Reinforced Clear PVC Breather Hose 1-1/2 inch I.D ( 3 Metre Length ) Fittings Aeroflow has the answer

Aeroflow has the answer

- Fan Flow: 1650 CFM

With the swivel banjo design this adapter will suit all models with an M16 x 1

Part Number : AF42-1101LS1

pfes105-250 Hose Tubing Air intake

Reinforced Clear PVC Breather Hose 1-1/2 inch I.D ( 3 Metre Length ) Fittings Aeroflow has the answerPart Number : AF315 038 3M Reinforced Clear PVC Breather Hose 1 1 2 inch I. D (38mm) 3 Metre Length Aeroflow's range of transparent PVC hoses are reinforced with a steel wire core to prevent kinking and collapsing. These hoses are great for Breather, Overflow lines where you want to see exactly what's going on inside. Available in 13mm (1 2"), 16mm (5 8"), 19mm (3 4"), 25mm (1"), 32mm (1 1 4"), 38mm (1 1 2") inside diameter sizes from 1m (3ft) to 15m