{"product_id":"spool-fx200-hpfp-b58-gen1","title":"Spool Performance FX-200 High-Pressure Fuel Pump — B58 Gen1 (F-Chassis)","description":"\u003cp\u003e\u003cstrong\u003eSpool Performance FX-200 high-pressure fuel pump for the Gen1 B58 — the direct-injection pump that clears the Stage 2\/3 fueling ceiling.\u003c\/strong\u003e The factory DI pump runs out of volume as boost and ethanol climb, and the tune starts trimming power to hold rail pressure. The FX-200 roughly doubles stock flow, so fuel stops being the limit.\u003c\/p\u003e\n\u003ch3\u003eWhat it is\u003c\/h3\u003e\n\u003cp\u003eA direct, plug-and-play replacement for the OEM high-pressure (direct-injection) pump — about twice stock flow, E85-compatible. A matching calibration is loaded before first start.\u003c\/p\u003e\n\u003ch3\u003eWhere it fits in the build\u003c\/h3\u003e\n\u003cp\u003eHigh-pressure (DI) side; pair it with an upgraded low-pressure in-tank pump on a Stage 3 build. We tune the engine to the fuel system.\u003c\/p\u003e\n\u003ch3\u003eOptions\u003c\/h3\u003e\n\u003cp\u003eSpool offers a wireless ethanol-content analyzer, a 10-micron inline filter, and a stainless high-pressure line as add-ons — tell us if you want them specced in.\u003c\/p\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cp\u003eGen1 B58 (F-chassis) — M240i (F22\/F23), 340i (F30\/F31\/F34), 440i (F32\/F33\/F36), 540i (F10). 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 pump + calibration for 8% under à la carte.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"None \/ None \/ None","offer_id":43280682647613,"sku":"SP-FX-200-B58-1452F","price":2205.0,"currency_code":"USD","in_stock":true},{"title":"None \/ None \/ With Stainless HP Line","offer_id":43280682680381,"sku":"SP-FX-200-B58-1452F-SS","price":2304.0,"currency_code":"USD","in_stock":true},{"title":"None \/ With 10-Micron Filter \/ None","offer_id":43280682713149,"sku":"SP-FX-200-B58-1452F-F","price":2354.0,"currency_code":"USD","in_stock":true},{"title":"None \/ With 10-Micron Filter \/ With Stainless HP Line","offer_id":43280682745917,"sku":"SP-FX-200-B58-1452F-F-SS","price":2453.0,"currency_code":"USD","in_stock":true},{"title":"Use my existing \/ None \/ None","offer_id":43280682778685,"sku":"SP-FX-200-B58-1452F-UE","price":2205.0,"currency_code":"USD","in_stock":true},{"title":"Use my existing \/ None \/ With Stainless HP Line","offer_id":43280682811453,"sku":"SP-FX-200-B58-1452F-UE-SS","price":2304.0,"currency_code":"USD","in_stock":true},{"title":"Use my existing \/ With 10-Micron Filter \/ None","offer_id":43280682844221,"sku":"SP-FX-200-B58-1452F-UE-F","price":2354.0,"currency_code":"USD","in_stock":true},{"title":"Use my existing \/ With 10-Micron Filter \/ With Stainless HP Line","offer_id":43280682876989,"sku":"SP-FX-200-B58-1452F-UE-F-SS","price":2453.0,"currency_code":"USD","in_stock":true},{"title":"Include \/ None \/ None","offer_id":43280682909757,"sku":"SP-FX-200-B58-1452F-EA","price":2554.0,"currency_code":"USD","in_stock":true},{"title":"Include \/ None \/ With Stainless HP Line","offer_id":43280682942525,"sku":"SP-FX-200-B58-1452F-EA-SS","price":2653.0,"currency_code":"USD","in_stock":true},{"title":"Include \/ With 10-Micron Filter \/ None","offer_id":43280682975293,"sku":"SP-FX-200-B58-1452F-EA-F","price":2703.0,"currency_code":"USD","in_stock":true},{"title":"Include \/ With 10-Micron Filter \/ With Stainless HP Line","offer_id":43280683008061,"sku":"SP-FX-200-B58-1452F-EA-F-SS","price":2802.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/2553\/8109\/files\/spool-fx200-hpfp-ew03.webp?v=1781742887","url":"https:\/\/essewerks.com\/products\/spool-fx200-hpfp-b58-gen1","provider":"Esse Werks","version":"1.0","type":"link"}