EVIL ENERGY 1/2ft Transmission Oil Cooler Hose 10ft - Heat & Oil

In this review the EVIL ENERGY 1/2' Transmission Oil Cooler Hose is evaluated as a straightforward replacement line for transmission cooler setups; it is best for DIYers and mechanics who need an affordable, heat- and oil-resistant connection between cooler and transmission. The single biggest reason to buy is its practical combination of a 1/2' inner diameter, a 10ft length and a working pressure rated to 250psi, which covers most aftermarket cooler plumbing needs without overcomplication.

Key Features

• Size: The 1/2' ID and 0.79' OD with a 10ft length give ample run to route between cooler and transmission in most cars and light trucks.
• Material: Made from CPE, the hose resists heat and oil exposure to maintain flexibility and service life near transmission components.
• Pressure rating: With a 250psi working pressure and 1000psi burst rating, it offers a margin of safety for normal cooling system pressures and brief spikes.
• Temperature range: Rated from -40F to 257F, the hose will perform across cold starts and elevated underhood temperatures without obvious softening or hardening.
• Compatibility: Approved for transmission fluid, oil, hydraulic fluid and many lubricants, so it fits a range of fluid-line applications beyond just transmission coolers.
• Bend radius: The 112.5mm minimum bend radius helps prevent kinking when routing through tight engine bays.

Who It's For

The hose is aimed at vehicle owners, independent mechanics and hobbyists who need a cost-effective replacement line for transmission cooler plumbing or who build custom cooler loops for light trucks and cars. Its 10ft length and common 1/2' ID make it a versatile choice when routing is not straightforward or when an installer prefers to cut to length.

Those who should look elsewhere include users needing OEM-specific fittings or hoses rated for continuous extreme duty beyond the specified 250psi working pressure, or anyone requiring a softer, more flexible compound where tight repeated bends are frequent; some customers reported variability in feel and measured size, so critical-fit OEM replacements may be better sourced elsewhere.

Pros & Cons

Pros

• Good value: delivers usable length and pressure rating for the price and many customers found it a practical replacement option.
• Durable construction: CPE material stands up to heat and oil exposure typical near transmission components.
• Versatile compatibility: works with transmission fluid, oil, hydraulic fluid and other lubricants for multiple uses.

Cons

• Mixed reports on durability and exact sizing mean fit and feel can vary; a few users described it as brittle or not matching their expectations.

Specifications

Inner Diameter	1/2 in (12.5mm)
Outer Diameter	0.79 in (20mm)
Length	10 ft
Material	CPE
Working Pressure	250 psi
Burst Pressure	1000 psi
Temperature Range	-40F to 257F

Our Verdict

The EVIL ENERGY 1/2' Transmission Oil Cooler Hose is a practical, budget-friendly choice for most transmission cooler plumbing jobs where a 1/2' ID and up to 250psi working pressure are acceptable. It offers good chemical compatibility and temperature resistance, making it a solid value for DIYers and independent shops, though buyers seeking OEM-perfect fit or maximum flexibility should verify size and condition on receipt.

Frequently Asked Questions

Can this hose handle transmission fluid long term?
Yes, it is compatible with transmission fluid and formulated from CPE to resist oil exposure across the stated temperature range.

Is the 10ft length a single continuous piece?
Yes, the product is supplied as a 10 ft continuous hose intended to be cut to length as needed.

Will this hose fit existing clamps and fittings?
The 1/2' ID is a common size for cooler lines, but installers should check their fittings; some customers reported slight size variance so confirm fit before final assembly.