TICANEE Iridium Spark Plugs & Wires Set for Chevy/GMC 5.3L/4.8L/6.0L — OE Fit, Long-Life Iridium & Copper Core

TICANEE Iridium Spark Plugs and Wires Set is a direct-fit ignition kit engineered to replace OE 41-110/12621258 plugs and restore reliable starting, smoother idle, and consistent combustion for GM 4.8L, 5.3L and 6.0L engines.

This complete spark plug and wire kit is made for a wide range of Chevrolet and GMC V8 applications — including Silverado, Suburban, Tahoe, Avalanche, Yukon and Sierra models — and is designed as a plug-and-play, long-life replacement that lowers ignition demand voltage while resisting fouling and electrode wear. The set combines iridium center electrodes, a dual-iridium tip, and a copper core wire design to balance longevity and conductive performance for everyday driving and towing demands.

How will these plugs and wires affect cold starts and rough idling?

Upgrading to iridium-tipped plugs with a pure copper core wire improves spark consistency during cold starts and stabilizes combustion at idle. That translates to quicker engine light-offs, fewer misfires, and reduced rough-idle episodes compared with worn or corroded factory plugs and leads.

• Dual iridium tip helps maintain a steady spark under low-voltage conditions.
• Copper core wires provide cooler electrode temperatures and better conductivity.
• Integral suppressor seals reduce radio-frequency interference that can affect ignition timing.

What makes these a long-lasting replacement for my OEM 41-110 plugs?

The TICANEE plugs use an iridium center electrode and pad to resist spark erosion and corrosive combustion environments, while the construction includes sealing features that prevent compression leakage. The combination aims for extended service life—manufacturers rate these plugs for up to 100,000 miles under normal driving conditions.

• Iridium electrode lowers ignition voltage demand and resists wear.
• Robust insulator and suppressor seal protect the plug-to-boot interface.
• Pure copper core in wires reduces fouling and helps thermal control.

Are these plugs and wires easy to install on Silverado, Tahoe, or Yukon models?

Yes — the kit is a direct replacement for OE numbers 41-110 and 12621258 and is intended for plug-and-play installation with common hand tools. Whether you’re performing a DIY tune-up or a professional swap, the fitment is engineered to match factory reach and thread specifications to minimize installation time.

• Designed as direct replacement for listed GM part numbers.
• No custom adapters required; compatible with original spark plug wells and boots.
• Included wires are pre-formed where appropriate for correct routing and clearance.

What reliability or warranty support comes with this set?

TICANEE backs the product with a 24-month guarantee and enforces quality controls during manufacturing. The warranty aims to cover workmanship and early-life failures, providing peace of mind for both independent installers and fleet operators.

• 24 months limited warranty from date of purchase.
• Manufactured with suppressed seals to guard against compression leaks and electrical interference.
• Quality checks during production to ensure electrode alignment and thread integrity.

Who is this for: Drivers and technicians who own or service 2007–2014 Chevrolet and GMC V8 trucks and SUVs — including Silverado 1500/2500/3500, Tahoe, Suburban, Avalanche, Yukon and Sierra models — and want a long-service, cost-effective ignition upgrade. It’s suited for everyday commuters, light-duty towing, and owners who prefer a durable, OEM-fit spark plug and wire replacement that restores factory drivability without complicated modifications.