Duramax CAT 1R-1807 Oil Filter Adapter
Simply remove the existing nipple from your 2001-2016 Duramax’s oil filter housing and replace it with this one. Now you can use a CAT 1R-1807 or equivalent oil filter in place of your stock filter. When going to a larger … Read More
Replacement Ultra-High Efficiency Fuel Filter 306-9199
Replacement Caterpillar Ultra-High Efficiency fuel filter (7/8-14 Thread Pitch) used on Volkswagen TDI and Duramax Billet OEM Filter Adapter.