PRL Motorsports RBC Intake Manifold to Stock 2012-2015 Honda Civic Si Throttle Body Adapter 2011-honda-civic-si-esi5126239 This is especially important with

This is especially important with the air intake path directly over the downpipe

5T High Volume Intake system utilizes a 4" oiled cone filter and 1-piece High Volume MAF housing to allow maximum airflow while delivering proper fuel trims

Updated High Impedance core

Emissions:

Because the shifter is made from much stiffer materials than the stock shifter

PRL Motorsports RBC Intake Manifold to Stock 2012-2015 Honda Civic Si Throttle Body Adapter 2011-honda-civic-si-esi5126239 This is especially important withFits all 2012 2015 Civic Si Fits all variant models including 6MT, RHD, International Models, Etc. Overview Stock K24Z Throttle Body on RBC RRC Bolt Pattern Intake Manifold K24Z1, K24Z2, K24Z3, K24Z4, K24Z5, K24Z6, K24Z7 Technical Notes: It's no secret that Honda's RRC and RBC intake manifolds are some of the best flowing intake manifolds available from Honda for the K Series engine. RBC and RRC manifold swaps are a popular solution for engines