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SKU: MMCP-R90-3540BK | UPC: 840197705896
Mishimoto Silicone Reducer Coupler 90 Degree 3.5in to 4in - Black
Upgrade your custom turbo intake or intercooler setup with this Mishimoto 90-degree silicone reducer coupler in black transitioning from 3.5 inches to 4 inches. Designed for universal fitment in performance vehicles it handles extreme engine bay conditions for reliable airflow and coolant routing. Built to endure high boost pressures and temperatures up to 330°F continuous this coupler ensures long-lasting performance in demanding applications.
Key Features
- 4-Ply Silicone Construction: Layers of silicone reinforced with heat-resistant embedded fibers provide strength against bursts and cracking under boost up to 100 PSI
- 90-Degree Elbow Design: Precise bend radius allows tight routing around engine components without kinking or flow restriction
- Reducer Sizing 3.5in to 4in: Seamless transition fits common turbo inlet and outlet pipes for smooth airflow in intake and intercooler systems
- Black Silicone Finish: Matches factory and aftermarket black piping for a clean professional look under the hood
- Mishimoto Lifetime Warranty: Covers defects in materials and craftsmanship for peace of mind in racing or daily driving
Product Notes
- Use with stainless steel worm-gear hose clamps rated for high boost not included
- Inspect regularly for wear in high-heat environments and replace as needed
- Packaged in protective poly bag inside cardboard box for damage-free delivery
Installation Notes
- Professional installation recommended.
- Clean mating surfaces and apply silicone spray for easier installation
- Compatible with T-bolt clamps sizes 3.5in to 4.5in for secure clamping
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | All | Custom Turbo/Intake Builds | Air/Coolant Systems |
Why Choose Mishimoto?
- Proven in motorsports and street cars worldwide
- Engineered with direct OEM and aftermarket pipe measurements
- Molded in-house for consistent wall thickness and fit
Frequently Asked Questions
-
Q: Does this coupler fit standard turbo intake kits?
A: Yes it works with most aftermarket kits using 3.5in to 4in piping such as intercooler hoses and charge pipes on turbocharged vehicles -
Q: What is the material and temperature rating?
A: Made from 4-ply silicone with fiber reinforcement rated for continuous use up to 330°F and bursts over 350°F -
Q: What warranty applies and how to claim?
A: Lifetime Warranty against defects register online at Mishimoto.com and contact support with proof of purchase
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock - ships same or next business day
- Packaging: 6in x 6in x 2in cardboard box
- Weight: 0.20 lbs
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Looks pretty nice
Looks pretty nice, pricing was good and the reinforcement is a big plus.
Randy H.
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I emailed customer service to inquire about when it would be shipped
I emailed customer service to inquire about when it would be shipped. They checked and emailed me with the answer. Customer service is A1
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Installation was easy
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