Moroso High Performance Ultra 40 Ignition Wire - 40/SET 1999-2008 FLT — Harley-Davidson Road King, Road King Classic, Electra Glide (1999-2008)

Moroso High Performance Ultra 40 ignition wire set for 1999-2008 Harley-Davidson Touring models, featuring DuPont Kevlar cores and nickel-copper conductors engineered for superior spark energy transfer. 40 ohms per foot resistance delivers class-leading performance and full compatibility with Harley's ION-sensing ignition coils.

Features

• 8.65mm diameter with 40 ohms per foot resistance
• DuPont Kevlar core — four times stronger than standard aramid
• Nickel-copper alloy conductors for superior spark energy
• High-temperature silicone boots rated to 600°F
• Extra-thick EPDM dielectric layer
• Locking stainless steel terminals resist vibration and disconnection
• 100% compatible with Harley ION-sensing ignition coils

Specifications

• Brand: Moroso
• Manufacturer Part #: 28286
• UPC: 84663282867
• Resistance: 40 ohms per foot
• Wire Diameter: 8.65mm
• Package Dimensions: 7.9 in L x 6.45 in W x 2.3 in H
• Weight: 0.8838 lbs

Fitment

Fits 1999-2008 Harley-Davidson Touring models equipped with ION-sensing ignition coils.

Frequently Asked Questions

Are these compatible with my late-model Harley ION ignition coils?

Yes — Moroso Ultra 40 wires are 100% compatible with Harley's ION-sensing coil systems used on virtually all late-model Touring bikes.

What's the core material and why does it matter?

DuPont Kevlar core is four times stronger than standard aramid, resisting heat damage and vibration for longer wire life and more reliable spark delivery.

Will these fit my 2009+ Touring?

This set is engineered for 1999-2008 Harley Touring models. Verify fitment with the manufacturer for 2009 and newer models.

Can the silicone boots handle high engine heat?

Yes — the high-temperature silicone boots are rated to withstand heat up to 600°F, well above typical engine temperatures.