12+hp on a all stock GSR. 4 way adjustable Test pipe with dual o2 bung for obd1 and obd2 engines. Fits: CARS BELOW WITH B SERIES SWAP. You can watch the youtube video here: youtube.
If you have an EF or a DA, you have to notch the front cross member about 15mm for clearance OR use aftermarket traction bars. For obd2 cars 96+vehicle you will need an o2 sensor extended because the secondary cat has been removed. OFF-ROAD USE ONLY NOT SMOG LEGAL CAN NOT BE USED ON EMISSION CONTROLLED VEHICLE.
The item "1320 Performance B series Toda header ported tig welded B18 b18c b16 gsr ls si" is in sale since Saturday, September 15, 2018. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Exhaust\Exhaust Manifolds & Headers". The seller is "discountpartstore" and is located in Garden Grove, California. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Brazil, Chile, Costa rica, Panama, Trinidad and tobago, Guatemala, Honduras, Jamaica, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Turks and caicos islands, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Ecuador, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Liechtenstein, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Peru, Pakistan, Paraguay, Reunion, Viet nam, Uruguay.