Transmission Line Adapter Fittings

Transmission Line Adapter, Brass, Male 5/8 in.-18 Inverted Flare, Pair

Part Number: HDA-390

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/12/2026

Transmission Cooler Adapter, Billet Aluminum, Black Anodized, -6AN, 6L80, 6L80E, 6L90, 6L90E, Each

Part Number: EAR-1133ERL

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

Transmission Line Adapter Fittings, Transmission Oil Cooler Fittings, Steel, 5/16 in. Male Threads, Female Inverted Flare, AMC, Chevy, Ford, GMC, Each

Part Number: FSS-53020

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/12/2026

Fitting, Transmission Line Adapter, 1/4 in. NPS to 1/2-20 in. Inverted Flare, Each

Part Number: RNB-800-753

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/12/2026

Transmission Line Adapter, Brass, Snap-In, Each

Part Number: HDA-397

4.78 out of 5 stars ( 18 )

Estimated Ship Date: Monday 1/12/2026

Trans. Line Connector, Brass, Each

Part Number: RNB-800-605

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/12/2026

Transmission Line Adapter Fittings, Transmission Line Connectors, Steel, Natural, 1/4 in. NPS Male Threads, 5/16 in. Female Threads, Ford, Each

Part Number: RNB-800-609

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

Fitting, Transmission Cooler Line Connector, Steel, Natural, 9/16-18 in. Male Threads, 3/8 in. Quick-connect, 4T65E, Buick, Chevy, Pontiac, Saturn

Part Number: RNB-800-614

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/12/2026

Transmission Line Connector - Tube Size 1/2 - Thread 9/16-18 UNF

Part Number: RNB-800-619

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026