{"product_id":"spool-stage-3-lpfp-diy-bmw-s58","title":"Spool Stage 3 DIY Low-Pressure Fuel Pump – BMW S58","description":"\u003cp\u003e\u003cstrong\u003eSpool Stage 3 DIY Low-Pressure Fuel Pump for BMW S58\u003c\/strong\u003e is a secondary-pump upgrade designed around a simple in-tank bracket system and customer-selectable pump activation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWalbro 450 or Walbro 525 pump choice\u003c\/li\u003e\n\u003cli\u003eThree secondary-pump activation choices: Hobbs switch, ReFlex plug-and-play or ReFlex flying lead\u003c\/li\u003e\n\u003cli\u003eSupplier states installation uses a compact clip and bracket arrangement in the OEM tank\u003c\/li\u003e\n\u003cli\u003eHobbs-switch configuration activates the secondary pump at approximately 10 psi\u003c\/li\u003e\n\u003cli\u003eReFlex flying-lead configuration uses a tuner-controlled ground trigger\u003c\/li\u003e\n\u003cli\u003eReFlex plug-and-play configuration is intended for compatible full replacement ReFlex harnesses\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e Spool confirms S58 G-chassis fitment. The supplier does not confirm F97\/F98 fitment for this DIY kit, so this M Lab listing is routed to G80\/G81\/G82\/G83\/G87 applications only.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Spool recommends the Walbro 450 for most applications. The Walbro 525 has higher current draw and should be matched to an appropriate control strategy.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDispatch:\u003c\/strong\u003e Special order — allow 2–3 weeks.\u003c\/p\u003e","brand":"Spool Performance","offers":[{"title":"Walbro 450 (Recommended) \/ Hobbs switch secondary pump activation","offer_id":49973690564850,"sku":"SP-S58-DIYLPFP-450-HOBBS","price":1771.0,"currency_code":"AUD","in_stock":true},{"title":"Walbro 450 (Recommended) \/ Reflex controller - plug and play secondary pump activation","offer_id":49973690597618,"sku":"SP-S58-DIYLPFP-450-REFLEX-PNP","price":1771.0,"currency_code":"AUD","in_stock":true},{"title":"Walbro 450 (Recommended) \/ Reflex controller flying lead secondary pump activation","offer_id":49973690630386,"sku":"SP-S58-DIYLPFP-450-REFLEX-FLY","price":1771.0,"currency_code":"AUD","in_stock":true},{"title":"Walbro 525 \/ Hobbs switch secondary pump activation","offer_id":49973690663154,"sku":"SP-S58-DIYLPFP-525-HOBBS","price":1771.0,"currency_code":"AUD","in_stock":true},{"title":"Walbro 525 \/ Reflex controller - plug and play secondary pump activation","offer_id":49973690695922,"sku":"SP-S58-DIYLPFP-525-REFLEX-PNP","price":1771.0,"currency_code":"AUD","in_stock":true},{"title":"Walbro 525 \/ Reflex controller flying lead secondary pump activation","offer_id":49973690728690,"sku":"SP-S58-DIYLPFP-525-REFLEX-FLY","price":1771.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0845\/4825\/5986\/files\/diy_pump2.jpg?v=1787618844","url":"https:\/\/mlab-boostandtune.com\/products\/spool-stage-3-lpfp-diy-bmw-s58","provider":"M Lab by Boost \u0026 Tune","version":"1.0","type":"link"}