GMC Sierra 1500 Spark Plug Wires and Caps
This page brings together spark plug wires and caps for the GMC Sierra 1500, covering model years 1999–2021. The range includes OE replacement and performance options across single and multi-piece configurations. Pick your GMC Sierra 1500's year above to narrow the list to spark plug wires and caps with confirmed fitment. Every part shown is checked against our vehicle data.
NGK 5019 LTR5GP G-Power Platinum Spark Plug 14mm Thread 25mm Reach
NGK 4344 Iridium IX Spark Plug LTR5IX-11 14mm Tapered Seat Resistor
Bosch 7982 HR9LCX Super Plus Spark Plug with Yttrium-Enhanced Copper Core
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What's here for your GMC Sierra 1500
- Spark plug wires
- Distributor caps
- OE replacement ignition components
- Performance spark plug wire sets
- Single and multi-wire configurations
The widest selection of spark plug wires and caps for the GMC Sierra 1500 comes from NGK Spark Plugs, Autolite, Bosch, and DENSO, each offering a broad range of fitment-specific components for 1999–2021 model years. Other categories GMC Sierra 1500 owners shop for: GMC Sierra 1500 Shocks and Struts, GMC Sierra 1500 Springs and Suspension Parts and GMC Sierra 1500 Exterior Lights, or browse all GMC Sierra 1500 parts and accessories.