Cognito 110-90771 Torsion Bar Keys 20-25 GM 6.6L Duramax L5P SD-6.0CF03-01-20 Beginning in 2013

Beginning in 2013

2010-2018 POWER LEVELS: Stock Transmission

BD's larger diameter 304 stainless steel mandrel bent up-pipes with internally shielded expansion bellows

The durable anodized filter adapter simply threads on to the OEM Filter Head and allows you run the more efficient and less expensive CAT Filter on your truck

Cognito 110-90771 Torsion Bar Keys 20-25 GM 6.6L Duramax L5P SD-6.0CF03-01-20 Beginning in 2013Cognito Torsion Bar Keys levels the front with the rear of the truck. Their forged construction makes them practically indestructible and they bolt in for easy installation. Torsion bar keys are used to set the ride height of the front of the truck and are commonly used in leveling kits, and it is important to set the height appropriately as to leave ample suspension droop travel to maintain a good ride quality. There are several different torsion bar