Genuine GM M8x1.25x166 Air Conditioning Compressor Bolt 11570516
$5.28
4.3L, m8x166. 4.3, 5.3, 6.2L. 6.6L gas. Without eassist with r-134a. 5.3L, without eassist 6.2L. M10x166. Without eassist with r-1234yf. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors.