{"product_id":"wcf100023-lb7-duramax-fuel-pressure-relief-valve-delete-kit","title":"Wehrli 01-04 Chevrolet 6.6L LB7 Duramax Fuel Pressure Relief Valve Delete Kit","description":"\u003ch4\u003eClear The Way For A Bigger Y-Bridge Without Fighting Factory Plumbing\u003c\/h4\u003e\n\u003cp\u003eUpgrading to a larger Y-bridge on your LB7 is a great power move until you realize the factory fuel pressure relief valve sits right where your new intake needs clearance. The WCF100023 kit from Wehrli Custom Fabrication removes that valve and blocks it off cleanly, giving your larger Y-bridge the room it needs while keeping your fuel system sealed and functional on the return side.\u003c\/p\u003e\n\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eRemoves the factory fuel pressure relief valve for Y-bridge clearance\u003c\/li\u003e\n\u003cli\u003eStainless steel block off plug resists corrosion under the hood\u003c\/li\u003e\n\u003cli\u003eIncludes 5\/16 inch fuel line and brass tee fitting for a clean return route\u003c\/li\u003e\n\u003cli\u003eHose clamps included for a secure, leak free connection\u003c\/li\u003e\n\u003cli\u003eSimple bolt-on kit installs with basic hand tools\u003c\/li\u003e\n\u003cli\u003ePart number WCF100023 designed specifically for the LB7 intake runner\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eVehicle Fitment\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eYear Range\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2001-2004\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eSilverado 2500HD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2001-2004\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eSilverado 3500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2001-2004\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSierra 2500HD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2001-2004\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSierra 3500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003eFits any 2001-2004 truck equipped with the 6.6L LB7 Duramax diesel engine.\u003c\/p\u003e\n\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number\u003c\/td\u003e\n\u003ctd\u003eWCF100023\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eWehrli Custom Fabrication\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlock Off Plug Material\u003c\/td\u003e\n\u003ctd\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFuel Line Size\u003c\/td\u003e\n\u003ctd\u003e5\/16 Inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFitting Type\u003c\/td\u003e\n\u003ctd\u003eBrass Tee Fitting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Application\u003c\/td\u003e\n\u003ctd\u003e6.6L LB7 Duramax\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCondition\u003c\/td\u003e\n\u003ctd\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch4\u003eWhat's Included\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e1x Stainless Steel Block Off Plug\u003c\/li\u003e\n\u003cli\u003e1x 5\/16 Inch Fuel Line\u003c\/li\u003e\n\u003cli\u003e1x 5\/16 Inch Brass Tee Fitting\u003c\/li\u003e\n\u003cli\u003eHose Clamps\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eAbout Wehrli Custom Fabrication\u003c\/h4\u003e\n\u003cp\u003eWehrli Custom Fabrication, known as WCFab, has been building precision diesel performance parts for Duramax, Power Stroke, and Cummins platforms for years. Their fuel system components and Y-bridge clearance kits are designed to solve the real fitment problems diesel owners run into when upgrading intake and turbo hardware.\u003c\/p\u003e\n\n\u003ch4\u003eFrequently Asked Questions\u003c\/h4\u003e\n\u003cstrong\u003eWhat is the WCF100023?\u003c\/strong\u003e\n\u003cp\u003eThe WCF100023 is a fuel pressure relief valve delete kit from Wehrli Custom Fabrication that removes the factory relief valve on the LB7 intake runner to provide clearance for larger aftermarket Y-bridges.\u003c\/p\u003e\n\u003cstrong\u003eDo I need this kit if I am not installing a larger Y-bridge?\u003c\/strong\u003e\n\u003cp\u003eNo, this kit is specifically intended for owners upgrading to a larger Y-bridge that would otherwise contact the factory relief valve. If you are running the stock Y-bridge, you likely do not need this kit.\u003c\/p\u003e\n\u003cstrong\u003eWill removing the relief valve affect my fuel system pressure?\u003c\/strong\u003e\n\u003cp\u003eThis kit blocks off the relief valve port and reroutes the return line through the included fittings, so your fuel system continues to operate normally without the relief valve in place.\u003c\/p\u003e\n\u003cstrong\u003eDoes this kit require welding or cutting?\u003c\/strong\u003e\n\u003cp\u003eNo, this is a bolt-on kit that uses the factory mounting location and included hose clamps and fittings for a clean installation.\u003c\/p\u003e\n\u003cstrong\u003eCan I install this kit myself at home?\u003c\/strong\u003e\n\u003cp\u003eYes, this is a straightforward install with basic hand tools. Most owners complete it in under an hour.\u003c\/p\u003e\n\u003cstrong\u003eWill this work with any aftermarket Y-bridge?\u003c\/strong\u003e\n\u003cp\u003eThe WCF100023 clears clearance issues for most larger aftermarket Y-bridges, but always check your specific Y-bridge manufacturer's fitment notes since bridge designs vary.\u003c\/p\u003e\n\u003cstrong\u003eDoes this kit come with a warranty?\u003c\/strong\u003e\n\u003cp\u003eWehrli Custom Fabrication backs this kit against manufacturing defects. Reach out to us with your order details if you run into any issues.\u003c\/p\u003e\n\u003cstrong\u003eCan I return this if I no longer need it?\u003c\/strong\u003e\n\u003cp\u003eYes, unused kits in original condition can be returned within our standard return window. Contact our support team to start the process.\u003c\/p\u003e\n\u003cstrong\u003eIs a fuel system bleed needed after installation?\u003c\/strong\u003e\n\u003cp\u003eYes, it is good practice to check for leaks and prime the fuel system after installation before driving.\u003c\/p\u003e\n\n\u003ch4\u003eInstall Instructions\u003c\/h4\u003e\n\u003col\u003e\n\u003cli\u003eRelieve fuel system pressure before beginning work\u003c\/li\u003e\n\u003cli\u003eLocate the factory fuel pressure relief valve on top of the LB7 intake runner\u003c\/li\u003e\n\u003cli\u003eRemove the factory relief valve and associated fuel line\u003c\/li\u003e\n\u003cli\u003eInstall the stainless steel block off plug in place of the relief valve\u003c\/li\u003e\n\u003cli\u003eConnect the included 5\/16 inch fuel line and brass tee fitting to reroute the return line\u003c\/li\u003e\n\u003cli\u003eSecure all connections with the included hose clamps\u003c\/li\u003e\n\u003cli\u003eCheck all fittings for tightness and inspect for leaks\u003c\/li\u003e\n\u003cli\u003eStart the engine and verify no fuel leaks are present before driving\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Wehrli","offers":[{"title":"Default Title","offer_id":46141824204879,"sku":"WCFWCF100023","price":72.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/wcf100023-lb7-fuel-pressure-relief-valve-delete.webp?v=1784730378","url":"https:\/\/www.blackopsautoworks.com\/products\/wcf100023-lb7-duramax-fuel-pressure-relief-valve-delete-kit","provider":"Black Ops Auto Works","version":"1.0","type":"link"}