Use this exhaust when you're hitting the track or just cruising around town. It's perfect for Subaru enthusiasts who want to boost their car's performance and sound. The 3 - inch dual split rear exit design with 3.5 - inch carbon fiber tips gives your vehicle a sleek look. It's made of T304 Stainless Steel, which is durable and easy to maintain. This exhaust is suitable for 2011 - 2021 Subaru WRX and WRX STI models, so if you own one of these cars, it's a great upgrade option.