K-Tuned Silicone Replacement Radiator Hoses - 02-06 RSX / 02-05 Civic Si EP3 - RHK-0206-RSXK Tuned RSX EP3 Radiator Hoses are designed as a direct replacement for your worn out and cheap factory hoses. These upgraded hoses will fit perfectly with the OEM radiator and most RSX EP3 specific aftermarket units. K Tuned rad hoses are made from strong, heat resistant, high grade, 4 ply reinforced silicone. The inner layers of silicone are red and the outer layer is finished in black with white K Tuned logos at each end. Fitment: Acura RSX 02 06