Brisk XER10S Silver Racing Spark Plug Set of 8 – 1 Step Colder (2021–2026 F-150 5.0L)

Complete Spark Plug Upgrade for Gen 4 Coyote

The Brisk XER10S Silver Racing Spark Plug Set is designed specifically for 2021–2026 Ford F-150 5.0L Gen 4 Coyote engines. This complete set of 8 plugs provides a direct performance upgrade with 1 heat range colder operation, making it ideal for tuned and modified applications.

Silver Core Technology for Maximum Ignition Performance

Featuring Brisk’s advanced silver center electrode design, these plugs deliver superior electrical conductivity and heat transfer. The result is a stronger spark, improved combustion efficiency, and enhanced throttle response compared to standard spark plugs.

Optimized for Tuned & Performance Builds

With a colder heat range, the XER10S plugs are ideal for tuned F-150s, bolt-on upgrades, and mild forced induction setups. They help manage increased cylinder temperatures and reduce the risk of detonation under higher load conditions.

Improved Reliability & Efficiency

These spark plugs require less ignition voltage, helping to reduce stress on coils and ignition components while maintaining consistent spark under demanding conditions. They also offer excellent resistance to fouling for dependable performance in daily driving or performance use.

Key Features

• Complete set of 8 spark plugs
• 1 heat range colder than stock
• Designed for Gen 4 Coyote 5.0L engines
• Silver center electrode for superior conductivity
• Improved spark energy and combustion efficiency
• Enhanced throttle response and engine performance
• Reduced ignition system stress
• Excellent heat dissipation and durability

Vehicle Fitment

• 2021 Ford F-150 5.0L
• 2022 Ford F-150 5.0L
• 2023 Ford F-150 5.0L
• 2024 Ford F-150 5.0L
• 2025 Ford F-150 5.0L
• 2026 Ford F-150 5.0L

Installation Notes

• Recommended torque specification: 9.5 ft-lbs
• Direct replacement for factory spark plugs
• Ideal for tuned or lightly modified setups

For F-150 owners looking for a complete ignition upgrade, the Brisk XER10S set delivers improved performance, better heat management, and reliable operation for your Gen 4 Coyote engine.