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:
• Mandrel Bent Tubing
• Merge Spikes
• Available with either 1-3/4" or 1-7/8" Primaries
• 3" Collector
• 3.5" Y-Pipe Exit/w Optional 3" Reducer
• Optional Wideband Tuning Bung
• Gains over 25+ rwhp
• V8 Engines Only
• 4.8L, 5.3L, 6.0L, 6.2L Engines
• CNC Machined Flanges
• Polished Stainless Steel
• Upgraded Multi-Layer Steel Gaskets & Bolts Included
Applications & Fitment:
• 2007-2013 Silverado & Sierra (2wd/4wd)
• 2007-2014 Tahoe & Yukon (2wd/4wd)
• 2007-2014 Cadillac Truck & SUV (2wd/4wd)
• 2007-2014 Chevrolet Avalanche (2wd/4wd)
Notes:
• Y-Pipe will work on trucks & SUV's with 6 Speed Automatic transmissions
• Depending on factory exhaust type, some cutting/welding may be required
* Please note that the spark plug wire length is dependent on the coil style*