If the wheels that you have an opportunity to purchase are 18x8 Carlsson's you should be "ok". The offset should be 35mm on all of the 18x8 Carlsson wheels.
Thanks, Luke

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Luke Pavlick
Performance Specialist (ASE Certified Master Tech)
Please, call me to place orders (800-428-8355 ext. 362)
or mention my name for on-line orders
(click banner at top of the page
to visit Tire Rack web site)