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Every order ships free with tracking. Dispatch is usually within 1–2 working days and delivery within 3–8 working days.
Email us your order number within 30 days of delivery and we send the return steps the same working day. Refunds within 5 working days of receipt.
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Cable Master 10.2MM spark plug wire set is a complete 8-piece high-performance replacement for select GM V8 engines, built with a spiral nickel conductor, aramid-style core and heat-resistant silicone jacket for reliable ignition delivery.
This red 10.2mm 8-wire kit is engineered to match the demands of modern GM small- and big-block gasoline V8s used in Silverado, Sierra, Tahoe, Suburban, Yukon, Escalade, Corvette, Camaro and selected Express/Savana vans. The assembly combines a spiral-wound nickel conductor and moisture- and heat-resistant silicone with fiberglass reinforcement to minimize electrical loss, withstand engine bay heat and maintain flexible routing during installation.
This set covers many GM 5.3L, 6.0L, 6.2L and 6.6L gasoline V8 applications across truck, SUV, van and performance lines. Coverage includes common engine codes such as L83, L8B, L82, L84, L86, L87, L96, L8T, LT1, LT4 and LT5, but final fit depends on model year, fuel type and VIN specifics.
The spiral-wound nickel conductor carries spark energy with low resistance while the aramid-style core and fiberglass reinforcement control stretch and protect internal components. A heat-resistant silicone jacket keeps the wiring flexible in high temperatures and helps shield against oil, fuels and road contaminants.
Replacing old, cracked or high-resistance wires can restore consistent spark delivery and improve ignition stability under load, especially in V8 engines that demand higher voltage. The red silicone jacket also offers a visual upgrade under the hood and simplifies routing during service.
The set references original and interchange numbers used by OEM and aftermarket suppliers, making it a direct replacement option for many factory setups. Cable Master backs the product with a 3-year replacement warranty to cover manufacturing defects under normal use.
Who this is for: Mechanics, DIY owners and performance enthusiasts running compatible GM V8 engines who want a robust, visually distinct replacement wiring set. Choose this 8-piece Cable Master kit if you need durable, heat-resistant ignition leads that match factory routing and support reliable spark delivery across many Chevrolet, GMC and Cadillac applications.
Q: Will these wires fit my 2018 Chevrolet Silverado 5.3L?
A: If your Silverado uses a compatible 5.3L V8 engine code (common in 2014–2022 models), this 8-piece set likely fits; verify with your VIN or engine code first.
Q: Do these wires reduce ignition interference?
A: Yes — the spiral nickel conductor and silicone jacket help lower electrical loss and reduce radio or sensor interference compared to degraded stock wires.
Delivery: free tracked delivery to every UK postcode on every order. Most orders are dispatched within 1–2 working days and arrive within 3–8 working days; you receive a tracking link by email as soon as it ships.
Returns: 30 days from delivery to return any unused item in its original packaging. Email us with your order number and we send the return instructions the same working day. Refunds go back to your original payment method within 5 working days of the item arriving with us.
Faulty or wrong item? Tell us within 30 days and we replace or refund it, including the return postage.
Seasonal UK driving advice and a heads-up when new stock lands. No spam, unsubscribe any time.
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