Edge Products 98654 EAS Shift-On-The-Fly Accessory CORE-100 5" aftermarket suspension lift kit

5" aftermarket suspension lift kit using OEM shock pivots

ATS billet flex plate

Spark Advance

Great for use with remote starters

Electronic Fuel Regulator 1998

Edge Products 98654 EAS Shift-On-The-Fly Accessory CORE-100 5" aftermarket suspension lift kitThe Edge Products 98654 EAS Shift On The Fly Accessory gives you the ability to easily change custom tunes from the Insight CS2, CTS2, or CTS3 monitor in your 2004. 5 2010 GM Silverado Sierra 6. 6L Duramax. Forget having to drill a hole in your dash for a manual switch. Tunes can be conveniently changed right from the screen of your Insight. Many tuning companies utilize a voltage signal to prompt a custom tune level change. Edge has designed this