
3.75" Black/Red 3-Ply Silicone Hose - Straight
3.75" Black/Red 3-Ply Silicone Hose — Straight
High-temperature silicone hose designed for coolant, intercooler, and boost applications. The 3-ply construction handles sustained heat and pressure spikes without cracking or splitting. Black exterior with red inner core identifies it instantly on the engine bay.
Key Features
- 3-Ply silicone blend - Resists oil, coolant, and extreme temperatures without degradation
- Straight configuration - No bends; pairs with elbows and adapters for custom routing
- 3.75" diameter - Matched to medium-flow cooling and turbo applications
Specs
- Material: Silicone
- Configuration: Straight section
- Diameter: 3.75"
- Ply Count: 3-ply
- Color: Black exterior, red interior
What's Included
- 1x Silicone hose straight section
Frequently Asked Questions
What clamps work with this hose?
T-bolt or band clamps rated for 3.75" diameter. Stainless steel or zinc-plated clamps prevent corrosion. Tighten in a cross pattern to avoid pinching the silicone.
Does this hose come with end fittings or adapters?
Straight hose section only—no fittings included. You'll source elbows, barbed adapters, or threaded couplers separately to connect your coolant or boost lines.
Can I use this for both coolant and boost lines?
Yes. The 3-ply silicone handles coolant loop temperatures and intercooler boost pressure. Confirm your system's max pressure rating against the hose's burst tolerance before final installation.
Ships within 1-2 business days.
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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.


