RBP RBP-35452 3.5" - 4.5" x 12" Long Standard Side Stainless Steel Exhaust Tip with Laser Cut Two Tone Logo It has 304 polished stainless steel tip with two tone laser cut logo Fits stock size with 3.5 inch diesel exhaust systems Standard side Tip diameter ranges from 3.5 inch to 4.5 inch and has standard 12 inch length All tips fit diesel applications and gas applications with adapter