Millers Oils XF Premium ATF CVT Automatic Gearbox Oil 5L

Millers Oils XF Premium ATF CVT Automatic Transmission Oil – 5 Litres

5 litres of Millers Oils XF Premium ATF CVT — a premium fully synthetic automatic transmission fluid for use in continuously variable transmission (CVT) gearboxes. Compatible with HEV and PHEV hybrid systems, it provides instant cold-start protection, outstanding high-temperature stability, and reliable lubrication across extreme temperature ranges. Suitable for use wherever CVT-specification ATF is required.

Kit contains: 5L of Millers Oils XF Premium ATF CVT

Gearbox type: Continuously Variable Transmission (CVT)

Features & Benefits:

• Instant cold-start protection — shields gearbox components from first turn of the key
• High-temperature stability — reduces wear under sustained thermal load
• Reliable in all conditions — instant hot and cold temperature protection
• Hybrid-ready — designed for HEV & PHEV CVT systems

Product Documentation:

• Safety Data Sheet
• Technical Data Sheet

What is a CVT transmission and does my vehicle have one?

A continuously variable transmission (CVT) uses a belt-and-pulley system to provide smooth, stepless acceleration without fixed gear ratios. Common in Toyota, Honda, Nissan, Subaru, and many other marques. If you are unsure, check your vehicle handbook or send us your registration number and we will confirm.

How often should CVT fluid be changed?

Manufacturers typically recommend CVT fluid changes every 30,000–60,000 miles, though many specialists advise more frequent changes for vehicles used in demanding conditions. Degraded CVT fluid causes belt slip, overheating, and premature transmission failure.

Is Millers XF Premium ATF CVT compatible with hybrid vehicles?

Yes — Millers XF Premium ATF CVT is specifically formulated to be compatible with HEV (hybrid electric vehicle) and PHEV (plug-in hybrid) CVT systems, where electrical compatibility of the fluid is critical.

Can I use this fluid to top up an existing CVT if I am low?

For top-ups, it is best to use the same fluid type already in the gearbox. If the existing fluid brand/type is unknown or has been in service for a long time, a complete fluid exchange is recommended. Contact Eco Torque if you need guidance on compatibility.

What is the difference between CVT ATF and standard ATF?

CVT fluid has a different friction coefficient profile from standard step-automatic ATF. Using standard ATF in a CVT can cause belt slip and serious gearbox damage. Always use a fluid that meets the CVT specification for your vehicle.

Why Choose Eco Torque?

As specialists in gearbox rebuilds and repairs, Eco Torque takes pride in offering genuine gearbox parts, high-quality aftermarket alternatives and competitive pricing.

Need Help Finding the Right Part?

If you are unsure whether this part is compatible with your vehicle, send us your UK registration number or VIN and we will help you find the correct part.

Reference Number: ET3454