Tomei Straight Race Downpipe - RACE USE ONLY - 08-14 WRX, 08-21 STI

Description:
Tomei Catless Straight Down Pipe dramatically improve exhaust flow and significantly reduce over 53% of weight vs. stock downpipe. In addition to massive torque and power increase, lightness dramatically improves handling. The newly designed 2 piece Layout promote even weight distribution, minimize dimension changes from heat expansion, and complete the precise installation.  Lost-Wax casting requires NO welding thus deliver superior precision and strength.  Significant diameter increase resulting in dramatic exhaust flow improvement.  The flat flange adapts a wide range of aftermarket exhaust systems (excluding stock).  Air Fuel Ratio Sensor Ready

Features:
- Material = Stainless Steel SUS304 (OEM: Steel)
- Pipe Diameter = 3 inches (OEM: 2.38 inches)
- Pipe Thickness = 1.5mm (OEM: 1.5mm)
- Flange Thickness = 11-10mm (OEM: 10-8mm)
- Weight = 10.78 lbs (OEM: 23.10 lbs)

Includes:
- Downpipe A and B x 1 (old part# 431106)
- Turbine Gasket x 1
- Muffler Gasket x1
- Clamp Band x 1
- Cap Bolt x 1
- Flange Bolt x 2
- Flange Nut x 2
- Hex Nut x 1
- Blind Plug x 1
- Copper Washer x 1
- Disc Spring x 1
- Bolt Smooth Paste x 1

Applications:
2008-2014 WRX
2008-2014 STI
2015-2021 STI