paint protection - only if 3M clear bra is installed in the front' f+ Y9 i+ u) F& [" L
leather protection - no- l* @0 ^6 G8 f B; K* A. `
undercoat - you can do it yourself+ h" Y+ s. i9 p7 d5 l9 K, [
rock guard - it is ugly / F8 s- O+ k( `1 \* J0 c% A, yrust inhibitor - no, most new production car chassis are treated with anti-rust chemical before primer.