Mishimoto Silicone 45-Degree Coupler 3.75in 4-Layer Heat-Resistant

Mishimoto Silicone 45° Coupler — 3.75in, 4-Layer Heat-Resistant Durable performance for coolant and intake systems. The Mishimoto 45-degree silicone coupler (3.75-inch ID) features a robust 4-layer construction with heat-resistant embedded fibers, engineered to withstand harsh underhood conditions. Size: 3.75 in inner diameter, 45° bend for smooth transitions Construction: Four silicone layers reinforced with heat-resistant fibers for exceptional strength Temperature rating: Up to 330°F (165°C) Pressure handling: Built to tolerate substantial boost pressures in forced-induction systems Colors: Available in black, blue, and red to match your build Warranty: Backed by the Mishimoto Lifetime Warranty This coupler simplifies plumbing for intercooler piping, turbo inlets, charge pipes, and coolant lines where a reliable 45° transition is required. Its layered design resists swelling, tearing, and heat-related degradation, delivering long-lasting fit and performance. Why choose Mishimoto: Precision sizing, premium materials, and industry-leading warranty support make this coupler a dependable choice for street, track, and performance builds.