OptiTorque Harmonic Balancer Bolt - GM Duramax WEA441012-1-2IM If you desire a modest

If you desire a modest brake improvement for normal speeds on any SUV or Light Truck this Kit will be your best choice

this is just the beginning of what we have to offer

26926 and 26526 valve springs in

Pressurized

Installation takes approximately 1-2 hours and does not require drilling or welding

OptiTorque Harmonic Balancer Bolt - GM Duramax WEA441012-1-2IM If you desire a modestProduct Description: Harmonic Balancer Bolt 18 mm x 1. 50 Thread 2. 75 in Long 36 mm 12 point Head Steel Black Oxide GM Duramax Sold Individually OptiTorque produces premium quality fasteners for a wide range of automotive applications. From stock rebuilds to hard core racing builds, OptiTorque fasteners are USA made and designed, featuring premium materials and designed to meet or exceed OEM specs.