H Series 4-1 Hood Exit Race Exit Header H22 F20B Honda Acura EG EK DC2 Civic H2B •Toyota Flank Billet Compressor Wheel

Flank Billet Compressor Wheel

• 18G on the 304 S/S

Oil inlet:  7/16-24UNF

Fitment: K-Series Engine Swap for Honda Civic EG / EK / DC

1 - Drain Plug

H Series 4-1 Hood Exit Race Exit Header H22 F20B Honda Acura EG EK DC2 Civic H2B •Toyota Flank Billet Compressor WheelH Series 4 1 Hood Exit Race Exit Header Honda Acura EG EK DC2 CRX Si H Series hood exit race header (4 1 Megaphone) features a true 4 1 Megaphone merge to create equal exhaust flow. A megaphone is added next, to release pressure and increase the speed of the exiting exhaust gases. A small reverse cone is placed at the very end to provide a tiny bit of wanted back pressure. This header delivers the best peak horsepower gains while utilizing a 2 piece