TECHRON 266711163-6PK High Mileage Fuel System Cleaner 6 Pack

I've been using Chevron Techron High Mileage Fuel Additive regularly in my 2019 Volvo S90 Plug-In Hybrid, and it's definitely earned a spot in my maintenance routine. While hybrids don’t rely on the combustion engine as heavily, I’ve found that a dose of Techron every few thousand miles helps keep the fuel system running smoothly, especially when I switch from electric to gas. Pros: Engine runs smoother and feels more responsive after use Helps maintain fuel system cleanliness, especially important for high-mileage engines Easy to pour, good packaging, and widely available Cons: I didn’t see a dramatic increase in MPG, just a slight improvement It’s not cheap if you're using it regularly, but I consider it preventative maintenance Overall, it’s a solid product that does what it claims—cleaning injectors and helping reduce hesitation or rough idling. I’ve noticed less engine noise and more consistent performance since incorporating it into my maintenance schedule. Not magic in a bottle, but a worthy addition for any high-mileage vehicle. Would definitely recommend, especially for hybrid owners who want to protect the fuel system during infrequent engine use.

Great product for my vehicles, use it offer to keep it run clean. Buy it several times a year, works very well.

With these fuel additives, you can never be quite sure if they offer any benefit at all-especially if your car is running fine before you use them. I look at it more as preventative maintenence, as it seems to make sense to use a bottle in the gas tank every few thousand miles. And I feel better when I do. Peace of mind is priceless.

Chevron Techron is the only brand fuel additive that I would use. Even though I only use Top Tier gas, I still use 1 bottle in my older vehicles every 2-3 thousand miles.

Techron is the best Fuel Additive