Ignition Coil Pack Set of 8 Compatible with Cadillac Chevy GMC 5.3L 6.0L V8 – Replaces 12570616 12611424

【Product Overview】
Restore your V8 engine’s lost power and smoothness with this High-Performance Ignition Coil Pack Set. Engineered to meet or exceed original equipment (OE) specifications, this set of 8 coils directly replaces GM Genuine parts and is designed to deliver a hot, consistent spark to your spark plugs.

Whether you are experiencing rough idling, misfires, or a noticeable drop in fuel efficiency, worn ignition coils are often the culprit. This kit provides a reliable, direct-fit solution for a wide range of GM trucks and SUVs.

【Features & Benefits】

· Direct OE Fitment: Precision-engineered to match the factory fit, form, and function of the original coils on your 5.3L or 6.0L LS-based engine.
· Restored Performance: Eliminates engine misfires and hesitation under load, restoring lost horsepower and throttle response.
· Improved Fuel Economy: A consistent, high-voltage spark (32,000 Volts) ensures complete combustion, maximizing your MPG.
· Durable Construction: Built with high-quality materials and epoxy to withstand extreme under-hood temperatures and vibrations.
· Complete Set: Includes all 8 ignition coils needed for a full tune-up.

【OEM & Interchange Part Numbers】
This product directly replaces the following part numbers. Use these to cross-reference if you are unsure.

· 12570616
· 12611424

· H6T55271ZC

· 1257319

· 8125706160
· UF413 / UF-413
· D510C
· 2IGC0303
· 673-7002

【Vehicle Fitment (Direct Fit)】

Please use the fitment checker above to confirm compatibility with your specific VIN. Fits a wide variety of GM vehicles with the following engines:

· Engine Compatibility: 5.3L V8, 6.0L V8, 6.2L V8

Specific Models Include (Not Limited To):

· Chevrolet: Silverado 1500/2500/3500 (2007-2014), Tahoe (2007-2014), Suburban (2007-2014), Avalanche (2007-2013), Impala (2006-2009), Corvette (2005-2011), Camaro (2010-2014).
· GMC: Sierra 1500/2500/3500 (2007-2013), Yukon (2007-2010), Savana (2008-2014), Canyon (2009-2012).
· Cadillac: Escalade (2008-2014), CTS (2006-2014), Escalade ESV/EXT (2008-2014).
· Other: Hummer H2/H3, Pontiac G8 & Grand Prix, Saab 9-7x.

【Installation Notes】
Installation is straightforward for the DIY mechanic. Basic hand tools are required. Always disconnect the battery before replacing ignition coils. For best results, consider replacing your spark plugs and wires (where applicable) at the same time.

FAQ

Q1: Will this fit my 2011 Chevy Silverado with the 5.3L engine?
A: Yes, the 5.3L V8 is the primary application for these coils. This set (Replaces 12570616) is a direct fit for the 2007-2014 Chevrolet Silverado 1500 with the 5.3L engine. Please double-check using the “Vehicle Fitment” checker above to ensure there are no variations in your specific sub-model.

Q2: What is the difference between this set and the OEM GM parts?
A: This set is an OEM-style replacement, meaning it is manufactured to the exact same specifications as the GM original parts (OE Numbers 12570616 & 12611424). The primary differences are the branding and cost—you get the same reliable performance for a fraction of the dealership price.

Q3: Why does my engine need new ignition coils?
A: Over time, ignition coils can degrade due to heat and vibration. Symptoms of failing coils include the Check Engine Light (P0300 misfire codes), rough idle, loss of power during acceleration, and reduced fuel economy.

Q4: Do I need to replace the spark plugs too?
A: While not required, it is highly recommended to replace your spark plugs when replacing ignition coils. Worn spark plugs place extra stress on the coils, and replacing everything at once ensures optimal performance and reliability.