Speed Engineering Silverado & Sierra longtube headers are made out of 304 stainless steel and offer great quality, performance, and affordability. Our Silverado & Sierra longtube headers are mandrel bent, tig welded, and feature natural stainless steel construction. All of our Silverado & Sierra longtube headers have been dyno proven. We stand behind our Silverado & Sierra longtube 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
- Full 1 7/8" Primaries
- 3" Collector
- Longtube Header Design
- Silverado / Sierra / SUV LS Headers
- Gains over 25+ rwhp
- V8 Engines Only
- 4.8L, 5.3L, 6.0L Engines
- CNC Machined Flanges
- Natural 304 Stainless Steel
- Standard Graphite Manifold Gaskets
Vehicle Applications:
- 1999-2006 Chevrolet SIlverado Truck & Tahoe SUV (2wd & 4wd)
- 1999-2006 GMC Sierra Truck & Yukon SUV (2wd & 4wd)
- 2002-2006 Cadillac EXT Truck (2wd & 4wd)
- 2002-2006 Cadillac Escalade SUV (2wd & 4wd)
- 2002-2006 Chevrolet Avalanche (2wd & 4wd)