Superlift 07-18 Chevy Silv/GMC Sierra 4WD w/ Alum/Steel Control Arms - 8in Knuckle Kit Component Box Engine Components>EGR Coolers plug-and-play design and error-free functionality

plug-and-play design and error-free functionality

Replaces OE 55037537AA

With an impressive 15hp gain over stock

Toyo Proxes TQ Tire - P315/35R17

Superlift 07-18 Chevy Silv/GMC Sierra 4WD w/ Alum/Steel Control Arms - 8in Knuckle Kit Component Box Engine Components>EGR Coolers plug-and-play design and error-free functionalityEstablished in 1975, Superlift remains a pioneer in the industry, and is one of the few suspension companies operated by true truck and off road enthusiasts. We are passionate about trucks, wheeling and an outdoor lifestyle that go hand in hand. We can talk the talk because we walk the walk. This question. ''What's best for the customer?'' is always at the top of our list in everything we do, from product planning and design to customer service. This