Mishimoto MMCP-2025GN 2.0"- 2.5" Transition Coupler, Green Length: 3.0 Thickness: 4mm ID: 2.0 OD: 2.5 ID: 2.3 OD: 2.8 100% silicone construction Heat-resistant embedded fibers High heat and pressure tolerances Mishimoto Lifetime Warranty