NRW Designs S65 Billet Spark Plug Tube Replacement Viton O-Ring Kit
For BMW M3 owners demanding reliability and performance, the NRW Designs S65 Billet Spark Plug Tube Replacement Viton O-Ring Kit from Turner Motorsport offers a durable, leak-free solution that stands up to the demands of spirited driving and track use.
Please ensure your correct model is selected
Does NOT fit your Change Vehicle
Fits your Change Vehicle
This product was last offered at the strikethrough price on
06-23-2026
Lifetime Replacement Program! Read more here
Product Details
NRW Designs S65 Billet Spark Plug Tube Replacement Viton O-Ring Kit is a premium sealing solution engineered specifically for BMW S65 V8 engines found in the E90, E92, and E93 M3. Designed to address the common issue of oil intrusion into the spark plug wells, this kit includes CNC-machined billet aluminum spark plug tubes and high-performance Viton fluorine rubber O-rings. Now available through Turner Motorsport, it’s the ideal upgrade for enthusiasts seeking enhanced engine reliability and long-term performance.
Key Features and Benefits:
- Precision CNC-Machined Billet Aluminum Tubes – Stronger and more durable than factory components
- High-Temp Viton O-Rings – Excellent resistance to oil, fuel, and high heat for long-lasting performance
- Eliminates Oil Seepage – Prevents oil contamination in spark plug wells, protecting ignition components
- Direct Fit for S65 Engines – Hassle-free installation with no modifications required
- Perfect for Performance Builds or Preventive Maintenance
Prop 65 Warning
- S65SPTOK
