upower blue burnt exhaust tip 2.5" inlet 4" outlet 9" long 2 1/2" to 4" exhaust tailpipe weld on single wall slant cut 304 stainless steel (2pcs) upower <b>pair blue burnt exhaust tip single wall slant cut 304 ss for id: 2.5 inch/ od: 4"/ length: 9"</b><br> <b><br>2. exhaust tip features:</b><br> --inlet diameter: 2.5"<br> --outlet diameter: 4"<br> --overall length: 9"<br> --installation: weld on<br> --style: single layer-slant cut<br> --material: 304 stainless steel<br> <b><br>3. exhaust tip description: </b><br> **features corrosion resistance to alkali solution and most organic and inorganic acids.<br> **repeated polishing processing, bright as a mirror, highlighting the noble quality.<br> <b><br>4. package included:</b><br> 2 stainless steel exhaust tips