2019-2025
2014-2018
2007-2013
1999-2006
Installation Time
(approx) 1 Hour
Difficulty Level:
Simple installation for anyone.
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Granatelli Motor Sports Pro Series Coil Packs (99-04 4.8L, 5.3L Sierra 1500)Find parts that fit my vehicle
Item S513366
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$721.12
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-10% $721.12 set Was $801.24
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Product Information
Features, Description, Q&A, Specs & Installation
Features
- Pro Series Coil Pack
- Coil-On Plug Style
- Rated at 80,000 Volts
- Improves Mileage and Throttle
- Adds Up to 35 Horsepower
- OBD-II Computer Safe
- Meets and Exceeds OEM Specifications
- Sold in Sets of 8
- Easy Installation
- Limited 90-Day Warranty
- Fits 1999-2004 4.8L and 5.3L Chevrolet Silverado 1500 Models
Description
Superb Power Improvement. Maximize the capability of your Chevrolet Silverado’s engine with the GMS Pro Series Coil Packs. These coil-on plugs increase the power to the spark plug by up to 400%. They enable you to gain up to 15 more horsepower when used on normally aspirated trucks, and almost 35 more HP for turbo and nitrous equipped trucks. To top these off, using these on your Silverado gets you a much-improved throttle response while also improving your gas mileage by up to 10%.
Built to Fit OEM Specs. These coil-on plugs are designed as OEM replacements and have a patented design that will work on your Silverado’s factory fuel injection system while guaranteeing a zero ohm resistance and no RFI/EMI interference. Each coil plug comes with a stainless steel connector cable with stainless steel snap lock plug connectors.
Installs in Minutes. Installing these coil-on plugs is pretty straightforward and can be done in minutes. Basic hand tools are required for installation. Each set contains 8 coil-on plugs.
Backed by a 90-Day Warranty. Granatelli Motor Sports (GMS) offers a limited warranty for these Pro Series Coil Packs. For a period of 90 days, these coil-on plugs are protected against defects on both material and workmanship. To read more about the terms and conditions, please refer to the manufacturer’s website.
Application. GMS Pro Series Coil Packs are compatible for use on all 1999-2004 Chevrolet Silverado 1500 models equipped with the 4.8L or 5.3L engine.
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Fitment:
- 1999 GMC Sierra 1500
- 2000 GMC Sierra 1500
- 2001 GMC Sierra 1500
- 2002 GMC Sierra 1500
- 2003 GMC Sierra 1500
- 2004 GMC Sierra 1500
Granatelli Motor Sports 28-1680CP
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation & What's in the Box
Installation Info
What's in the Box
- (8) Pro Series Coil-On Plugs
- Mounting Hardware
4.4
Reviews of Granatelli Motor Sports Ignition Products (49)
Reviews of Granatelli Motor Sports Ignition products have an average rating of 4.4 out of 5
Questions & Answers
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Will It Fit My Sierra 1500
- 4.8L V8 - 99, 00, 01, 02, 03, 04
- 5.3L V8 - 99, 00, 01, 02, 03, 04
