For 89-91 BMW E30 Racing Performance Racing Stainless Exhaust Header Manifold. 100% Brand New Items, Never Used Or Installed. High Performance 4-1 Stainless Steel Header Kit.CNC Machined T-304 Mandrel Bent Stainless Steel Piping And TIG Welded Steel Flanges. Made By OEM Approved and ISO Certified Manufacturers With Materials That Meets Or Exceeds Strict OEM Requirements. Direct Bolt-On Item; No Modifications Required. Improves Engine Performance And Increase Horsepower By Significantly Reducing Exhaust Flow Restriction. Increase High Flow Air, Instantly Gain 10 -15 Hp. Inlet: 1.75" x 1.25" (Oval Ports). Piping Diameters: 4 X 1.50" Manifold Piping; into 1 X 2.00" Major Pipe. O2 Simulators May Be Required If A CEL Is Triggered. No Installation Guides Are Included, We Highly Recommend To Seek Professional Installation. [Attention: Fits All Listed Models with M42B18 Engines ONLY]. Communication is very important and we will try our best to assist all our customers with any concerns. And we will reply to your message. Questions are answered in the order they arrive as quickly as possilble.
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NOTE : All of turbo parts and performance may require slight modification in order to fits perfectly. Most aftermarket items are produced for off-road or show purpose only. These items are not suitable for regular driving.User must follow the direction given and any misuse of this product is at his/her own risk. The item "For 89-91 BMW E30 Racing Performance Racing Stainless Exhaust Header Manifold" is in sale since Thursday, February 6, 2020. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Exhaust\Exhaust Manifolds & Headers". The seller is "epartsgogo" and is located in La Puente, California. This item can be shipped worldwide.