KLM Stickers29

these springs are ready to withstand the toughest demands

as it is already coated with a Viton rubber sealant

1992 - 1996     BMW E34     530i / 540i

or competitive track use

BMW M40/M42/M43/M44 Valves by SuperTech X5 KLM Stickers29SuperTech High Performance Valves for BMW M40, M42, M43, M44 Engines 6mm Valve Kit Upgrade your BMW M40, M42, M43, or M44 engine with SuperTech's High Performance Valves, designed specifically for these iconic I4 engines. Whether you're building a track monster or enhancing your daily driver's performance, these 6mm valves are the perfect solution for those seeking increased power, reliability, and efficiency. Engineered to handle the demands of high