1320 Performance 4-1 D-SERIES RACE HEADER ONLY. This kit is designed for people already have a 2.5 inch testpipe or for people that want to make a custom exhaust right after the header. Due to popular demand of many customers asking us to make a proven power D-series header and this is our answer. The design was founded on the most popular B series sidestack header with its proven power 4-1 design now you can use this technology on your D series.
(4-1 Design) 4 tube merge into a 2" collector flange and the second piece expand the 2" collector to a 2.5 flange this is how the RFV1 style header is designed and this is why it makes the power and torque. This header is designed for all D series engines with proven 9-14hp gain. 304 Stainless Steel in 18 gauge thickness.High Flow 2.5 merge collector. 4 to 1 tubing design. 2-piece design for easy installation.
It will fit with Air Conditioning and Power Steering. 9+ wheel horsepower on a stock D16z6 in a civic hatchback with no electronic tuning. 4 way adjustable Test pipe. Fits: CARS BELOW WITH D SERIES SWAP.
Must use either the 2.5-inch test pipe or the 2.5-inch flange (included) to connect to your exhaust or cat. 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.
This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Exhaust & Emission Systems\Manifolds & Headers". The seller is "discountpartstore" and is located in this country: US. 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, Korea, South, Indonesia, Taiwan, South Africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi Arabia, Ukraine, United Arab Emirates, Qatar, Kuwait, Bahrain, Croatia, Republic of, Malaysia, Brazil, Chile, Colombia, Costa Rica, Panama, Trinidad and Tobago, Guatemala, Honduras, Jamaica, Antigua and Barbuda, Aruba, Belize, Dominica, Grenada, Saint Kitts-Nevis, Saint Lucia, Montserrat, Turks and Caicos Islands, Barbados, Bangladesh, Bermuda, Brunei Darussalam, Bolivia, Ecuador, Egypt, French Guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman Islands, Liechtenstein, Sri Lanka, Luxembourg, Monaco, Macau, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Vietnam, Uruguay.