Lelecar Fuel Filter Head Primer Seal Rebuild Kit and Air Bleeder Screw for 2001-2013 GM Duramax Fuel Filter Housing -Aluminum Screw(Blue);

Replace your easily broken plastic stock screw with our top of the line plug and save lots of money to re-buy replacement,replace just the failed seal

Compatible with these cars' fuel filters below:
Buick 2001-2013
Cadillac 2001-2013
Chevrolet 2001-2013
GMC 2001-2013
Hummer 2001-2013
Saturn 2001-2013
Pontiac 2001-2013

There're many vedios about how to install this product on Youtube.