Karcepts is currently CLOSED until October 17th. Online ordering will be disabled until we reopen.



Karcepts K20A/A2/A3/Z1 Throttle Body To RBC/RRB/RBB/RRC/RSP Intake Manifold Adapter

Regular price

The Karcepts K20A/A2/A3/Z1 Throttle Body To RBC/RRB/RBB/RRC/RSP Intake Manifold Adapter allows the following throttle bodies:
2002-2004 Acura RSX Type S (K20A2)
2005-2006 Acura RSX Type S (K20Z1)
2002-2005 Honda Civic Si (K20A3)
2001-2006 JDM Honda Integra Type R (K20A)

2001-2005 JDM Honda Civic Type R (K20A)

To bolt to any of the below intake manifolds:
2002-2008 JDM Honda Accord Euro R (RBC)
2006-2011 Honda Civic Si (RRB)
2004-2008 Acura TSX (RBB)
2007-2011 JDM Honda Civic Type R (RRC)

2007-2011 EDM Honda Civic Type R (RSP)

This adapter can retain usage of the K-Series Idle Air Control Valve on any combination listed above.

Also available is a 70mm bore variant for use with bored out OE throttle bodies or aftermarket large bore K-Series cable actuated throttle bodies.

Mounting hardware is included for attaching the adapter to the intake manifold and the throttle body to the adapter. Two rubber plugs are additionally included to block any unused MAP sensor or EVAP Canister Purge Valve ports.

Use Honda Gasket Part #: 16176-RBC-004 between the intake manifold and the adapter.

Use Honda Gasket Part #: 16176-PRB-A01 between the adapter and the throttle body.

**DOES NOT FIT K20A3 THROTTLE BODIES FROM THE 2002-2006 ACURA RSX BASE MODEL. ONLY K20A3 THROTTLE BODIES FROM THE 2002-2005 HONDA CIVIC SI ARE COMPATIBLE.**