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- £143.75
- £143.75
- Unit price
- per
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Description
xUpgrade your 5.3L GM V8 ignition with Pynccid UF413 square coils
Designed for 2007–2011 GM trucks, this 8‑coil UF413 set replaces the original components in Silverado 1500, Avalanche, Tahoe, Suburban, Yukon, and Sierra models. Built to align with OE expectations, the coils support reliable starts and steady performance across typical driving conditions, while staying mindful of real‑world limits and expectations.
Compared with round designs, the square UF413 coils are engineered for exact fitment and compatible harness connections. Expect enhanced spark energy and smoother acceleration in daily driving scenarios, with benefits that may translate to more consistent cold starts and improved combustion stability under load.
Key benefits
- Higher spark energy and smoother acceleration from premium copper windings
- Durable polyester rubber encapsulation and corrosion-resistant terminals for long life
- Exact OE fit and plug‑and‑play installation for straightforward DIY setup
- Stable ignition across temperature changes, supporting consistent engine behavior
What you get
- 8 UF413 square ignition coils designed for 5.3L GM V8 engines
- One-year warranty for added peace of mind
- Clear reference to OE parts 12570616 and UF413 with a complete 8‑coil configuration
Installation tips
For best results, apply a light silicone spray during assembly to prevent rubber cracking and extend performance life. Keep connectors clean, verify the coil harness alignment, and follow standard safety practices when working under the hood.
Real-world use notes
In everyday driving, you may notice more consistent ignition behavior across climates and a smoother transition during acceleration. This set is designed as a direct OE replacement for compatible GM 5.3L V8 models, supporting reliable operation without promising guarantees.
FAQ
Q: Are these UF413 coils a direct OE replacement for 2007–2011 GM 5.3L trucks?
A: Yes. They are designed as direct OE replacements for part 12570616 and UF413 on applicable GM models.
Q: What installation tips help ensure a durable fit?
A: Plug-and-play design; lightly spray silicone during assembly to prevent rubber cracking and support long-lasting performance.
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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