Sierra Silicone Single Hump Hose W/ Clamps - CouplerThe Sierra Silicone Single Hump Hose W/ Clamps - Coupler has a blue silicone cover with a smooth finish for easy clean up and fabric reinforced. The hose remains stable at elevated temperatures and provides angular and longitudinal vibration absorption in wet exhaust systems. Features: Shields couplers correct slight offsets in pipes; Resistant to exhaust fumes, ozone, mild chemicals, antifreeze, and saltwater; Temperature ranges from -20F to 350F; Meets SAEJ2006 Type R1 standards; Specifications 5" x 6": I.D.: 5'' or 127mm; Length: 6'' or 152mm; lbs: 2; Specifications 8" x 8": I.D.: 8'' or 203mm; Length: 8'' or 203mm; lbs: 3;