The Wilwood Flexline brake hose kit for 2005–2006 Pontiac GTO with SL4 or SL6 front calipers is a vehicle-specific brake line replacement that supplies flexible hydraulic connection to the front calipers. Offered as a matched kit for those model years and caliper types, it provides the correct routing and fittings for installers replacing or refreshing front brake hoses on those GTOs.
Wilwood Flexline Kit 2005-06 Pontiac GTO w/ SL4 or SL6 Front Caliper