AST 5100 Series Coilovers Lotus Exige V6 S3 12-15 | Non Inverted (ACA-L1303S) (SPF1303S)The 5100 Series shock absorbers for the 2012 2015 Lotus Exige V6 (S3) utilize non inverted high performance monotube technology. In the past, these were known as the 4100 series. Monotube design shocks absorbers give your car a better performance than the standard twin tube design, the gas pressure is separated by a floating piston, and eliminates cavitation and airation within the oil chamber. The 5100 Series shocks allow rebound adjustment with one