Fuel Filter Bracket Mount Clamp Fits Bosch 044 Pump Billet Aluminum P1 Purple for GMC Envoy Made from weapon grade billet aluminum to stand the test of time. Can fit up to 62mm filter with rubber insert, and 70mm without the rubber insert. Ideal for fuel filter and pumps up to 2.5 inches in diameter. Part is anodized for a long lasting finish. Clamp is 127mm total length.