I would imagine so.
25A * 3 = 75A. That is a lot of amps.
75A * 13.1V = 982W
982 W = 1.3 hp
Alternators are around 50% efficient, so those heaters on full blast suck up around 2.6 horsepower. That is significant. Cruising at 50 mph probably only takes 10hp.
Custom Mirage products: Cruise control kit, Glove box light, MAF sensor housing, Rear sway bar, Upper grill block
Current project: DIY Nitrous oxide setup for ~$100
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View my fuel log 2015 Mirage DE 1.2 manual: 47.2 mpg (US) ... 20.1 km/L ... 5.0 L/100 km ... 56.7 mpg (Imp)
MetroMPG (12-12-2019)
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2015 Test Mirage
Swarthy
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