Providing the perfect combination of value and quality, Flowtech Big Block Chevy Upright Headers start with heavy-duty, 16-gauge 409 stainless steel for strength and durability, while the mandrel-bent fabrication process ensures consistent tubing diameters for smooth flow, improved engine breathing, and enhanced cylinder scavenging. The 11551FLT features 2.25” tubes, a 4” collector, and a Natural finish.
Available March 2017!
Features
- Natural-finished, CNC-machined, mandrel-bent tubes.
- 16-gauge 409SS.
- 2-1/4” tubing diameter and extended 4” collector.
- 7/16” header flange for a leak-free seal.
- Welded-in collector merge spears control exhaust gas reentry.