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Description
xOverview
Equip your GM V8 lineup with the Myreko Tune Up Kit, pairing 8 high-performance spark plug wires (9748HH) with 8 double-platinum spark plugs (41-962). Designed for broad compatibility across popular Chevy and GMC models, this kit aims to support smoother starts, steadier idle, and consistent power delivery in everyday driving and demanding work tasks.
Instead of a simple swap, think of this kit as a coordinated upgrade: components engineered to work together, with attention to heat, fit, and ease of installation. The result can be a cleaner ignition sequence and more reliable response when you press the accelerator after a stop or during a climb in hilly terrain.
What’s Included and Key Features
- 8 Myreko spark plug wires with precise factory connectors for quick, confident installation
- 8 Myreko double-platinum spark plugs (41-962) designed for durable firing under demanding engine conditions
- Part numbers covering a broad GM engine range, making it easier to verify compatibility
- Multi-layer, high-temp insulation built to withstand extreme engine heat and maintain peak performance
- Wires with correct lengths to prevent stretching or cramming, supporting tidy engine bays
Vehicle Fitment Highlights
- Chevy: Silverado (1999–2006 4.8L/5.3L; 2003–2006 6.0L), Silverado 1500 Classic (2007), Suburban 1500/2500, Tahoe (2000–2006)
- GMC: Sierra 1500/2500/3500, Yukon (2000–2014), Sierra Classic variants, and related models
- Cadillac/Crossover: Escalade/Escalade EXT (2002–2006) and CTS (2009–2015) for broader applicability
Why It Can Help in Real Life
Owners often notice steadier starts and a more controlled idle after installing matched wires and plugs. The high-temp insulation and engineered wire lengths are designed to prevent common issues like misfires or coil overload, while factory-style connectors aim to reduce installation guesswork. While results vary by vehicle and driving conditions, this kit presents a cohesive upgrade path for a broad GM lineup.
Tips for Best Results
- Follow the vehicle’s service procedures for spark plug changes and ignition system inspection
- Inspect ignition coils and connectors during installation for optimal performance
- Handle plugs and wires with care to preserve seal integrity and prevent contamination
FAQ
Q: Which vehicles are compatible with this Myreko tune-up kit?
A: Compatible with 1999-2012 Chevy Silverado, Tahoe, Suburban, GMC Sierra, Yukon, and Escalade models listed in the fitment details.
Q: What’s in the kit and is installation straightforward?
A: Includes 8 spark plug wires and 8 double-platinum plugs; factory connectors snap in, with correct wire lengths for a smooth install.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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