Shop 3 8 to 5 16 Transmission Line Adapter

Sponsored
$5.69
$9.99
JEGS Brass Hose Adapter For 3/8 in. To 5/16 in. Hose
JEGS High Performance
12
43% off
$5.69
$9.99
JEGS Brass Hose Adapter For 3/8 in. To 5/16 in. Hose
JEGS High Performance
12
$12.99
SRU 6-5 : Superlok 3/8" O.D. Tube X 5/16" O.D. Tube Reducing Union
Onehydraulics
$12.99
SRU 6-5 : Superlok 3/8" O.D. Tube X 5/16" O.D. Tube Reducing Union
Onehydraulics
$3.59
$3.99
JEGS Brass Adapter Fitting 3/8 in. NPT X 5/8 in. -18 Inverted Flare Female
JEGS High Performance
10% off
$3.59
$3.99
JEGS Brass Adapter Fitting 3/8 in. NPT X 5/8 in. -18 Inverted Flare Female
JEGS High Performance
$14.69
Derale 5/16" Compression Fitting Kit 5/16" Transmission Cooler Line To 3/8" NPT Hose Barb
JEGS High Performance
17
$14.69
Derale 5/16" Compression Fitting Kit 5/16" Transmission Cooler Line To 3/8" NPT Hose Barb
JEGS High Performance
17
$10.99
Joytube Hose Barb Reducer 3/8" To 5/16" Barb Hose ID Stainless Steel Reducing Union Fittings Air Water Fuel (Pack Of 6)
Amazon.com
353
$10.99
Joytube Hose Barb Reducer 3/8" To 5/16" Barb Hose ID Stainless Steel Reducing Union Fittings Air Water Fuel (Pack Of 6)
Amazon.com
353
$3.58
Midland Metal Mfg. | 12055 | 5/16 X 3/8INV.FLARE X MALE ADAPTER
Blackhawk Supply
$3.58
Midland Metal Mfg. | 12055 | 5/16 X 3/8INV.FLARE X MALE ADAPTER
Blackhawk Supply
$6.99
Beduan Brass Hose Barb Reducer, 3/8" To 5/16" Barb Hose ID, Reducing Barb Brabed Fitting Splicer Mender Union Air Water Fuel
Amazon.com
1K+
$6.99
Beduan Brass Hose Barb Reducer, 3/8" To 5/16" Barb Hose ID, Reducing Barb Brabed Fitting Splicer Mender Union Air Water Fuel
Amazon.com
1K+
$621.99
Chevy Engine To Early Ford Transmission Adapter Kit
Speedway Motors
$621.99
Chevy Engine To Early Ford Transmission Adapter Kit
Speedway Motors
$3.92
Midland Industries 18185, 5/16 X 3/8 Compression X MIP Adapterer
Selectum
$5 Off*
$3.92
Midland Industries 18185, 5/16 X 3/8 Compression X MIP Adapterer
Selectum
$5 Off*
$549.95
3978937 | Transmission Adapter | Cummins
Source One Parts Center
$549.95
3978937 | Transmission Adapter | Cummins
Source One Parts Center
$2.67
John Guest PI201210S 3/8" Tube OD X 5/16" Tube OD Reducing Straight Connector | Supplyhouse.Com
SupplyHouse.com
9
$2.67
John Guest PI201210S 3/8" Tube OD X 5/16" Tube OD Reducing Straight Connector | Supplyhouse.Com
SupplyHouse.com
9
$0.49
Midland Metal Mfg. | 33348W | 3/8 BARB X 5/16 BARB NYLON, Plastic Fittings, Plastic Hose Barbs, Reducer Connection
Blackhawk Supply
$0.49
Midland Metal Mfg. | 33348W | 3/8 BARB X 5/16 BARB NYLON, Plastic Fittings, Plastic Hose Barbs, Reducer Connection
Blackhawk Supply
$22.99
9325-06-16X1.5 : Adaptall Straight Steel Rigid Adapter, 3/8-18 (-06) Male NPT X M16 X 1.5 (16Mm) Female Metric
Onehydraulics
$22.99
9325-06-16X1.5 : Adaptall Straight Steel Rigid Adapter, 3/8-18 (-06) Male NPT X M16 X 1.5 (16Mm) Female Metric
Onehydraulics
$7.49
3/8 NPT Male To 5/16 Inch Hose Barb Adapters
Speedway Motors
5
$7.49
3/8 NPT Male To 5/16 Inch Hose Barb Adapters
Speedway Motors
5
$6.79
Dorman Transmission Line Connector With 3/8 Tube X 5/8-18 in. Thread, 800-605
Advance Auto Parts
In store
15% Off*
Curbside
$6.79
Dorman Transmission Line Connector With 3/8 Tube X 5/8-18 in. Thread, 800-605
Advance Auto Parts
15% Off*
$10.00
3/8" To 5/16" Fuel Line Adapter Fitting
Tanks Inc.
$10.00
3/8" To 5/16" Fuel Line Adapter Fitting
Tanks Inc.
$7.00
Automatic Transmission Line Adapters 1975 Bronco 10660 Bronco Graveyard
Jeffs Bronco Graveyard
$7.00
Automatic Transmission Line Adapters 1975 Bronco 10660 Bronco Graveyard
Jeffs Bronco Graveyard
$4.67
Midland Industries 18080, 3/8 X 5/16 REDUCING COMP Union
Selectum
$25 Off*
$4.67
Midland Industries 18080, 3/8 X 5/16 REDUCING COMP Union
Selectum
$25 Off*
$11.23
Parker Hannifin 3/8 X 5/16" Tube Od X 5/8-18 Unf 45° Brass Flared Tube Union Flare X Flare Ends 42F-6-5 - 62250139
Penn Tool Co
$11.23
Parker Hannifin 3/8 X 5/16" Tube Od X 5/8-18 Unf 45° Brass Flared Tube Union Flare X Flare Ends 42F-6-5 - 62250139
Penn Tool Co
$10.99
Oil Cooler Line Fitting TH250 TH350 700R4 4L60 Transmission 5/16 X 1/4 M462C
Classic Transmission Solutions
$10.99
Oil Cooler Line Fitting TH250 TH350 700R4 4L60 Transmission 5/16 X 1/4 M462C
Classic Transmission Solutions
$292.99
Speedway Chevy T-5 Transmission To Flathead Adapter Kit
Speedway Motors
30
$292.99
Speedway Chevy T-5 Transmission To Flathead Adapter Kit
Speedway Motors
30
$31.95
Dorman Products Transmission Cooler Line Quick Connector [5/8-18 in. X 1/2 In.] 2005-2010 Ford Powerstroke F-250/F-350 | 800-617
Thoroughbred Diesel
340
$31.95
Dorman Products Transmission Cooler Line Quick Connector [5/8-18 in. X 1/2 In.] 2005-2010 Ford Powerstroke F-250/F-350 | 800-617
Thoroughbred Diesel
340
$15.99
39220 Transmission Oil Cooler Line Disconnect Tools Compatible With Ford 3/8" & 1/2"
Amazon.com
496
$15.99
39220 Transmission Oil Cooler Line Disconnect Tools Compatible With Ford 3/8" & 1/2"
Amazon.com
496
$21.99
Proto 3/8in Drive Torque Adapter 5/8in - J5120
Acme Tools
$15 Off*
$21.99
Proto 3/8in Drive Torque Adapter 5/8in - J5120
Acme Tools
$15 Off*
$3.52
Push-To-Connect Fitting - Reducer | Tube (Inch): PG 3/8-5/16
PneumaticPlus
$3.52
Push-To-Connect Fitting - Reducer | Tube (Inch): PG 3/8-5/16
PneumaticPlus
$12.60
5/16 in. Flare X 3/8 in. MIP Brass Adapter Fitting (5-Pack)
Home Depot
2
Free shipping
$12.60
5/16 in. Flare X 3/8 in. MIP Brass Adapter Fitting (5-Pack)
Home Depot
2
$1.05
3/8" X 5/16" Tube ID Black Nylon Reduction Coupler
United States Plastic Corporation
$1.05
3/8" X 5/16" Tube ID Black Nylon Reduction Coupler
United States Plastic Corporation
$4.99
2405-05-06-OHI : OHI 0.3125 (5/16") Male JIC X 0.375 (3/8") Female NPT Straight
Onehydraulics
$4.99
2405-05-06-OHI : OHI 0.3125 (5/16") Male JIC X 0.375 (3/8") Female NPT Straight
Onehydraulics
$141.99
OTC Tools 6792-TFA: OTC Transmission Fluid Fill Adapters
Summit Racing
21
Free shipping
$141.99
OTC Tools 6792-TFA: OTC Transmission Fluid Fill Adapters
Summit Racing
21
$10.43
Anderson Metals 5/16" Tube Od X 3/8 Npt Brass Compression Tube Male Connector Comp X Mnpt Ends, 300 Max Psi 750068-0506 - 55509178
Penn Tool Co
$10.43
Anderson Metals 5/16" Tube Od X 3/8 Npt Brass Compression Tube Male Connector Comp X Mnpt Ends, 300 Max Psi 750068-0506 - 55509178
Penn Tool Co
$25.87
S.U.R.&R. GM Transmission Line Connector
Walmart
Free shipping
$25.87
S.U.R.&R. GM Transmission Line Connector
Walmart
Free shipping
$12.63
Lisle 39960 - Ford Transmission Disconnect
Walmart
1
Free shipping
$12.63
Lisle 39960 - Ford Transmission Disconnect
Walmart
1
$23.98
5/16" Transmission Line Adapter Fittings & Washers 4Pc Set 1960-1987 GM Vehicles
USA eBay
2
Free shipping
$23.98
5/16" Transmission Line Adapter Fittings & Washers 4Pc Set 1960-1987 GM Vehicles
USA eBay
2
$15.46
5/16 in. ID Hose Barb X 3/8 in. MIP Lead Free Brass Adapter Fitting (5-Pack)
Home Depot
1
Free shipping
$15.46
5/16 in. ID Hose Barb X 3/8 in. MIP Lead Free Brass Adapter Fitting (5-Pack)
Home Depot
1
$17.95
Adapter, M 5/8, 11/ F 5/16, 24 X 3/8, 24 8818P11
First Industrial Supplies
$17.95
Adapter, M 5/8, 11/ F 5/16, 24 X 3/8, 24 8818P11
First Industrial Supplies
$149.99
OTC Tools 7118: OTC Transmission Adapter Kits
Summit Racing
8
Free shipping
$149.99
OTC Tools 7118: OTC Transmission Adapter Kits
Summit Racing
8
See more
See less
    Some results have been hidden because they may be inaccessible to you.Show inaccessible results
    See more images

    Shop 3 8 to 5 16 Transmission Line Adapter

    Sponsored
    $5.69
    $9.99
    JEGS Brass Hose Adapter For 3/8 in. To 5/16 in. Hose
    JEGS High Performance
    12
    43% off
    $5.69
    $9.99
    JEGS Brass Hose Adapter For 3/8 in. To 5/16 in. Hose
    JEGS High Performance
    12
    $12.99
    SRU 6-5 : Superlok 3/8" O.D. Tube X 5/16" O.D. Tube Reducing Union
    Onehydraulics
    $12.99
    SRU 6-5 : Superlok 3/8" O.D. Tube X 5/16" O.D. Tube Reducing Union
    Onehydraulics
    $3.59
    $3.99
    JEGS Brass Adapter Fitting 3/8 in. NPT X 5/8 in. -18 Inverted Flare Female
    JEGS High Performance
    10% off
    $3.59
    $3.99
    JEGS Brass Adapter Fitting 3/8 in. NPT X 5/8 in. -18 Inverted Flare Female
    JEGS High Performance
    $14.69
    Derale 5/16" Compression Fitting Kit 5/16" Transmission Cooler Line To 3/8" NPT Hose Barb
    JEGS High Performance
    17
    $14.69
    Derale 5/16" Compression Fitting Kit 5/16" Transmission Cooler Line To 3/8" NPT Hose Barb
    JEGS High Performance
    17
    $10.99
    Joytube Hose Barb Reducer 3/8" To 5/16" Barb Hose ID Stainless Steel Reducing Union Fittings Air Water Fuel (Pack Of 6)
    Amazon.com
    353
    $10.99
    Joytube Hose Barb Reducer 3/8" To 5/16" Barb Hose ID Stainless Steel Reducing Union Fittings Air Water Fuel (Pack Of 6)
    Amazon.com
    353
    $3.58
    Midland Metal Mfg. | 12055 | 5/16 X 3/8INV.FLARE X MALE ADAPTER
    Blackhawk Supply
    $3.58
    Midland Metal Mfg. | 12055 | 5/16 X 3/8INV.FLARE X MALE ADAPTER
    Blackhawk Supply
    $6.99
    Beduan Brass Hose Barb Reducer, 3/8" To 5/16" Barb Hose ID, Reducing Barb Brabed Fitting Splicer Mender Union Air Water Fuel
    Amazon.com
    1K+
    $6.99
    Beduan Brass Hose Barb Reducer, 3/8" To 5/16" Barb Hose ID, Reducing Barb Brabed Fitting Splicer Mender Union Air Water Fuel
    Amazon.com
    1K+
    $621.99
    Chevy Engine To Early Ford Transmission Adapter Kit
    Speedway Motors
    $621.99
    Chevy Engine To Early Ford Transmission Adapter Kit
    Speedway Motors
    $3.92
    Midland Industries 18185, 5/16 X 3/8 Compression X MIP Adapterer
    Selectum
    $5 Off*
    $3.92
    Midland Industries 18185, 5/16 X 3/8 Compression X MIP Adapterer
    Selectum
    $5 Off*
    $549.95
    3978937 | Transmission Adapter | Cummins
    Source One Parts Center
    $549.95
    3978937 | Transmission Adapter | Cummins
    Source One Parts Center
    $2.67
    John Guest PI201210S 3/8" Tube OD X 5/16" Tube OD Reducing Straight Connector | Supplyhouse.Com
    SupplyHouse.com
    9
    $2.67
    John Guest PI201210S 3/8" Tube OD X 5/16" Tube OD Reducing Straight Connector | Supplyhouse.Com
    SupplyHouse.com
    9
    $0.49
    Midland Metal Mfg. | 33348W | 3/8 BARB X 5/16 BARB NYLON, Plastic Fittings, Plastic Hose Barbs, Reducer Connection
    Blackhawk Supply
    $0.49
    Midland Metal Mfg. | 33348W | 3/8 BARB X 5/16 BARB NYLON, Plastic Fittings, Plastic Hose Barbs, Reducer Connection
    Blackhawk Supply
    $22.99
    9325-06-16X1.5 : Adaptall Straight Steel Rigid Adapter, 3/8-18 (-06) Male NPT X M16 X 1.5 (16Mm) Female Metric
    Onehydraulics
    $22.99
    9325-06-16X1.5 : Adaptall Straight Steel Rigid Adapter, 3/8-18 (-06) Male NPT X M16 X 1.5 (16Mm) Female Metric
    Onehydraulics
    $7.49
    3/8 NPT Male To 5/16 Inch Hose Barb Adapters
    Speedway Motors
    5
    $7.49
    3/8 NPT Male To 5/16 Inch Hose Barb Adapters
    Speedway Motors
    5
    $6.79
    Dorman Transmission Line Connector With 3/8 Tube X 5/8-18 in. Thread, 800-605
    Advance Auto Parts
    In store
    15% Off*
    Curbside
    $6.79
    Dorman Transmission Line Connector With 3/8 Tube X 5/8-18 in. Thread, 800-605
    Advance Auto Parts
    15% Off*
    $10.00
    3/8" To 5/16" Fuel Line Adapter Fitting
    Tanks Inc.
    $10.00
    3/8" To 5/16" Fuel Line Adapter Fitting
    Tanks Inc.
    $7.00
    Automatic Transmission Line Adapters 1975 Bronco 10660 Bronco Graveyard
    Jeffs Bronco Graveyard
    $7.00
    Automatic Transmission Line Adapters 1975 Bronco 10660 Bronco Graveyard
    Jeffs Bronco Graveyard
    $4.67
    Midland Industries 18080, 3/8 X 5/16 REDUCING COMP Union
    Selectum
    $25 Off*
    $4.67
    Midland Industries 18080, 3/8 X 5/16 REDUCING COMP Union
    Selectum
    $25 Off*

    • Advance Adapters & Parts | at Summit Racing Equipment

      https://www.summitracing.com › Advance › Adapters
      SponsoredTrans Cooler Lines, Slip Yoke Eliminators, Flexplate Adapter Kits, Motor Mounts and more. Big Selection of Parts and Adapters at Low Prices. Free Shipping Over $109. Order Today!
      Site visitors: Over 100K in the past month

      Fast Delivery · Gift Cards · Easy Returns · Tech Advice Available

      Types: Transmission & Drivetrain, Transmissions, Fuel Type, Filters and more