Our Honda S2000 4-2-1 Tubular Manifold replaces the restrictive standard cast iron manifold and improves exhaust gas flow thanks to its stainless steel, CAD-designed construction. You will also benefit improved throttle response and increased power output.
Constructed from T304 stainless steel
4-2-1 design (offers greater mid-range gains than a 4-1 design)
Improved throttle response and gas flow
Direct bolt-on on fitment to standard catalytic converter or aftermarket decat/sports cat