The best replacement for pink slip is blue slip.

The best alternatives to pink slip are rated as following:
★★★★★  blue slip
★★★  green slip
★★★  bill of sale
★★  car title
  certificate of title

Your alternative for pink slip is not listed? Suggest!
Speaking about pink slip, one probably shouldn't forget about bill of sale.

Other search terms related to pink slip and their ratings are:
★★★★★ bill of sale
★ salvaged title
You have in mind a companion for pink slip and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of pink slip in all years. Click on graph for more.
pink slip
blue slip
green slip