PerTronix Second Strike Ignition Box RG10003XL 2007-2010 Silverado & Sierra 2500/3500

2007-2010 Silverado & Sierra 2500/3500 (Excludes 2007 Classic & Flareside Models)Vehicle Applications: 2007-2013 Silverado & Sierra 1500

The best filter for your helmet air pumper

1985-1995 GMC K1500

This bad boy rings in at just 2" and that's pretty good when you figure that the grip alone is about an inch of cushion foam

Various GM Applications 2006-14

PerTronix Second Strike Ignition Box RG10003XL 2007-2010 Silverado & Sierra 2500/3500Second Strike is the only ignition system to provide a powerful second spark throughout the entire RPM range. Other multiple spark discharge systems typically drop off to one spark at about 3000 RPM. The "Second Strike" is a microcontroller based ignition supplement that works with most inductive type systems (points, GM HEI, Chrysler electronic ignition, Ford TFI and Duraspark, Ignitor and Ignitor II). Following the primary spark, the Second Strike