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      01-20-2013, 11:48 AM   #15
Apex Everything!
radiantm3's Avatar
Drives: >1000 HP in my garage
Join Date: Sep 2008
Location: Danville, CA

Posts: 3,799
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2011 E92 M3  [4.80]
2013 BMW X5M  [4.33]
Do the sportster cs' provide more lateral support over OEM? I want lighter, more supportive seats for the track but I need to be able to add remove a child seat in the back when I'm not at the track. Any advice?
(1:40 @ Laguna Seca, 2:03 @ Thunderhill, 1:52 @ Infineon)
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