Part numbers listed below indicate interchangeable parts. These parts share the same size, parameter, function and compatibility. However, please note that items from different brands may have minor variations.
501029, 501 029, 501-029, 50-1029 - PIONEER AUTOMOTIVE INDUSTRIES, PIONEER
SPICRP28A - KEYSTONE AUTO INDUSTRIES
103281, 103 281, 10-3281, 10328/1 - ATP