The Invidia Bellmouth Downpipe for the WRX and STI is designed to maximize exhaust flow to the highest level possible. Featuring a wide-open bell at the turbo, this downpipe provides the maximum exhaust flow possible on either your stock or aftermarket turbocharger setup. This product is a simple yet effective design that will net massive power and torque gains on your Subie. Invidia now offers a 2 bung version to make tuning easier! A plug is included so you don't have to run two sensors immediately.
1 customer has reviewed this product.
- Great fitment and teamed with a nice catback sounds amazing. http://www.youtube.com/watch?v=zZgCT1QDwmw