1320 Performance 4-1 D-SERIES RACE HEADER ONLY. This listing is for the header only it's perfect for people that already have a 2.5 inch testpipe or plan on doing custom exhaust 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 4-1 Race 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 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. Fits: CARS BELOW WITH D SERIES SWAP. 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.CALIFORNIA RESIDENTS: Due to C. (California Air Resources Board) regulations, once your order is placed you will be required to answer certain questions pertaining to the application of this product. Please be aware that additional contact from 1320 Performance will take place within 24 hours of your order that will require your response before your order is released. Not legal for sale for, or use on, pollution-controlled vehicles. Legal only for racing vehicles which may never be used upon a highway. Not applicable or intended for street or highway use. This item is only to be used on. Purpose-built racecars like those used today in NASCAR.
Formula One, sprint cars, etc. Or nonroad vehicles (dirt bikes, ATVs, snowmobiles and boats) that are used exclusively for racing. The item "1320 Performance D series 4-1 Randy Monroe Race header only D15 D16 D16z6 VTEC" is in sale since Wednesday, April 10, 2019.
This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Exhaust\Exhaust Manifolds & Headers". The seller is "1320performancefreak" and is located in Elk Grove, California.
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