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gone-ot · 03-08-2011, 04:53 PM

...the 2011 Cooper S uses SIDI (Spark Ignition Direct Injection) which yields about 10-15% better MPG and 10-15% lower polution, but it still requires high-test 91 octane fuel.

03-08-2011, 04:53 PM	#4 (permalink)
gone-ot ...beats walking... Join Date: Jul 2009 Location: . Posts: 6,190 Thanks: 179 Thanked 1,525 Times in 1,126 Posts	...the 2011 Cooper S uses SIDI (Spark Ignition Direct Injection) which yields about 10-15% better MPG and 10-15% lower polution, but it still requires high-test 91 octane fuel.