Champion Copper Plus- Boxed - RC12YC, 71

P champion copper plus- boxed - rc12yc /pp dependable performance. this champion spark plug features a copper core electrode that provides increased conductivity and heat control for/p built to iso and sae standards for proven performance superior corrosion resistance copper core center electrode allows for accurate control of heat range for longer life copper plus - dependable performance and durability champion copper plus 71 spark plug (carton of 6)p application summary acura lt. trk. 3.2l v6 (97-96), 3.5l v6 (99-98); acura pass. car 2.7l v6 (87-87); aston martin pass. car 3.2l l6 (98-97), 5.3l v8 (94-90), 6.0l v12 (12-00); audi pass. car 4.2l v8 (05-01); bentley pass. car 6.7l v8 (99-00), 6.8l v8 (15-06); bmw pass./p.