SPEED ENGINEERING TRUCK & SUV 2" LONGTUBE HEADERS (1999-2006)Speed Engineering headers are made out of 304 stainless steel and offer great quality, performance, and affordability. Our headers are mandrel bent, tig welded, and feature polished stainless steel construction. All of our headers have been dyno proven. We stand behind our headers in saying you will not find a better fitting, quality built, budget header for your vehicle. Features include: Mandrel Bent Tubing Race Version with "NO" Air & EGR Fittings

Jetting for 50

* All-welded

Good performance spark plug

Stainless braided nitrous and fuel lines

quality built

GM 4L60E Deep Oil Pan

Mounting Hardware Included:  No

Manufacturer's Part Number:SUM-C2520

Features include: * Holley EFI industry-leading

The TSP Gen 5 camshafts are custom designed for applications where the AFM lifters are being removed

Manufacturer's Part Number:  658340

Accepts Custom Tunes From CMR