NRW Design's S65 Billet Fuel Rail System is a direct plug-and-play replacement. Machined from 6061-T6 billet aluminum and coated with a durable anodized finish, these fuel rails are not only reliable but also add a sleek look under the hood of your vehicle.
Unlike the factory plastic valve cover that is prone to failure over time, the NRW Design billet valve cover is built to last. After more than a year of design, machining, and real-world testing, this valve cover is the ultimate solution to the common issues faced by G8X M3/M4
NRW Design latest release is the 4130 Chromoly bolt-through Vanos covers as a solution to the deteriorating plastic OEM Vanos caps. Over time we have watched multiple manufacturers have catastrophic failure with their clip in...
The factory S65 valve covers are made from a Magnesium Alloy. While very light, Mg is known to become microporous. Over time gasses leak though the Mg material and form “pimples” on the valve cover...
NRW Design Billet Spark Plug Tubes with Viton Gasket Set! Made from 6061 billet aluminum, these are the first ever serviceable spark plug tubes on the market. Giving 30% more contact surface than the OEM...