Mishimoto MMCP-4090BK 4 Inch 90 Degree Silicone Coupler Black

The Mishimoto MMCP-4090BK is a high-performance 4-inch diameter 90-degree silicone coupler designed for connecting intercooler pipes, intake tubes, and other custom piping applications. This premium coupler provides a secure, leak-free connection while accommodating angular routing in tight engine bay spaces.

Key Features:

• 100% silicone construction for maximum flexibility and durability
• Heat-resistant embedded fibers provide reinforcement and prevent expansion under boost
• High heat tolerance withstands temperatures from -65°F to 350°F
• High pressure rating handles up to 150 PSI of boost pressure
• 90-degree angle perfect for tight routing and space-constrained installations
• 4-inch inner diameter fits standard 4-inch piping
• Professional black finish complements any engine bay
• Backed by Mishimoto Lifetime Warranty

Ideal for turbocharged and supercharged applications, this silicone coupler resists heat, pressure, and chemical exposure far better than conventional rubber hoses. The flexible silicone construction absorbs vibration and allows for slight misalignment during installation, while the reinforced layers maintain structural integrity under demanding conditions.