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Old 11-17-2012, 07:06 PM
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dunderhi dunderhi is offline
Next car: '18 AMG GT Vert
Location: MD
 
Join Date: Dec 2006
Posts: 6,729
Mein Auto: 15 M6 vert, 15 328dxt
I consistently get 2 mpgs better fuel economy from diesel sold by Highs Dairy Markets (Citgo & Shell gas) versus any other diesel station in my area including Shell stations owned by different chains. I always assumed it was a difference in Cetane, but I'm open to hear a different explanation.
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BMWs
2015 M6 Drophead Coupé
2015 328xd Estate
2013 X5M Sport Utility Vehicle
2013 650xi 2 Door Fastback Saloon
2011 Dinan 5 Saloon
2011 335d Saloon


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