inlinePRO K20C1 M-series M11 Xtreme Duty (Main) Stud Set - K20C1 Intake Manifolds This 6" velocity stack is

This 6" velocity stack is designed to lower inlet restrictions and allow more air into your engine

6" vented rotors

in witnessed tests

ACT's Performance street discs are the most popular disc purchased

vibration and reflection

inlinePRO K20C1 M-series M11 Xtreme Duty (Main) Stud Set - K20C1 Intake Manifolds This 6" velocity stack isFITS: 10th Gen Honda Civic Type R 11th Gen Honda Civic Type R 10th Gen Honda Accord 5th Gen Acura Integra Type S 3rd Gen Acura RDX 2nd Gen Acura TLX Attention: These are not Headstuds, they are for the crank and built block The K20C1 Type R M series M11 Extreme Duty main studs are made from the highest quality American steel that have gone through rigorous testing and treatment. We use a true beam design all the way through the length of the stud