{"product_id":"fuelit-stage3-lpfp-b58-fchassis","title":"Fuel-It! Stage 3 Dual LPFP — B58 \/ B48 (F-Chassis)","description":"\u003cp\u003e\u003cstrong\u003eFuel-It! Stage 3 dual low-pressure fuel pump for the F-chassis B58\/B48 — the high-power, E85 answer on the in-tank side.\u003c\/strong\u003e It keeps the factory primary pump (EKP behaves normally) and adds a boost-triggered secondary Walbro.\u003c\/p\u003e\n\u003ch3\u003eWhat it is\u003c\/h3\u003e\n\u003cp\u003eA dual-pump kit: the stock LPFP plus a secondary Walbro 450 (525 optional) on a secondary harness, triggered under boost by a Hobbs switch. Fuel-It's guidance: up to about 700 whp on the 450; step to the 525 beyond that.\u003c\/p\u003e\n\u003ch3\u003eWhere it fits in the build\u003c\/h3\u003e\n\u003cp\u003eLow-pressure (in-tank) side; feeds an upgraded high-pressure pump. We tune the engine to the fuel system.\u003c\/p\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cp\u003eGen1 B58 \/ B48 (F-chassis) — F22\/F23, F30\/F31, F32\/F33. Confirm your chassis in the selector.\u003c\/p\u003e\n\u003cp\u003eSourcing fueling with the tune? The \u003ca href=\"\/products\/fueling-kit-b58\"\u003eFueling Kit — B58\u003c\/a\u003e bundles the matched parts + calibration for 8% under à la carte.\u003c\/p\u003e","brand":"Fuel-It!","offers":[{"title":"Walbro 450","offer_id":43280732520509,"sku":"FI-LPFP-S3-B58F","price":1105.0,"currency_code":"USD","in_stock":true},{"title":"Walbro 525","offer_id":43280732553277,"sku":"FI-LPFP-S3-B58F-525","price":1180.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/2553\/8109\/files\/FuelIt__fuel-it-bmw-f-chassis-b58-walbro-stage-3-lpfp-upgrade__1.jpg?v=1781742108","url":"https:\/\/essewerks.com\/products\/fuelit-stage3-lpfp-b58-fchassis","provider":"Esse Werks","version":"1.0","type":"link"}