Description
Product Overview
The Boltigen 3/8 ID transmission oil cooler hose is engineered to deliver dependable cooling performance for a wide range of automotive and industrial applications. Measuring 10 feet in length, this hose features an inner diameter of 3/8 inch (9.5 mm) and an outer diameter of 0.67 inch (16.5 mm), providing ample flow capacity while maintaining a compact profile. Constructed with a reinforced polyester braid encased in a durable CPE (chlorinated polyethylene) outer layer, the hose offers exceptional resistance to abrasion, oil, heat, and chemical exposure. It is rated for a working pressure of 300 PSI and a burst pressure of 1800 PSI, ensuring reliable operation even under extreme conditions. The product complies with SAE J1532 standards, guaranteeing that it meets industry‑approved specifications for transmission oil cooler hoses. Included with each hose is a high‑quality clamp for secure installation, and the hose is supplied in a sleek black finish that resists UV degradation and maintains its appearance over time.
![[Product front view showing all components]](https://www.melvra.store/wp-content/uploads/2026/07/f4b7cf2d1b0647ddb3fa1b1e77e614b6.jpg)
Usage
This transmission oil cooler hose is ideally suited for use in both passenger vehicles and heavy‑duty equipment. It excels in applications such as power steering systems, hydraulic circuits, and transmission cooling lines where consistent temperature regulation is critical. The hose performs reliably in environments ranging from -40 °F to +302 °F, making it a solid choice for off‑road vehicles, racing applications, and industrial machinery that operate under harsh temperature fluctuations. Installers will find the hose easy to work with thanks to its flexible yet robust construction, which allows for straightforward routing around tight engine bays and complex chassis layouts. The included clamp ensures a leak‑free connection between the oil cooler and the transmission, reducing downtime and maintenance costs. Whether you are performing a routine transmission service, upgrading a high‑performance drivetrain, or replacing a worn cooling line in a commercial piece of equipment, this hose provides the confidence of a professional‑grade component.
Why Choose Us
Choosing Boltigen means selecting a brand that prioritizes quality, durability, and customer satisfaction. Each hose undergoes rigorous testing to verify pressure ratings, temperature tolerance, and material integrity before it reaches the market. Our commitment to meeting SAE J1532 standards reflects a dedication to engineering excellence and safety, giving you peace of mind that the hose will perform as expected in demanding applications. In addition to the robust construction, Boltigen offers responsive technical support to assist with installation questions, compatibility concerns, and warranty claims. Our after‑sales service team is available to guide you through any challenges, ensuring that you receive the full benefit of the product’s design. With a proven track record of positive customer reviews and a best‑seller ranking in the automotive replacement transmission cooling lines category, Boltigen has earned the trust of mechanics, fleet managers, and DIY enthusiasts alike.
Key Features
- High‑pressure capability of 300 PSI with a 1800 PSI burst rating for maximum safety.
- Durable CPE outer layer and reinforced polyester braid resist abrasion, oil, and extreme temperatures.
- 10‑foot length provides ample reach for most transmission cooling system layouts.
- Meets SAE J1532 standards, ensuring compatibility with OEM specifications.
- Includes a secure clamp and backed by dedicated customer support for hassle‑free installation.
FAQ
What fluids can I use with this hose?
The hose is compatible with transmission fluid, hydraulic oil, lubricants, and gasoline‑based fluids. Its CPE construction resists chemical attack from most automotive and industrial fluids.
Can this hose be used in high‑temperature environments?
Yes. The hose is rated for continuous operation from -40 °F up to +302 °F, making it suitable for both cold‑climate and high‑heat applications such as performance racing or heavy‑duty equipment.
Is the hose compatible with SAE J1532‑specified connections?
Absolutely. The hose is manufactured to meet SAE J1532 specifications, ensuring that it fits standard transmission oil cooler fittings without the need for adapters.
How do I install the included clamp?
Place the clamp over the hose end, align it with the fitting, and tighten it using a screwdriver or a small wrench until it is snug. The clamp is designed to provide a leak‑free seal without damaging the hose material.
What warranty does Boltigen offer?
Boltigen provides a limited one‑year warranty covering defects in material and workmanship. If you encounter any issues within the warranty period, contact our support team for a replacement or refund.
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