paint protection - only if 3M clear bra is installed in the front( a+ [# \" u( J$ v
leather protection - no 9 ?0 V' @# ^ e$ j2 {undercoat - you can do it yourself / Q# T; ?5 _2 E/ arock guard - it is ugly $ @( r5 y% r+ z$ Z9 C3 L- Jrust inhibitor - no, most new production car chassis are treated with anti-rust chemical before primer.