Turbosmart Straight 4.00 ID x 24in - Black Spherical Hub Centric Rings - Bore

Hub Centric Rings - Bore 57

Type RA 2018 SUB-004 Accessport V3

180 Technology

These have a 10MM pump that is the standard pump from the 04-07 STI

The velocity stack efficiently channels air as quickly as possible into the intake system

Turbosmart Straight 4.00 ID x 24in - Black Spherical Hub Centric Rings - BoreWhen Turbosmart began making performance products back in 1997, a great amount of effort was put into the design and manufacturing process to ensure our products created a new standard. More hand crafted than mass produced, Turbosmart products quickly gained acceptance within the performance community for their quality and reliability. Coupled with extraordinary service and after sales support, Turbosmart quickly became one of the most sought after