Shopping Cart

Your cart is empty.

Your cart is empty.

Dorman 800-678 Line Splice for 5/16 Inch Aluminum Line

5.0 Write Review
Free shipping on orders over $29.99

$25.77

$ 12 .23 $12.23

In Stock

About this item

  • Dorman's Air Conditioning Line Connectors make leaks a distant memory
  • Save time and money by repairing only the damaged section, not the entire A/C line assembly
  • Sturdy aluminum construction
  • Easy to install; for 5/16 inch line with #6 hose
  • Also available as part of Dorman's A/C line repair kit


Remarkably durable against corrosion and rust, Dorman's Air Conditioning Line Connectors make leaks a distant memory. Return air conditioning to original operating temperatures and prevent future breakdowns.


Recommended Products
Solenoid Valve Magnet Tool With Case | Solenoid Magnet | HVAC Troubleshooting Tool | Premium Durability | Fits Most Industry Valves

$27.65

$ 12 .23 $12.23

4.5
Select Option
R1234YF Refrigerant Kit, R1234YF Recharge Hose with Gauge, Self-Sealing Adapter, Low Side Quick Coupler

$21.59

$ 11 .51 $11.51

4.4
Select Option
ZNDAW AC Orifice Tube Removal Tool, Professional Stainless Steel A/C Orifice Tube Remover, Air Conditioning Tubes Remover Installer Tools for Vehicle Repair, Car Accessories (Golden)

$17.15

$ 7 .91 $7.91

4.5
Select Option
Oumefar Professional Quick Couplers Air Conditioner Service Port Adapter Safety Quick Connector Fit for R1234yf Refrigerants

$16.55

$ 7 .19 $7.19

4.5
Select Option
Motoforti Universal, Oil and Dye Injectors Kit 30ml/1 Oz Hand Push Compressor Manual AC Oil Dye Injector, Connector Refrigerant Tool, Plastic, Metal, Transparent, 1 Set

$16.55

$ 8 .63 $8.63

4.9
Select Option
Cabilock Nitrogen Pressure Tester Gauge for Air Conditioner Refrigeration Easy to Use Durable

$15.54

$ 6 .47 $6.47

4.6
Select Option
R134A Refrigerant Straight Compact Ball Valve, 3 PCS Color Coded Shut-Off Valve Adapter 1/4' SAE Thread, Replacement for HVAC A/C R134A R12 R22 R502 Charging Hoses Air Conditioning Refrigerant Tools

$19.43

$ 8 .63 $8.63

4.5
Select Option
Tectonic A/C Repair Fittings | Straight Line Standard Multi Size A/C Repair Splice 1/2', 3/8' & 5/16' | Replacement for FMSI Universal 76000, Dorman - OE Solutions 800-641, 800-642, 800-643

$56.16

$ 28 .07 $28.07

4.9
Select Option