20 pieces M8 copper exhaust manifold nuts M8 x 1.25, M8 exhaust turbocharger nuts for E30 A2001420072 11621711954

1. Quality Certification and Universal Compatibility: Nuts certified No. A2001420072 with MPN code 1162171954, compatible with classic compact cars of the 1980s and 1990s, guarantee a precise fit and optimal performance. 2. High-Temperature Bimetallic Construction: Core made of treated 10.9 grade carbon steel with a pure copper anti-seize coating, resistant to extreme temperatures up to 450°C without welding or deformation. 3. Optimized Technical Dimensions for Secure Tightening: Metric thread M8 × 1.25 mm with 10 mm internal thread, hex head SW13 with milled edges to prevent rounding when loosening. 4. Certified Durability Under Extreme Conditions: Resistant to strong vibrations, chemical corrosion, and repeated temperature shocks (-30°C to 450°C). 5. Complete set for efficient maintenance: Contains 20 high-performance nuts, ideal for replacing manifold or exhaust system fastenings.