Subaru OEM Exhaust Donut Gasket WRX 02-25 / STI 04-2021 / Legacy GT 05-09 | 44022AA123

Fitment Information: This high - quality OEM exhaust donut gasket fits a wide range of Subaru models. It's compatible with the 2002 - 2025 Subaru WRX, 2004 - 2021 Subaru STI, 2005 - 2009 Legacy GT, 2004 - 2022 Subaru Forester, and 2005 - 2022 Subaru Outback. Features: It's the OEM 'donut' style gasket that fits neatly between the lower downpipe and midpipe of the stock exhaust system for Subaru WRX or STI. If your gasket gets lost or damaged during installation, or you just want a new one as a precaution, this part is a great choice. While most aftermarket exhaust systems use flat gaskets, Cobb Tuning and Borla exhaust systems need this stock 'donut' gasket. It's also required when using a downpipe adapter with a 3 - inch flat flange downpipe. Warranty Disclaimer: Subaru of America only warranties parts installed on a car with a matching VIN. California Prop 65 Warning: Operating, servicing, and maintaining a vehicle can expose you to harmful chemicals like engine exhaust, carbon monoxide, phthalates, and lead, which can cause cancer and birth defects. To reduce exposure, avoid breathing exhaust, idle the engine only when necessary, service your vehicle in a well - ventilated area, and wear gloves or wash hands often when servicing.

How to use: First, make sure your vehicle is one of the compatible Subaru models listed. Then, locate the lower downpipe and midpipe of your stock exhaust system. Carefully place the donut gasket between them. You may need some basic tools for installation, but it's a straightforward process. Note that if you have a Cobb Tuning or Borla exhaust system, this gasket is essential. Also, when using a downpipe adapter with a 3 - inch flat flange downpipe, you must use this gasket. Precautions: Always check your vehicle's VIN before installation. Subaru of America will only warranty parts installed on a car with a matching VIN. Be aware of the California Prop 65 warning. Avoid breathing in exhaust fumes and make sure to service your vehicle in a well - ventilated area. Maintenance: There's not much maintenance required for this gasket. But if you notice any signs of damage or wear during your regular vehicle checks, it's a good idea to replace it with a new one. Keep an extra gasket on hand just in case.