{"product_id":"cobb-oem-replacement-turbo-inlet-hose-subaru-wrx-02-07-wrx-sti-04-07-black","title":"COBB OEM Replacement Turbo Inlet Hose Subaru WRX (02-07) WRX STI (04-07) Black","description":"\u003cp\u003e\u003cspan style=\"color: #ff2a00;\"\u003e\u003cb\u003eFitment Information\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSubaru WRX (2002, 2003, 2004, 2005, 2006, 2007) \u003c\/li\u003e\n\u003cli\u003eSubaru WRX STI (2004, 2005, 2006, 2007) \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #ff0000;\"\u003eEmissions Compliance\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e50 State Legal\u003c\/strong\u003e - This part is legal for sale and use on Emissions Controlled Vehicles in all 50 states when used in accordance with the manufacturer's application guide because it has a California Air Resources Board (CARB) Executive Order (EO) number: \u003cb\u003e\u003ca href=\"https:\/\/ww2.arb.ca.gov\/sites\/default\/files\/aftermarket\/devices\/eo\/d-660-53.pdf\" target=\"_blank\"\u003eD-660-53\u003c\/a\u003e\u003c\/b\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003eSpecs \u0026amp; Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"no-b-margin\"\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"3,0,0\"\u003eCrush-Proof Construction:\u003c\/b\u003e Built with 4-ply silicone and an internal steel wire skeleton to prevent hose collapse under high-vacuum peak boost.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"3,1,0\"\u003eThe \"True Taper\" Advantage:\u003c\/b\u003e specialized geometry creates a smooth, gradual transition for airflow, eliminating the turbulence caused by the \"stepped\" design of the stock part.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"3,2,0\"\u003eThermal Defense:\u003c\/b\u003e Thicker silicone construction actively rejects engine bay heat, keeping intake air temperatures lower than the heat-soaking factory plastic.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"3,3,0\"\u003eDirect Fitment:\u003c\/b\u003e Precision engineered to replace the OEM unit seamlessly using included steel sleeves and hardware—no hacking required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"3,4,0\"\u003eStyle Options:\u003c\/b\u003e Available in classic COBB Blue or the stealthy, under-the-radar Black.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"3,5,0\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003eCritical Note\u003c\/span\u003e:\u003c\/b\u003e \u003cb data-index-in-node=\"15\" data-path-to-node=\"3,5,0\"\u003eTuning is Required.\u003c\/b\u003e This part flows so much better than stock that you must use appropriate \u003cstrong\u003e\u003ca href=\"https:\/\/www.cobbtuning.com\/products\/mazdaspeed-turbo-inlet-hose\"\u003eCOBB Accessport OTS Maps\u003c\/a\u003e \u003c\/strong\u003eto ensure safe engine operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cb\u003e\u003c\/b\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"5\"\u003eLet’s be real about the factory inlet pipe: it is a clunky piece of plastic and rubber that becomes a major bottleneck the moment you start adding power. The biggest issue? The \"milkshake effect.\" Just like a paper straw collapsing when you drink a thick shake too fast, the stock rubber hose can actually suck shut and collapse under the intense vacuum created by the turbo.\u003c\/p\u003e\n\u003cp data-path-to-node=\"6\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"6\"\u003eCOBB Tuning\u003c\/b\u003e solved this by embedding a steel wire reinforcement directly into the 4-ply silicone. This ensures the hose maintains its shape and volume even when the turbo is demanding maximum airflow.\u003c\/p\u003e\n\u003cp data-path-to-node=\"7\"\u003eBut it isn't just about durability; it's about flow dynamics. The OEM part has sudden \"steps\" or neck-downs that cause air turbulence, slowing down the velocity before it hits the compressor wheel. COBB Tuning utilizes a \u003cb data-index-in-node=\"221\" data-path-to-node=\"7\"\u003eTrue Taper design\u003c\/b\u003e, which creates a perfectly smooth, funnel-like path from the intake to the turbo. This means your engine gets a laminar stream of cool air, resulting in sharper throttle response and more consistent power delivery. Whether you choose the signature Blue or the sleeper Stealth Black, you are getting a part that fixes a factory flaw and sets the stage for big power. Don't let a floppy rubber hose be the reason you lose a race. Make the switch to COBB and let that turbo sing.\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e","brand":"COBB","offers":[{"title":"Default Title","offer_id":41974522806352,"sku":"COBB712010-BK","price":95.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0058\/0252\/4785\/files\/712010_main_0c0dd336-dc46-4855-8ee3-4eb6517c2b0b.jpg?v=1768851400","url":"https:\/\/shop.redline360.com\/products\/cobb-oem-replacement-turbo-inlet-hose-subaru-wrx-02-07-wrx-sti-04-07-black","provider":"Redline360","version":"1.0","type":"link"}