Radiator Filler Necks

Radiator Aluminum Filler Neck

Filler Neck - Weld-On - Cap Style - Aluminum - Universal - Each

Filler Neck 2013+ Scion FRS/Subaru BRZ/Toyota 86

Radiator Filler Neck - Hose Mount - Cap Style - Clamp-On - 1-9/16 in Diameter - Cap Included - Aluminum - Polished - Each

Weld On Radiator Filler Neck - 42mm ID (1.65in) VIB20982

Filler Neck - Weld-On - Cap Style - 1/8 in NPT Port - 5/16 Hose Barb Fitting Included - Billet Aluminum - Natural - Universal - Each

Weld On Radiator Filler Neck - 32mm ID (1.25in) VIB20980

Filler Neck - Weld-On - Cap Style - 1/16 in NPT Port - 1/8 Hose Barb Fitting Included - Billet Aluminum - Natural - Universal - Each

Billet Filler Neck - Small Design MOR63488

Filler Neck - Small - Weld-On - Cap Style - 1/16 in NPT Port - 1/4 in Hose Barb Fitting Included - Billet Aluminum - Natural - Universal - Each

#20AN Billet Filler Neck 3/8in NPT Female Ports MOR63476

Water Neck Manifold - 1 in Tall - 20 AN Male x Dual 3/8 in NPT Female Ports - Billet Aluminum - Clear Anodize - Chevy V6 / V8 - Kit

Radiator Fitting 1/8in. NPT HOW3434

Fitting - Adapter - Straight - 1/4 in Hose Barb to 1/8 in NPT Male - Brass - Natural - Each

Billet Radiator Filler Neck HOW34301

Filler Neck - Cap Style - Weld-On - 1/8 in NPT Female Port - Billet Aluminum - Natural - Universal - Each

Water Outlet Filler Neck CAN80-100

Water Neck Blockoff - 16 AN Male Fitting - Aluminum - Natural - Chevy V8 - Each

Filler Neck CAN80-090

Filler Neck - Manifold Mount - Cap Style - Bolt-On - Steel - Cadmium - Chevy V8 - Each