Fit Fuel Filler, Ineos Grenadier 1 Step 1 of 7 Red 12.7mm at 500mm Blue 50mm at 700mm 1/2 barbed joiner Standard reducer 2 Step 2 of 7Identify the supplied AdBlue extension pipes 3 Step 3 of 7 4 Step 4 of 7 5 Step 5 of 7 Connect the fuel breather 6 Step 6 of 7Fit the breather clamp 7 Step 7 of 7