(Our Civic bumper is made of polypropylene ... Then finish sand with wet 400-grit paper. Sand and contour plastic body filler with 80- and 120-grit, then finish with 400-grit waterproof sandpaper ...

Plastic bumper covers are cheaper and easier to manufacture ... See All 17 Photos The filler is applied the same way you'd spread body filler. For big repairs, use small amounts of filler and ...

Most folks shy away from doing anything with these bumpers. Plastic body filler is a nice quick fix-until someone bumps it just right. Suddenly, you're standing in front of your newly painted Mach ...

Remember the days when automobiles were built of stamped sheetmetal body panels and chrome ... began transitioning to rubber bumpers and hard and/or soft plastic filler panels during the '70s ...