To answer your thread's question as stated in its title, there is exactly a one-year difference between 2011 and 2012. I am glad to help.
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Koni|Swift|Michelin|Motordyne|Berk|RJM Performance|Gates|SPL|Motul|Technafit|Ate Super Blue|Hawk
Tommy Kaira|Momo|Optima|Hella|Hotchkis|Red Line|ZSpeed|Stillen|B&M|H&R
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