Welcome to the official GReddy USA blog: Burnt Titanium Tips for the RS GReddy Burnt Titanium Turndown Tip 115mm Diameter 170mm Length (for Revolution RS RS TI RS Race) Greddy GREDDY 11002132 Revolution RS Turndown Titanium Tips 150mm Len GReddy Universal Burnt Titanium Muffler Tip 115mm Diameter RS Ti TURNDOWN 115MM DIA TIP L120MM (11002121). Now with improved Titanium welding and construction *Because of the design of the turndown, you may want to also consider going with one length longer than your standard straight tip length. Revolution RS Tip: for most 3" Revolution RS, RS Race, or RS Ti (160mm dia.) muffler systems Single wall, 3 piece welded turndown, burnt Titanium Tip with etched GReddy logo at the top of the turndown tip. Dia.: 115mm (4. 5")Lengths: 170mm (4. 7") = straight 70mm turndown 100mmMaterial: TitaniumMounting pattern: Revolution RS Tri mountingOptional burnt Titanium turndown tip (3 lengths) GReddy Revolution RS Ti 3 section turndown tip. Exclusively for GReddy Revolution RS, GPP RS Race and RS Ti exhausts with 115mm tip diameter. Notes: Requires 3mm Allen Head driver and 8mm wrench socket to install Also available in 105mm and 115mm SUS304 sizes, and 105mm Titanium Tips** Not compatible with Universal Revolution RS with weld on tips.