Vibrant Exhaust Manifold Flange for K24 in 2012+Si Engine Pulley Cover If you are looking for

If you are looking for a full hot parts kit to bolt on they are available here:

8 hp/ 10 tq gains when combined with other Mishimoto Focus ST parts

All AEM Cold Air systems are either 50-state legal or pending (excluding "Off Road" and "Hybrid" systems)

EJ20/EJ25 Kits: Part Number 26180 Includes 16 Springs & 16 Titanium Retainers Part Number 22180-16 Includes 16 Springs Part Number 23180-16 Includes 16 Titanium Retainers EJ20/EJ25 Titanium Retainer Specs: Valve Stem Diameter: 6

Vibrant Exhaust Manifold Flange for K24 in 2012+Si Engine Pulley Cover If you are looking forVibrant Performance exhaust manifold head flanges for a Honda K24 Motor in a 2012+ Honda Civic Si. These are available in stainless steel or mild steel. Please check the table below for all sizing and specs. Purchase includes one flange. Vehicle Fitment: Honda K24 Motor in 2012+ Honda Civic Si Includes: (1) Flange Material: Thickness: Piping: Part Number: T304 Stainless Steel 3 8" Standard Wall Round Tube 14224 Mild Steel 1 2" Schedule 10 or Schedule