Moroso 28644 Spark Plug Wire Set Black 2018-Up Harley-Davidson Softail M8

The Moroso 28644 is a high-performance spark plug wire set designed specifically for 2018 and newer Harley-Davidson Softail models equipped with the Milwaukee-Eight (M8) engine. Engineered to deliver a stronger, more consistent spark, these wires are a direct-fit replacement that improves ignition reliability and overall engine performance.

Key Features:

• Direct-fit design for 2018 and newer Harley-Davidson Softail M8 models
• Compatible with FLDE (Deluxe), FLFB (Fat Boy), and FLFBS (Fat Boy S) models
• High-dielectric silicone jacket for superior heat and abrasion resistance
• Low-resistance spiral-wound core for maximum energy transfer to the spark plug
• Suppresses electromagnetic interference (EMI) to protect onboard electronics
• Classic black finish that complements factory and custom aesthetics
• Moroso quality construction built to withstand the demanding thermal environment of air/oil-cooled V-Twin engines

Moroso Performance Products has been a trusted name in motorsport and powersport ignition components for decades. The 28644 wire set provides a straightforward upgrade or replacement solution, ensuring your Softail's M8 engine receives the reliable, high-energy spark it needs for clean starts and strong throttle response.