4-1 Race Header

Key Features:


-Every system is dyno-tested for maximum performance

-CAD-rendered, race-inspired 4-into-1 design emphasizes top-end power for extreme racing applications

-100% 304 Stainless steel construction including the flanges (polished or brushed), or mild steel with ceramic coating

-CNC mandrel bends with robotically-welded fittings deliver perfect fit

-CNC-machined and threaded flanges and O-ring seals eliminate leaks

-Equal length primary piping ensures optimum tuning of systems for more power across rpm range

-Unique merge collector ensures smooth exhaust gas flow and increases ground clearance

-All systems except RACE ONLY systems are C.A.R.B. exempt or pending C.A.R.B. exemption

-Includes comprehensive instructions and all necessary hardware