Polybush Rear Beam Polyurethane Bush | Honda Civic Type R | FK2 K20C1 2.0T | 2015+Proven on the race track as well as the road, this bush kit from Polybush replaces the standard rubber bushings with high performance polyurethane versions. All vehicles' front wheel, rear wheel, or four wheel drive will achieve a higher level of performance. Polybush components will not break down or deteriorate from exposure to oils, under car chemicals, or under atmospheric conditions. This kit was designed to improve ride quality and stability