Designed to meet or exceed OEM specifications. Made in the USA by B&B Manufacturing who are high quality manufactures in OEM replacement wires as well as ultra-high performance applications.

WARNING: If your vehicle is a full size GM Truck or SUV please confirm it has the 12558693 Style Ignition Coil. If it does not have this square coil type, this product will not fit your vehicle
GM 4.8L(294) 5.3L(323) 6.0L(364) 7.4L(454) engines with square coils.
Cadillac
Escalade, EST, EXV 5.3L 6.0L 2002 to 2006
Chevrolet
Avalanche 1500 Suburban Tahoe 4.8l 5.3L 6.0L 2000 to 2006
Silverado 4.8L 5.3L 6.0L 1999 to 2007
Trailblazer 6.0L 2009
GMC
Sierra 4.8L 5.3L 6.0L 1999 to 2007
Yukon 4.8L 5.3L 6.0L 2000 to 2006
B7 C6500 C7500 Topkick 7.4L 1999 to 2000
P3500 7.4l 1998 to 1999
Hummer H2 6.0L 2003 to 2007
Isuzu NPR-HD 6.0L