paint protection - only if 3M clear bra is installed in the front4 J; P1 F: B: Z- g% g& i9 w; {
leather protection - no 3 i1 W: D3 b( j! O- ^) dundercoat - you can do it yourself 4 k8 o$ b4 n) T" nrock guard - it is ugly7 T4 `% ~ X" N1 C$ [0 d, i+ q5 H
rust inhibitor - no, most new production car chassis are treated with anti-rust chemical before primer.