GReddy Revolution RS Exhaust Systems application specific GReddy Replacement SUS 304 Tips 115mm Dia. L 120mm, Std. Revolution Optional Revolution RS Titanium Tip(s) 105mm Dia. Greddy Revolution RS Universal Exhaust Muffler 3" Inlet 4.5" Removable. Revolution RS Tip: for 2. 5" Revolution (140mm dia.) muffler systems Single wall 304 Stainless steel with etched GReddy Logo Dia.: 105mm (4. 1") Length: 120mm (4. 7"), 150mm (5. 9") Material: 304 Stainless steel Mounting pattern: Revolution RS Tri mounting Replacement (& optional tip lengths) GReddy Revolution RS SUS304 Tip. Exclusively for GReddy Revolution RS exhausts with 2. 5" piping diameter and 140mm overall muffler diameter. Notes: Requires 3mm Allen Head driver and 8mm wrench socket to install Also available in 115mm SUS304 sizes, 115mm and 105mm Titanium Tips** Not compatible with Universal Revolution RS with weld on tips.