EVIL ENERGY 6AN to 1/4-NPSM Transmission Cooler Fitting Adapter Aluminum Black 2PCS | TH350 TH400 Compatible

Overview

Meet a durable pair of transmission cooler fittings from EVIL ENERGY, engineered to route cooling and lubrication lines with reliability. Crafted from 6061-T6 billet aluminum, these adapters strike a balance between lightness and strength, making them well-suited for engine bays that demand both performance and durability. The CNC-machined hex heads offer a tool-friendly interface, while the anti-rust coating helps resist the heat and grime common to powertrain setups. This 2-piece kit is designed to simplify modern or classic builds where space and fitment matter as much as performance.

What you get

• Two adapters with AN6 male flare to 1/4-18 NPSM threads, ready for multiple line routing options.
• 6061-T6 billet aluminum construction for lightweight strength and long-term corrosion resistance.
• CNC-machined hex head design for a secure, hassle-free install.
• Compatible with a range of media including fuel, oil, water, and similar fluids within typical automotive systems.
• Designed for front and rear transmission line ports built before 2007, covering several popular transmissions.

Performance, compatibility, and use cases

These adapters are built to withstand the demands of daily driving and hobbyist builds alike. Their aluminum composition helps minimize added weight, while the corrosion-resistant finish supports longevity in exposed engine bays. The universal media compatibility means you can use them with different lines without swapping fittings. This makes them a practical upgrade for classic restorations, street builds, or light off-road use where a clean, reliable connection is important.

• Strong yet lightweight aluminum design that resists corrosion in harsh conditions.
• Broad compatibility with fuel, oil, water, and other automotive fluids for flexible use.

Overall, the EVIL ENERGY adapters offer a practical, non‑depictive upgrade path for enthusiasts looking to improve line routing and reliability without committing to heavy, impulse-driven changes. Consider them as a solid option to maintain clean plumbing and durable connections in a variety of setups.