Is Yamaha FZ 25 BS4 E20 compliant?
Your bike can safely use E20 petrol. You may notice a minor 3-5% mileage difference, which is normal.
E20 compatible from: 2023 onwards
Expected mileage impact: 3-5% reduction(NITI Aayog two-wheeler data)
Yamaha Chairman Eishin Chihana confirmed FZS-Fi V4 and FZ-X as E20 compliant from May 2023. Yamaha committed to making all motorcycle models E20 compatible by end of 2023. Source: Yamaha India FZS-Fi V4 Launch (E20 Announcement)
Variant-wise E20 compliance status
STD
petrol
| Variant | Fuel | E20 Status |
|---|---|---|
| STD | petrol | ✓E20 Compatible |
Other Yamaha models
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Open Mileage CalculatorYamaha FZ 25 BS4 E20 FAQ
Is the Yamaha FZ 25 BS4 E20 ready?
Yes, the FZ 25 BS4 is E20 ready. Yamaha updated its fuel injection and seal materials for E20 petrol from May 2023.
Does E20 petrol lower FZ 25 BS4 mileage?
A 3-5% mileage reduction is typical on E20. The FZ 25 BS4's engine mapping accounts for higher ethanol content, keeping efficiency loss within this range.
Does E20 cause wear in Yamaha FZ 25 BS4?
Safe for long-term use. Yamaha tested the FZ 25 BS4 with E20 blends for durability. Fuel system components are ethanol-resistant.