2004 Chevrolet Silverado 1500 equipped with 6.0L V8 Gas OHV, 5.3L V8 Gas OHV, 5.3L V8 Flex OHV, 5.3L V8 Electric/Gas OHV, 4.8L V8 Gas OHV, 4.3L V6 Gas OHV
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w/ 9006 or 9006XS Bulb Low Beam
2004 Chevrolet Silverado 1500 equipped with 6.0L V8 Gas OHV, 5.3L V8 Gas OHV, 5.3L V8 Flex OHV, 5.3L V8 Electric/Gas OHV, 4.8L V8 Gas OHV, 4.3L V6 Gas OHV
w/ 9006 or 9006XS Bulb Low Beam