Source Category: Parts & Service > Intake & Exhaust > Air Induction Features - To Suit Ford Ranger PJ PK 06-11 - Smooth Form 5 Ply polyester reinforced silicone moulded to factory shape - 6mm wall thickness. - Red FMVQ Fluorosilicone lining providing greater resistance to oil mist and EGR by-products Stable operating temp from -50°C to +200°C. - 4:1 burst pressures at safe working loads.