ITEM NAME:T4 T3 2.5" To 2.5" Inch V-Band Conversion Flange Turbo Exhaust Description: Turbo To Downpipe Converter/Downpipe discharge adapter Converts a T3 turbine housing from a 2.50" 3 Bolts to a 2.50" V-Band Makes connecting a downpipe to a turbocharger simple & straight forward. Direct bolt on, no welding required. Specification: Adapter Side #1: T3 3 Bolt w/ 2.50" opening. Adapter Side #2: 2.50" V-Band with 3 1/6" (78mm) O.D. Bolt Spacing: About 74mm Bolt Hole size: 8mm Overall Thickness/Height: 1.50" Material Type: Mild Carbon & Stainless Steel Finish: Excellent, Raw, Smooth surface for proper sealing Package Includes: 1 Piece V-Band Turbo Converter SKU: DMO0018836252036188.Converts a T3 turbine housing from a 2.50" 3 Bolts to a 2.50" V-Band. Adapter Side #1: T3 3 Bolt w/ 2.50" opening. 1 Piece V-Band Turbo Converter. SKU: DMO0018836252036188. Finish: Excellent, Raw, Smooth surface for proper sealing.