AEM Two 4-1 Ceramic Headers with Catalytic Converters
AEM's original race-inspired design for enthusiasts who live in the upper RPM range.
Dyno tuned and tested against the competition for maximum performance
CAD-rendered, race-inspired 4-into-1 design emphasizes top-end power for road racing applications
50 state pending legality
Mild steel with ceramic coating
4-Into-1 header is designed for maximum top-end power and features lightweight CNC machined flanges, CNC mandrel bent tubes, and robotic TIG welded construction. AEM's true trapezoidal merge collector unites the precision-mitered primaries for a smooth transition, reduced turbulence, and increased ground clearance. The high-quality 1018 mild steel construction is ceramic coated for optimal heat insulation.
All hardware and installation instructions included.
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