Regular exhaust manifolds simply can’t cut it when it comes to drag racing. To pass muster, one has to invest in a set of awesome headers, which is precisely what Dynatech has for you today. The new modified stainless steel 604 crate engine headers come packed with traits like fully TIG welded construction, laser cut flanges, a triple-step long tube design, and much more. See more details below.

Official Release/Features:

• BIG increase in power and torque compared to standard long tube headers
• High quality stainless steel for increased header life and exhaust velocity vs mild steel
• Fully TIG welded construction improves weld quality
• Triple-step long tube design optimized on “in-house” engine dyno
• 9″ long collector for IMCA Rules
• Laser cut flanges w/604 crate port design
• 3″ collector outlet diameter
• Gaskets and bolts included
• Accommodates raised & offset engine positions
• Half sets are available for crash replacements