
3.00" to 4.00" Silicone Reducer Hose with 90 Degree Bend - Black
3.00" to 4.00" Silicone Reducer Hose with 90 Degree Bend — Black
Silicone reducer hose that steps down from 3-inch to 4-inch diameter with a 90-degree elbow bend. Engineered for coolant, intake, and auxiliary fluid lines where diameter transition is needed. Built to handle pressure cycles and temperature swings without cracking or leaking.
Key Features
- 90-Degree Elbow Bend - Eliminates need to custom-shape hose or source multiple fittings.
- Silicone Construction - Flexes without kinking; resists coolant, oil, and UV degradation.
- Stepped Diameter - Transitions smoothly from 3-inch to 4-inch for mismatched port applications.
Specs
- Material: Silicone
- Configuration: 90-degree pre-bent reducer elbow
- Inlet diameter: 3.00"
- Outlet diameter: 4.00"
- Color: Black
Whats Included
- 1x Silicone Reducer Hose with 90-Degree Bend
Frequently Asked Questions
What hose clamps do I need for this?
You'll need one clamp for the 3-inch end and one for the 4-inch end. Spring clamps, worm drive, or band clamps all work — just match the clamp range to each diameter. Pick up whatever fits your budget and installation style.
Can I bend this hose further after I install it, or is the 90-degree bend fixed?
The 90-degree angle is pre-formed, but silicone is flexible enough to adjust slightly during test-fit if you need a gentle correction. Don't try to add sharp kinks beyond the existing bend — the hose works best when routed along its designed path.
Will this work with coolant, or is it for air intake only?
Silicone handles coolant, oil, and other fluids without degradation. It's suitable for cooling loops, fuel lines (where regulations allow), and intake ducting — choose your clamp type and routing based on the specific fluid and pressure in your system.
Ships within 1-2 business days.
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3.00" to 4.00" Silicone Reducer Hose with 90 Degree Bend - Black
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FAQs
Please read our FAQs page to find out more.
Are OEM products more expensive than aftermarket alternatives?
OEM products might have a higher upfront cost compared to aftermarket parts, but their superior quality and durability often make them a more cost-effective choice over time. Investing in OEM ensures you’re getting parts specifically designed for your vehicle, which can lead to better performance and longevity.
Can I purchase OEM parts online or do I need to visit a dealership?
You don’t need to visit a dealership to get OEM parts. You can conveniently purchase genuine OEM components from authorized distributors and reputable online retailers like Turbo Tech Performance. Our online store provides a wide selection of high-quality parts delivered straight to your door.
Are parts from brands like Mopar, ACDelco, and Motorcraft interchangeable between different vehicle brands?
No, parts from Mopar, ACDelco, and Motorcraft are typically designed for specific vehicle brands. It’s crucial to ensure compatibility with your vehicle’s make and model by checking part numbers and consulting with a knowledgeable expert.
Can I install OEM parts myself, or is it better to have a professional handle it?
While some OEM parts can be installed by DIY enthusiasts, the complexity of installation can vary. For the best results and to ensure proper fitment and performance, we recommend having a trained mechanic install the parts, especially if you’re unfamiliar with automotive repairs.
Do OEM parts come with a warranty?
Yes, many OEM auto parts come with a manufacturer’s warranty that covers defects or issues. Be sure to check the warranty details for each part at the time of purchase, and keep your receipt for any potential warranty claims.


