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Ready Rad Heater Core 1997-1999 Acura CL

HEATER CORE -- High Quality OE Replacement Heater Core, Dimensions Of 7-7/8 x 6-5/8" x 2", Inlet Size Of 5/8", Outlet Size Of 5/8

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Vista-Pro Automotive Heater Core 2001-2003 Acura CL

Fits: Some aftermarket heater cores require that the inlet and outlet hose blocks from the old core be removed and reinstalled on the replacement heater core. The o-rings between the hose blocks and the heater core are not included with the aftermarket heater core; order 2 of heater core o-ring #92232-71L00 separately for this purpose if needed..