P2R Throttle Body Spacer, Honda K20Z3-RBC (RBC-Style Manifold / 06

Increase horsepower and torque with this 3/4 inch throttle body spacer. Our spacer comes equipped with a 1/8th inch NPT threaded port at the bottom that can be used as an extra vacuum port or nitrous. Includes extended bolts, plug, and is anodized for a brilliant show-quality look.

Throttle Body Adapter - Honda K-Series RBC Manifold - Blox Racing

Increase horsepower and torque with this 3/4 inch throttle body spacer. Tests on a 2006 Honda Civic Si produced a 4.5 horsepower gain at the wheels! *

Power Rev Racing 06-11 Civic Si Red Throttle Body Spacer w/ Gaskets

P2R Throttle Body Spacer Install - Civic Si

DescriptionSpacer includes 2 thermal gaskets, and stainless steel allen head bolts.Increase horsepower and torque with this 3/4 inch throttle body

06+ Civic Si Thermal Throttle Body Spacer

P2R Throttle Body Spacer Install - Civic Si

Skunk2s engineers went back to the drawing board when they set out to improve the already popular 06-11 Civic Si’s RBC intake manifold. Each of

Skunk2 Pro Series 06-10 Honda Civic Si (K20Z3) Intake Manifold (Race Only)

GENUINE HONDA RBC Intake Manifold 17100-RRB-A00 $377.73 - PicClick

FS: Dyno Proven Port Matched RBC Intake Manifold

Throttle Body Spacers

RRC Intake Manifold - AcuraZine - Acura Enthusiast Community

PKSABB New Intake Manifold+70MM throttle body+

Karcepts K20A/A2/A3/Z1 Throttle Body To RBC/RRB/RBB Intake