4-2-1 Header Two-Piece

Key Features:


Every system is dyno-tested for maximum performance

CAD-rendered, two-piece 4-2-1 design eases installation

CNC-machined O-Rings eliminate leaks

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 eliminate leaks

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

C.A.R.B. exempt or pending C.A.R.B. exemption

Includes comprehensive instructions and all necessary hardware