(2) Hooker Headers Truck Force Headers, w/ 5.7L Engine, Chevy/GMC 1500, 2500, 3500 Trucks, Blazer, Jimmy, Yukon, Suburban, 1-Ton Crew Cab, Tahoe 2-Door 2

This header comes with accommodations for E.G.R., oxygen sensor and air pump (smog tree welded to header).
This is a replacement "SHORTY" style header that bolts directly to the factory headpipes and accommodates air injection.
With air.

These headers are designed to be a high performance alternative to stock OE manifolds. They accommodate all emission control devices. Tube sizes are 1-5/8" unless otherwise noted.