C4 Trans Cooler Line Fitting, 1/2-20 Male SAE x 1/4-18 Male NPT SKU: F2610

C4 Automatic Transmission Cooler Line Fitting | 1/2-20 SAE to 1/4-18 NPT

This cooler line adapter fitting allows you to adapt the stock C4 transmission cooler hard lines (with 1/2-20 SAE threads) to 1/4" NPT pipe thread—ideal for use with aftermarket coolers or custom radiator setups. It’s a must-have when you're ditching the stock copper/brass radiator and upgrading your transmission cooling system.

Note: Not compatible with factory-style radiators. If you're using the original radiator, go with a 1/2-20 SAE to 1/8" NPT fitting.

• Thread Size: 1/2-20 Male SAE to 1/4-18 Male NPT

• Purpose: Adapts stock C4 cooler lines to aftermarket 1/4" pipe thread ports

• Material: High-quality, corrosion-resistant construction

• Use Case: For use with aftermarket radiators or stand-alone transmission coolers

Upgrading your ride to a modern cooler - this fitting seamlessly adapts your stock C4 cooler lines to 1/4 NPT - not for use with factory copper/brass radiators.