Honda Integra Type-R 4-1 B Series Tubular Exhaust Manifold
The B Series 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
4-1 design (offers greater top end gains than a 4-2-1 design)
2.5" bore with 2.5" collector
Improved throttle response and gas flow
Direct bolt-on on fitment to standard catalytic converter or aftermarket decat/sports cat
Fits Honda Integra Type-R B18 engines. Will also fit B16 engines.