Grams 3.15" to 3.00" Reducer Coupler allows '06-'11 Civic Si, Subaru BRZ, Scion FRS, and Toyota FT86 Cold Air Intake system owners to install the Grams Performance & Design DBW Throttle Body without struggling to stretch the original coupler over the larger throttle body.

This Part Fits:

Year	Make	Model	Submodel
2006-2014	Acura	TSX	Base
2012-2014	Acura	TSX	Special Edition
2008	Honda	Civic	MUGEN Si
2006-2015	Honda	Civic	Si
2006-2009	Honda	S2000	Base
2008-2009	Honda	S2000	CR
2013-2016	Scion	FR-S	Base
2013-2020	Subaru	BRZ	Limited
2013-2019	Subaru	BRZ	Premium
2015	Subaru	BRZ	Series.Blue
2016	Subaru	BRZ	Series.HyperBlue
2018,2020	Subaru	BRZ	TS
2017-2020	Toyota	86	Base
2018-2020	Toyota	86	GT
2017	Toyota	86	Special Edition
2019	Toyota	86	TRD Special Edition