Air and Fuel› Fuel Pumps, Regulators and Components
Spool
B58 Stage 3 Low-Pressure Fuel Pump Kit
SKU: SP-B58-LPDI-3
Moderate — 2–4 hours
Description
Included in the kit are a genuine Walbro 450 fuel pump modified with a quick connect fitting, a billet aluminum pump holder, filter and pump side quick connect hoses, spare nylon hose, crimp and screw-on clamps, an activation harness, a boost-activated switch, a boost reference adapter, and a hardware pack.
Fitment
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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Spool |
| Part Number | SP-B58-LPDI-3 |
| Category | Air and Fuel |
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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