Mishimoto Silicone Reducer Coupler 90 Degree 3.5in to 4in - Black
Mishimoto Silicone Reducer Coupler 90 Degree 3.5in to 4in - Black
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Mishimoto Silicone Reducer Coupler 90 Degree 3.5in to 4in - Black
The expansive line of silicone couplers from Mishimoto continues to expand! We now offer a broad range of 90-degree transition couplers applicable for use in both coolant and air passage systems.
Finding the ideal coupler for your project can be challenging, but we make it easy with a massive selection of various bends, sizes, and colors to achieve your goals.
Key Features:
- Four layers of silicone for maximum durability
- Heat-resistant embedded fibers
- Rated for temperatures up to 330°F
- Can withstand substantial boost pressures
- Available in various sizes and bends
Compliance and Regulations:
- Air Freight Prohibited: false
- Not Carb Approved: false
- Carb Acknowledgement Required: false
- Ltl Freight Required: false
- Prop 65: Unknown
- Epa: N/A
As with all our products, they include our signature Mishimoto Lifetime Warranty.
Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

