

• Potential increase in ignition efficiency and reduced rough-running symptoms.
• Engine may feel more responsive with fewer hesitation events under load.
• Helps prevent driveability issues caused by weak or intermittent spark.

Who is this for: The FAERSI UF413 replacement ignition coil is intended for DIY mechanics, professional technicians and vehicle owners needing a reliable, direct-fit coil pack for GM V8 engines (5.3L and 6.0L). It's suited to anyone replacing faulty coils, correcting misfire-related performance problems, or upgrading worn ignition components with an affordable, warranty-backed alternative to OE parts. Always check compatibility with your vehicle's year and VIN before ordering and replace coils in matched sets for best results.