Hot pipe for MAX HMIC and T25 turbo mounted to to SR, CA, KA motors in the original bottom mount position. -For use with OEM Nissan S13 T25 Turbo only. Turbo must retain OEM bolt on compressor outlet -Polished aluminum construction -2.5" diameter tube. -Includes Black couplers and t-bolt clamps ( 2.5" straight coupler and 2.5 to 2" elbow coupler)** Not legal for use on emissions controlled vehicles.