What is the main benefit of using FAST XR Series Ignition Coils?

The primary benefit is increased spark energy, offering 15% to 20% more than stock coils. This leads to a more complete combustion, which is beneficial for performance in street or racing applications.

Are these ignition coils compatible with my stock engine management system?

Yes, these XR Series coils are designed to integrate with your existing GM Gen V LT engine management system. They do not affect emissions and can be installed without any additional modifications.

What is the warranty on these FAST ignition coils?

FAST offers a limited warranty on their XR Series Ignition Coils. Please refer to the manufacturer's warranty documentation for specific terms and conditions.

FAST XR Ignition Coils Set 8 for GM Gen V LT 5.3/6.2L 30388-

Name: FAST XR Ignition Coil Set for GM GEN V 5.3/6.2L LT - Set of 8
Brand: FAST
Price: 559.21 USD
Availability: InStock

FAST XR Ignition Coil Set for GM GEN V 5.3/6.2L LT - Set of 8

$559.21

Only 1 left in stock

FAST XR Ignition Coil Set for GM GEN V 5.3/6.2L LT - Set of 8. Offers 15-20% more spark energy for improved ignition output.

Key Features

Fits 2014-2018 GM 5.3/6.2L GEN V L83/L86 SUV/Truck Engines.
Provides 15% - 20% more spark energy than stock coils.
Constructed with ultra-pure copper alloy windings for high voltage output.
Tested to perform in harsh street and race engine environments.
Proven to handle over 8,000 RPM and nearly 1,500 HP.
Legal in all 50 states as they do not affect emissions.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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Will this fit your vehicle?

Product Details

If you're looking to get the most out of your GM Gen V LT engine, especially if you're pushing its limits on the street or track, upgrading your ignition coils is a smart move. This set of eight FAST XR Series Ignition Coils is built to handle the demands of high-performance engines like the 5.3L and 6.2L found in many Chevrolet and GMC trucks, SUVs, and performance cars.

These coils are constructed with ultra-pure copper alloy windings, allowing them to produce firing performance approaching 50,000 peak volts. They've been tested and proven in harsh street and race environments, handling speeds over 8,000 RPM and nearly 1,500 horsepower. You can expect about 15% to 20% more spark energy compared to stock coils, which is crucial for a complete and powerful burn, especially in modified or high-output applications. Since they don't affect emissions, they are legal in all 50 states and install without needing any other modifications to your engine.

This set is designed to fit a wide range of GM vehicles equipped with the Gen V 5.3L and 6.2L LT engines, including popular models like the Chevrolet Silverado 1500, GMC Sierra 1500, Chevrolet Tahoe, GMC Yukon, Chevrolet Corvette, and Chevrolet Camaro. Installing these coils is a straightforward way to ensure your engine is getting a strong, consistent spark, which can lead to improved throttle response and overall performance.