Upgrade to using the IRL G Series B58 Downpipe to eliminate backpressure caused by standard catalytic converters. This upgrade allows for quicker spooling and maximum power for your turbos. Additionally, there is a 30% increase in horsepower for tuned B58 with stock turbos. The inclusion of a flex pipe section also helps minimize stress and vibration from the downpipes. Features Smooth bends for maximum airflow without any drone Up to 30HP increase on the stock turbos Professional installation Recommended It is a violation of Federal and Illinois State laws to use this product in a manner inconsistent with it’s labeling. Our products are "Legal Only For Racing Vehicles Which May Never Be Used, Or Registered or Licensed For Use, Upon A Highway." These products are designed for off road purposes only It is NOT designed or intended to be used in any way that may violate any laws. IRL LLC will not be responsible for the use of Merchandise.
