ST Coilovers ST X Galvanized Steel – Fixed Damping Street Performance for BMW E46 M3 Coupe & Convertible 1998-2007 BMW > 1 Series > F40 2019-2024 > 118i 2015 Onwards (B38) The Forge direct replacement blow-off

The Forge direct replacement blow-off valve is designed to be a more durable and performance-oriented valve than the OEM unit

please remove your engine cover to establish what kit is needed

38mm inside diameter

Not only is FMBH7 a functional improvement

The kit includes polyurethane inserts that can be fitted to further reduce engine movement

ST Coilovers ST X Galvanized Steel – Fixed Damping Street Performance for BMW E46 M3 Coupe & Convertible 1998-2007 BMW > 1 Series > F40 2019-2024 > 118i 2015 Onwards (B38) The Forge direct replacement blow-offBuild to Order: Please allow more than 8 weeks for delivery. Upgrade your BMW E46 M3 (Coupe or Convertible) with ST Coilovers ST X in durable galvanized steel. Designed for street performance, these coilovers provide precise lowering, improved handling, and a sharper driving experience while maintaining daily usability. Perfect for enthusiasts who want a high quality OEM replacement setup. Product Details: Part Number: 13220023 Product Line: Street