If you want to let your M113 SL55 AMG engine run at its full potentail you need a good set of air filters. Dont waste your time or money with othere horsepower robbing air intakes or canister filters, that lose about 50 wheel horsepower. These K&N filters are all you need to take advantage of existing mods and make horsepower. This is for a set of filters.
We are currently experiencing some supply chain issues that are causing slightly extended lead times.