{"product_id":"cobb-bypass-valve-subaru-wrx-hatch-sedan-2008-2014-low-friction-724665","title":"COBB Bypass Valve Subaru WRX Hatch \/ Sedan (2008-2014) Low Friction - 724665","description":"\u003cp\u003e\u003cspan style=\"color: #ff2a00;\"\u003e\u003cb\u003eFitment Information\u003c\/b\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSubaru WRX Hatch GR \/ Sedan GV (2008, 2009, 2010, 2011, 2012, 2013, 2014) \u003cbr\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cem\u003e\u003cstrong\u003eFits both Manual and Automatic Transmission\u003c\/strong\u003e\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\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-660-9.pdf\" target=\"_blank\"\u003eD-660-9\u003c\/a\u003e\u003c\/b\u003e \/ \u003cb\u003e\u003ca href=\"https:\/\/ww2.arb.ca.gov\/sites\/default\/files\/aftermarket\/devices\/eo\/d-660-11.pdf\" target=\"_blank\"\u003eD-660-11\u003c\/a\u003e\u003c\/b\u003e \/ \u003cb\u003e\u003ca href=\"https:\/\/ww2.arb.ca.gov\/sites\/default\/files\/aftermarket\/devices\/eo\/d-660-39.pdf\" target=\"_blank\"\u003eD-660-39\u003c\/a\u003e\u003c\/b\u003e \/ \u003cb\u003e\u003ca href=\"https:\/\/ww2.arb.ca.gov\/sites\/default\/files\/aftermarket\/devices\/eo\/d-660-83.pdf\" target=\"_blank\"\u003eD-660-83\u003c\/a\u003e\u003c\/b\u003e\u003cb\u003e\u003c\/b\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\u003eZero Leak Technology:\u003c\/b\u003e Features an updated seal design that provides a \u003cb\u003e60% increase in clamping force\u003c\/b\u003e at peak boost, ensuring every psi reaches the engine instead of leaking back into the intake.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLightning Response:\u003c\/b\u003e Reduced control volume by \u003cb\u003e30%\u003c\/b\u003e combined with lightweight internal components means less inertia, allowing the valve to vent pressure instantly between shifts to prevent compressor surge.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e360° Adjustability:\u003c\/b\u003e Equipped with a \u003cb\u003eBanjo-Fitting Vacuum Port\u003c\/b\u003e that rotates freely, making hose routing a breeze in cramped engine bays and eliminating the leak points common with fixed NPT ports.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaintenance Free:\u003c\/b\u003e The oversized \u003cb\u003ePiston O-Ring\u003c\/b\u003e (2x the diameter of previous designs) reduces wear and improves sealing, while the pre-calibrated spring eliminates the need for tedious tension adjustments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCompact Footprint:\u003c\/b\u003e Innovative engineering allows this valve to fit into tight engine bays where bulky aftermarket valves often rub against hoses or frame rails.\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=\"8\"\u003eThe stock bypass valve on most turbocharged cars is the \"weak link\" of the boost system. It’s usually made of plastic, uses a weak rubber diaphragm, and starts to leak as soon as you turn up the boost. The COBB Tuning LF BPV is the cure. \"LF\" stands for more than just a model name; it represents the lightweight, low-friction internals that make this unit special.\u003c\/p\u003e\n\u003cp data-path-to-node=\"9\"\u003eMost aftermarket valves are heavy and lazy. COBB engineers focused on reducing the weight of the moving parts inside the valve. Less weight means less inertia. When the throttle plate closes, the LF BPV reacts faster than heavier competitors. This rapid reaction time is critical for preventing compressor surge (that \"flutter\" sound that actually kills turbos) and keeping the turbo spinning freely between shifts.\u003c\/p\u003e\n\u003cp data-path-to-node=\"10\"\u003eOlder valves required you to \"tune\" the spring tension—too tight and it surges, too loose and it leaks. COBB solved this. The updated spring and seal design creates a 60% increase in clamping force at peak boost without requiring manual adjustment. It holds high pressure when you are wide open throttle but remains compliant enough for smooth operation at idle. Plus, the vacuum port uses a Banjo Bolt setup. Instead of fighting with a stiff vacuum line, you can swivel the port 360 degrees to find the perfect angle.\u003c\/p\u003e\n\u003cp data-path-to-node=\"12\"\u003eBoost leaks are the enemy of horsepower. If the bypass valve is leaking, the turbo has to work harder to make the same power, creating excess heat and lag. The COBB LF BPV is a \"set it and forget it\" reliability upgrade. It seals tight, vents fast, and installs easily. Whether running a stock turbo or a big aftermarket setup, this is the valve that keeps the system pressurized and the engine happy.\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":41901985038416,"sku":"COBB724665","price":405.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0058\/0252\/4785\/files\/724665_main.jpg?v=1765881228","url":"https:\/\/shop.redline360.com\/products\/cobb-bypass-valve-subaru-wrx-hatch-sedan-2008-2014-low-friction-724665","provider":"Redline360","version":"1.0","type":"link"}