Mishimoto 4-Inch Straight Coupler - Blue

Mishimoto Straight Coupler — 4" Engineered performance. Durable design. This listing is for one Mishimoto 4 Inch Straight Coupler - Blue. The Mishimoto 4" Straight Coupler is built for enthusiasts who demand reliable airflow connections under pressure. Constructed from high-grade silicone with reinforced textile braiding, this coupler delivers superior flexibility and long-term resistance to heat, oil, and coolant. Size: 4-inch inner diameter — ideal for intercooler, intake, and turbo plumbing Material: Multi-layer silicone with high-tensile fibers for burst resistance Durability: Withstands extreme temperatures and resists cracking, swelling, and deterioration Fitment: Universal straight coupler for custom and factory applications — trim to fit as needed Finish: Available in multiple colors for visual customization and easy identification Trusted by tuners and track drivers, the Mishimoto 4" Straight Coupler provides a secure, leak-free connection that improves reliability and maintains peak system performance. Perfect for turbo builds, charge piping, and intake systems. Buy with confidence: Backed by Mishimoto’s reputation for quality and lifetime support, this coupler is an essential upgrade for any performance vehicle.