Granatelli Pro-Series Extreme Coil Pack - 28-0513-1R

Granatelli Pro-Series Extreme Coil Pack - 28-0513-1R

Looking to boost your GM LS engine’s performance with a simple, reliable upgrade? The Granatelli Motorsports Pro Series Extreme Coil Pack is engineered to deliver superior spark energy, improved drivability, and measurable horsepower gains—all in a direct-fit, plug-and-play package.

Key Features:

• Broad Compatibility: Designed for 2005–2013 GM cars and trucks equipped with LS2, LS3, LS7, LS9, LSA, L92, L99, and L76 engines.


• Plug-and-Play Installation: Direct OEM replacement that installs easily without modifications or voiding your factory warranty.


• High-Output Ignition Performance: Rated at 80,000 volts—nearly double the output of typical stock coils—ensuring stronger, more consistent spark delivery.


• Power & Efficiency Gains: Expect up to 12 horsepower gains on stock vehicles, with average gains of 6–8 hp. Heavily modified or boosted setups may see increases up to 18 hp.


• Enhanced Driveability: Improves combustion efficiency, throttle response, fuel economy, and idle stability—ideal for both street and performance applications.

When you're ready to unlock real performance from your LS-powered vehicle, Granatelli’s Pro Series Extreme Coil Packs deliver. With industry-leading voltage, proven dyno results, and seamless installation, they provide the spark power and reliability serious drivers demand. Don’t leave horsepower on the table—upgrade today and experience the difference every time you turn the key.

Key Features & Benefits

• Application-focused Granatelli Motor Sports design
• Built for dependable performance and service
• Designed for enthusiasts, professional installers, and performance builds

Fitment & Installation

Confirm the part number, vehicle or engine application, dimensions, and supporting components before installation. Modified vehicles may require additional clearance, fabrication, calibration, or related hardware depending on the combination.

Frequently Asked Questions

Why upgrade ignition components?
Performance ignition components are designed to support consistent spark delivery under demanding conditions.

Will this work on a modified vehicle?
Compatibility depends on the complete vehicle combination. Confirm the listed application and supporting components before installation.

Why Choose Granatelli Motor Sports?

Granatelli Motor Sports develops performance components for real-world street, street/strip, race, and custom applications, with an emphasis on practical performance, dependable construction, and integration into serious automotive builds.