Features

Header Inlet/Outlet Size (IN):1.83" / 2.84"

2 x 4-1 manifolds connecting into a 3" Y-pipe

TIG welded CNC machined flange

Increase high flow air, instantly gain 10 to 15 Hp. / Tq.

Surface Material: Baking Paint

Bolt-on installation

Fitment:

For 1999-2006 Chevy GMT800 Silverado/Avalanche 1500 (2WD) 4.8L, 5.3L, 6.0L