K-Tuned Throttle Body Velocity Coupler (Civic Si to 3.5") - KTD-TVC-6035 9.5" Width Each part is hand finished

Each part is hand finished so not all parts will be exactly the same**

Efficient temperature regulation for both stock and forced induction vehicles

our 3" Stainless Steel Dual Tip Cat-Back for the Ford Focus ST is a direct replacement cat-back exhaust that boasts full 304 stainless steel construction

An IGUS Polymer bearing and aluminum carrier which work in conjunction to eliminate slop in the factory shifter

increased compression

K-Tuned Throttle Body Velocity Coupler (Civic Si to 3.5") - KTD-TVC-6035 9.5" Width Each part is hand finishedThe K Tuned velocity coupler is made from reinforced 4 ply silicone. This unique part completely removes the step commonly found at the throttle body opening, which straightens and accelerates the intake airflow and in turn helps the engine breathe easier. Intake system design and overall airflow into an engine can be critical to making maximum power. The coupler has been engineered to improve an engines volumetric efficiency similar to the way a