Mishimoto makes a bigger radiator but they have been known to have some issues with their quality, kind of hit and miss though.
There are these:
https://www.quadratec.com/products/51210_2201_07.htm
https://www.quadratec.com/products/51210_6224_07.htm?gclid=Cj0KCQjw_o7NBRDgARIsAKvAgt1Rdh-z5CfsWKuJhYcyeDjQx7Ppe_3tSmTSZ9VGDXiDo-K7o3CHcSIaAqi_EALw_wcB
There are these:
https://www.quadratec.com/products/51210_2201_07.htm
https://www.quadratec.com/products/51210_6224_07.htm?gclid=Cj0KCQjw_o7NBRDgARIsAKvAgt1Rdh-z5CfsWKuJhYcyeDjQx7Ppe_3tSmTSZ9VGDXiDo-K7o3CHcSIaAqi_EALw_wcB