Kooks Shorty headers for 2008–2009 Pontiac G8 GT/GXP with LS2/LS3 6.0L/6.2L engines are 1-7/8" primary, 3" collectors Super Street Series headers with catted OEM connection pipes. They connect to OEM-style cat-back exhaust and include the gaskets and bolt kit required for installation, with no additional parts needed. These shorty headers simplify fitment while retaining connection to factory exhaust.
Kooks 08-09 Pontiac G8 GT/GXP LS2/LS3 6.0L/6.2L 1 7/8in x 3in Shorty Header