99-23 GM Truck/SUV 8.1L Only Hi-Perf Coil-Near-Plug Wire Conn Kit - Red Wire - Granatelli Motor Sports

Granatelli High-Performance Coil-Near-Plug Connector Kit for 2001-2007 GM 8.1L Vortec V8

SKU: 28-1712S-R

Upgrade the ignition system in your heavy-duty truck or SUV with the Granatelli Motor Sports 28-1712S-R Coil-Near-Plug Connector Kit. Designed specifically for 2001-2007 GM 8.1L Vortec V8 engines, this high-performance ignition coil connector harness improves spark energy, electrical conductivity, and overall ignition reliability.

This premium coil-near-plug ignition connector kit uses durable 8mm performance wires with ultra-low resistance to deliver maximum energy from the ignition coil to the spark plug. The result is improved engine performance, more consistent combustion, and dependable ignition operation in demanding conditions.

Granatelli Performance Spark Plug Wires Performance Features

• Designed for GM 8.1L Vortec V8 engines in Chevrolet and GMC trucks and SUVs.
• 8mm high-performance ignition wires provide improved spark delivery.
• 0-ohm resistance conductor design maximizes electrical energy transfer.
• High-temperature silicone boots withstand extreme heat and harsh engine environments.
• RFI / EMI suppression technology prevents interference with vehicle electronics.
• Durable OEM-style connectors provide a secure and reliable ignition connection.
• Red performance wires add a custom performance appearance under the hood.

Why Upgrade Your Ignition Connectors?

Over time, factory ignition connectors and wiring can deteriorate from heat, vibration, and electrical resistance. Replacing worn wiring with the Granatelli high-performance coil-near-plug connector kit helps restore proper spark delivery and engine performance. The advanced design ensures reliable ignition operation for both daily drivers and performance applications.

Vehicle Fitment

Compatible with vehicles equipped with the GM 8.1L Vortec V8 engine, including:

• Chevrolet Silverado 2500 HD / 3500 (2001-2007)
• Chevrolet Suburban 2500
• GMC Sierra 2500 HD / 3500
• GMC Yukon XL 2500
• Chevrolet Express / GMC Savana 3500
• Other GM heavy-duty trucks with the 8.1L Vortec engine

This coil-near-plug ignition connector kit is engineered for direct installation and is ideal for ignition system repair, maintenance, or performance upgrades.