Stainless Steel Valve Gasket for BMW E90 E91 E84 N47 N57
Replace degrading factory seals with this stainless steel valve gasket engineered specifically for BMW N47 and N57 diesel platforms. Original rubber gaskets frequently crack or warp under sustained turbo boost, resulting in lost compression, rough idling, and noticeable power drops. This metal replacement delivers a permanent, heat-resistant seal that maintains consistent cylinder pressure, restoring acceleration and smoothing throttle response across E90, E91, E84, and related chassis generations.
Benefits & Practical Tips
- Each plug undergoes a dedicated vibro-abrasive finishing process that removes laser-cutting burrs and guarantees a perfectly flat mating surface for zero-leak compression.
- Designed explicitly for high-stress environments, making it reliable for daily commuting, modified off-road builds, and track-focused tuning projects.
- Installation Advice: Fit an OBD emulation adapter alongside the gasket to disable the ECU's vacuum leak monitoring. This simple step prevents persistent dashboard fault codes while preserving the durability of a steel seal.
Technical Specifications
- Material: Machined stainless steel
- Engine Compatibility: BMW N47, N47S, N57, N57S, and M67N turbo diesels
- Vehicle Models: 1 Series (E81/E82/E87/E88), 3 Series (E90/E91/E92/E93 LCI), 5 Series (E60/E61 LCI, F07 GT, F10/F11), 7 Series (E65, F01, F02), X1 (E84), X3 (E83 LCI), X5 (E70 LCI), X6 (E71)
- Application Exclusions: Does not fit N47N or N57N engine architecture
- Surface Processing: Uniform, deburred finish via vibro-abrasive treatment
- Origin: Mainland China
Package includes:
- One complete stainless steel valve seal assembly matched to specified engine codes
Warnings & Reminders
An emulation device must be installed to prevent error code triggers on targeted engine control units. Double-check your turbo variant before ordering, as this component is not compatible with N47N and N57N configurations. For precise bolt-torque sequencing and proper surface preparation, professional installation following BMW workshop procedures is strongly advised.
All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty.
Trusted builders and weekend technicians have depended on intercyprus.com for accurate BMW servicing components since 2002.