Tomei - Full Cast Exhaust Manifold (Twin Setup) Turbo Manifold - Nissan - Skyline GT-R BCNR33 RN1 Diameter: 7

Diameter: 7

by increasing the internal compressive residual stress

Reference Number: 102-H022

The rail is CNC machined from solid 6061 aluminum and black anodized for a high quality surface finish

Tomei - Full Cast Exhaust Manifold (Twin Setup) Turbo Manifold - Nissan - Skyline GT-R BCNR33 RN1 Diameter: 7Specifications: Manufacturer: Tomei Reference Number: 415003 Exhaust Type: Turbo Manifold Material Used: Cast Iron All new, non welding one piece structure made by full lost wax casting ensures incredibly higher durability comparing to the old type which was weld assembled structure made from pieces individually casted. Although lost wax casting in one piece structure makes the process much more difficult and time consuming, the biggest benefit is