Brand New J37A4 Intake Manifold Honda Civic Si 8th Gen (2006 - 2011) increases the diameter of the

increases the diameter of the crossover pipe

Move the rear bar to a stiffer position and/or the front bar to a softer position

Our team has put together a system that uses the highest quality materials for years of trouble free operation

25 X 20mm Flange Bolt (HFB00002)

Elevate your track-ready Honda Civic Type R FK8 2

Brand New J37A4 Intake Manifold Honda Civic Si 8th Gen (2006 - 2011) increases the diameter of theFITS: J Series 9th Gen Honda Accord 2011 2013 Acura MDX Brand new J37 Intake manifold. This is the J37A4 intake manifold which uses the bigger throttle body such as the ZDX, 09 14 TL SH AWD, and 11 13 Acura MDX.