Mishimoto 3.5 to 4 Inch Silicone Transition Coupler - Black night stick helping to maintain a quieter

helping to maintain a quieter and more comfortable ride

By carefully analyzing and understanding the air path to the engine and engine operation under a range of driving conditions

custom-fit design ensures precise coverage of your vehicle's footwell

allowing you to quickly enhance your vehicle’s cargo protection without hassle

Mishimoto 3.5 to 4 Inch Silicone Transition Coupler - Black night stick helping to maintain a quieterMishimoto has developed a silicone transition coupler that measures 3. 5in to 4in. Available in black, blue, and red. 100 percent silicone construction High heat and pressure tolerances Heat resistant embedded fibers The Mishimoto 3. 5 to 4 Inch Silicone Transition Coupler is designed to provide a reliable connection between different diameter pipes in your automotive air intake or intercooler system. Crafted from 100 percent silicone, this coupler