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6AN Transmission Cooler Line Hose 7FT Fits 4L60 700R4 TH350 TH400Description Item model number transmission lines Part Number 4L60 700R4 TH350 TH400 Batteries Required? No Item Package Quantity 1 Maximum Pressure 10000 Pound per Square Inch Color Black Material Aluminum,Nylon,Ptfe,Stainless,Steel Item Weight 0.97 Kilograms Item Length 7 Feet Outside Diameter 0.25 Inches

🔧 6AN Transmission Cooling Line Hose Kit – 7FT PTFE Stainless Steel Braided Lines for 4L60 700R4 TH350 TH400

Upgrade your transmission performance and reliability with this high-pressure 6AN Transmission Cooler Line Kit. Built with premium PTFE and stainless-steel braided construction, it ensures exceptional durability, heat resistance, and leak-free performance — ideal for demanding street or racing use.

⚙️ Key Features

✅ Wide Compatibility
Fits most popular GM transmission models including 4L60, 700R4, TH350, TH400, and more. Designed for efficient fluid transfer and enhanced cooling.

✅ Extreme Performance Range

• Temperature Range: -76°F to 446°F (-60°C to 230°C)

• Max Working Pressure: 3000 PSI

• Burst Pressure: 10,000 PSI
  Built to perform under intense heat and high-pressure conditions.

✅ Superior Build Quality
Constructed with premium PTFE inner tubing for smooth fluid flow and nylon & stainless-steel braided exterior for added protection and flexibility.
Fittings are made of 6061-T6 CNC-machined billet aluminum, black anodized for corrosion resistance and long-term strength.

✅ Complete Installation Kit
Comes with everything you need for a secure setup:

• (2) × 7FT AN6 PTFE Hoses with Straight Fittings

• (2) × AN6 Male to 1/2"-20 Male Inverted Adapters

• (2) × AN6 to 1/4" NPT 90° Elbow Fittings

• (1) × Waterproof Thread Tape

✅ Durable & Reliable
Tested for temperature, sealing, and pressure performance, meeting or exceeding OE standards. Perfect for replacing old or leaking transmission lines and improving cooling efficiency.

🔩 Specifications

• Material: Black Nylon, PTFE Inner Tube, 6061-T6 Aluminum Fittings

• Length: 7 Feet (Each Hose)

• Pressure Rating: 3000 PSI (Working) / 10,000 PSI (Burst)

• Operating Temperature: -76°F ~ 446°F (-60°C ~ 230°C)

• Fitment: 4L60 / 700R4 / TH350 / TH400 Transmission Systems

⚠️ Installation Reminder

PTFE tubing is firm and should be installed carefully. Professional installation is recommended. If DIY-installing, watch a reliable tutorial video to ensure proper fit and alignment.

💡 Why Choose This Kit

✔ Heavy-duty construction for extended lifespan
✔ Leak-proof, high-pressure performance
✔ Great for both replacement and custom transmission setups
✔ Tested for durability and sealing reliability