I am sure the Rhino liner would work. I know West Coast Customs did an entire Camaro awhile back (yes, I realize your are only doing the undersides). It is one tough product and should take the abuse of little stones and pepples with ease.
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2009 Nismo 370Z and 1975 Datsun 280Z 2+2 - PNW_INC - Legacy_Ohana
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