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Fluidyne High Performance

Fluidyne Remote Billet Radiator Filler Necks

5.0 out of 5 stars 2 Customer Reviews

Fluidyne remote billet radiator filler necks combine beauty and performance under your hood. Built from billet aluminum with a highly polished or chrome finish, the 5 in. long universal replacements come in three diameters: 1 1/4 in., 1 1/2 in., and 1 3/4 in. The filler necks feature a 1/4 in. male hose barb fitting and a high-quality Fluidyne cap to top it off (16 psi).

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Fluidyne Remote Billet Radiator Filler Necks ACC.RFNPOL175

Fluidyne Remote Billet Radiator Filler Necks ACC.RFNPOL175

Fluidyne Remote Billet Radiator Filler Necks ACC.RFNPOL175

Radiator Filler Necks, Billet, Remote Filler Neck, Aluminum, Polished Finish, 1.75 in. Inlet/Outlet Size, 1/4 in. Hose Barb Overflow, with Cap, Each

Part Number: FLD-ACCRFNPOL175

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Fluidyne Remote Billet Radiator Filler Necks ACC.RFNCHR125

Fluidyne Remote Billet Radiator Filler Necks ACC.RFNCHR125

Fluidyne Remote Billet Radiator Filler Necks ACC.RFNCHR125

Radiator Filler Necks, Billet, Remote Filler Neck, Aluminum, Chrome Finish, 1.25 in. Inlet/Outlet Size, 1/4 in. Hose Barb Overflow, with Cap, Each

Part Number: FLD-ACCRFNCHR125

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 11, 2025 if ordered today

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Estimated Ship Date: Dec 11, 2025 if ordered today

Fluidyne Remote Billet Radiator Filler Necks ACC.RFNCHR150

Fluidyne Remote Billet Radiator Filler Necks ACC.RFNCHR150

Fluidyne Remote Billet Radiator Filler Necks ACC.RFNCHR150

Radiator Filler Necks, Billet, Remote Filler Neck, Aluminum, Chrome Finish, 1.50 in. Inlet/Outlet Size, 1/4 in. Hose Barb Overflow, with Cap, Each

Part Number: FLD-ACCRFNCHR150

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2025 if ordered today

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Estimated Ship Date: Dec 11, 2025 if ordered today

Fluidyne Remote Billet Radiator Filler Necks ACC.RFNPOL125

Fluidyne Remote Billet Radiator Filler Necks ACC.RFNPOL125

Fluidyne Remote Billet Radiator Filler Necks ACC.RFNPOL125

Radiator Filler Necks, Billet, Remote Filler Neck, Aluminum, Polished Finish, 1.25 in. Inlet/Outlet Size, 1/4 in. Hose Barb Overflow, with Cap, Each

Part Number: FLD-ACCRFNPOL125

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2025 if ordered today

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Estimated Ship Date: Dec 11, 2025 if ordered today

Fluidyne Remote Billet Radiator Filler Necks ACC.RFNCHR175

Fluidyne Remote Billet Radiator Filler Necks ACC.RFNCHR175

Fluidyne Remote Billet Radiator Filler Necks ACC.RFNCHR175

Radiator Filler Necks, Billet, Remote Filler Neck, Aluminum, Chrome Finish, 1.75 in. Inlet/Outlet Size, 1/4 in. Hose Barb Overflow, with Cap, Each

Part Number: FLD-ACCRFNCHR175

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2025 if ordered today

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Estimated Ship Date: Dec 11, 2025 if ordered today

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