CSR Performance Thermostats, Housings & Fillers

Radiator Hose Filler, Aluminum, Natural, Inline, -16 AN to -16 AN, Each

Part Number: CSI-974

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/20/2025

Radiator Hose Filler, Inline, Aluminum, Natural, -12 AN to -12 AN, Each

Part Number: CSI-975

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

Water Neck, Billet Aluminum, Clear Anodized, Swivel, 90 Degree, Chevy, Big/Small Block, Each

Part Number: CSI-912C

3.83 out of 5 stars ( 6 )

Estimated Ship Date: Monday 10/20/2025

#10AN TO #10AN RADIATOR HOSE FILLER

Part Number: CSI-977

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025

Radiator Hose Filler, Inline, Aluminum, Natural, 1.5 in./1.5 in., Each

Part Number: CSI-973

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/20/2025

Water Neck, Straight Up, O-ring Style, Billet Aluminum, Clear Anodized, Chevy, Each

Part Number: CSI-911LS115C

Not Yet Reviewed

Estimated Ship Date: Monday 10/20/2025