18307620549, 18 30 7 620 549. 1201420072, 120 142 00 72. Material: Copper. Spanner Size: 12mm. 3U0 253 095 E. N90085001, N 900 850 01. 11621711954, 11 62 1 711 954. 11621274443, 11 62 1 274 443.
This product would be ideal for engine performance enthusiasts looking for high-quality, copper-bodied exhaust manifold nuts with precision internal threads, specifically compatible with GM 3.6 liter and 5.3 liter V8 engines, including the 4.8 liter V8 with small modifications.
