TransferFlow Auxiliary Tanks

transferflow auxiliary tanks

California Prop 65 Warning

Warning: Cancer and Reproductive Harm. Go to https://www.p65warnings.ca.gov for more information.

auxiliary tanks

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  • Recommended for drivers with short or long bed trucks who need additional fuel capacity
  • Fits under most tonneau bed covers
  • Robot-welded seams provide extraordinary strength
  • Our fuel tank systems include all components needed for installation
  • TRAX 3 – computer-controlled automatic fuel transfers
  • Built from ReliaSteel, U.S. aluminium steel powder coated black for superior durability and strength
  • Baffled to prevent fuel sloshing
  • 6 year, unlimited mile warranty
  • Made in the USA
Part # Gallon Finish Length Width Height
0800116180* 37 BLK 50″(1) 19 1/2″(2) 17 7/8″
080BL16180* 37 BLKPC 50″ 20 1/2″ 18 7/8″
0800116637** 40 BLK 48″ 16 3/8″(2) 17 3/8″(3)
080BL16637** 40 BLKPC 48″ 17 3/8″(2) 18 3/8″(3)
0800116625 50 BLK 60 3/4″ 17″(2) 15 1/4″(3)
080BL16625 50 BLKPC 60 3/4″ 17″(2) 15 1/4″(3)
0800116755 75 BLK 60 3/4″ 19″(2) 19 3/4″(3)
080BL16755 75 BLKPC 60 3/4″ 19″(2) 19 3/4″(3)
0800116758 100 BLK 60 3/4″ 25 1/4″(2) 19 3/4″(3)
080BL16758 100 BLKPC 60 3/4″ 25 1/4″(2) 19 3/4″(3)
(1) = Add 3″ to the length of the tank for mounting brackets.)
(2)
 = Add 1.5″ to the width of the tank for mounting brackets.)

(3)
 = Add 3″ to the height of the tank for fillneck.)

*(L shaped)

**(Notched – Works with 5th Wheel)

***(Fits 2015+ GM vehicles with 6’5″ bed.)
transferflow auxiliary tanks tank conversion kit 30, 40, 50, 70
California Prop 65 Warning

Warning: Cancer and Reproductive Harm. Go to https://www.p65warnings.ca.gov for more information.

diesel accessories

Use your Transfer Flow toolbox and fuel tank combo as a refueling tank as well! This kit includes 12-volt pump, 12 foot hose with nozzle, wire harness with switch and installation hardware.

Part #Descritpion
020011453930, 40, & 50 Gal. Refueling Tank Conversion Kit
020011622970 Gal. Refueling Tank Conversion Kit
0200114278Filler Neck Tee Kit (Required for 2010-12 RAM Mega Cab Short Bed)
0500115461FillerNeck (Required for 2001-04 GM Pickups)

Transferflow auxiliary tanks


transferflow auxiliary tanks

auxiliary tanks

  • Product Features

    • Recommended for drivers with short or long bed trucks who need additional fuel capacity
    • Fits under most tonneau bed covers
    • Robot-welded seams provide extraordinary strength
    • Our fuel tank systems include all components needed for installation
    • TRAX 3 – computer-controlled automatic fuel transfers
    • Built from ReliaSteel, U.S. aluminium steel powder coated black for superior durability and strength
    • Baffled to prevent fuel sloshing
    • 6 year, unlimited mile warranty
    • Made in the USA
  • Models

    Part #GallonFinishLengthWidthHeight5″6.5″8″
    0800116180*37BLK50″(1)19 1/2″(2)17 7/8″nyy
    080BL16180*37BLKPC50″20 1/2″18 7/8″nyy
    0800116637**40BLK48″16 3/8″(2)17 3/8″(3)nyy
    080BL16637**40BLKPC48″17 3/8″(2)18 3/8″(3)nyy
    080011662550BLK60 3/4″17″(2)15 1/4″(3)nyy
    080BL1662550BLKPC60 3/4″17″(2)15 1/4″(3)nyy
    080011675575BLK60 3/4″19″(2)19 3/4″(3)nyy
    080BL1675575BLKPC60 3/4″19″(2)19 3/4″(3)nyy
    0800116758100BLK60 3/4″25 1/4″(2)19 3/4″(3)ny***y
    080BL16758100BLKPC60 3/4″25 1/4″(2)19 3/4″(3)ny***y

    (1) = Add 3″ to the length of the tank for mounting brackets.)
    (2) = Add 1.5″ to the width of the tank for mounting brackets.)
    (3) = Add 3″ to the height of the tank for fillneck.)
    *(L shaped)
    **(Notched – Works with 5th Wheel)
    ***(Fits 2015+ GM vehicles with 6’5″ bed.)

Call or Email us @

Phone: (619) 749-0742

Email: info@socaltruck.com

Address: 10460 Mission Gorge Rd, Santee, CA, 92071

*Please note that the Transferflow auxiliary tanks are vehicle specific. Please call or email for product availability.



flowmaster auxiliary tanks 080116188 tool box

auxiliary tanks & tool box combo

  • Product Features

    • Recommended for drivers who want extra fuel capacity and a safe place to store their gear
    • TRAX 3 – computer-controlled automatic fuel transfers
    • Perfect for RVs, contractors, and outdoor enthusiasts
    • Comes complete with all components needed for installation
    • Built from ReliaSteel, U.S. aluminium steel for superior durability and strength
    • Gas-filled shocks for easy opening and closing
    • Stainless steel locking paddle handles
    • Baffled to prevent fuel sloshing
    • 6 year, unlimited mile warranty
    • Made in the USA
  • Models

    Part #GallonFinishLengthWidthHeight6.5″8″
    080011618840BLK59″18″*21″yy
    080BL1618840BLKPC59″18″*21″yy
    080BD1618840BLKDPL59″18″*21″yy
    080DL1618840ALUMDPL59″18″*21″yy
    080011618750ALUMDP61 3/4″27 1/2″20 1/8″ny
    080011606370ALUMDPL73″23″*23 1/4″-27 1/4″yy
    080BD1606370BLKDPL73″23″*23 1/4″-27 1/4″yy

    (* = Add 3″ to the width of the tank for mounting brackets.)

    BLK = Black
    BLKPC = Black Powder Coat
    BLKDPL = Black Diamond Plate Lid
    ALUMDPL = Aluminum Diamond Plate Lid
    ALUMDP = Aluminum Diamond Plate

Call or Email us @

Phone: (619) 749-0742

Email: info@socaltruck.com

Address: 10460 Mission Gorge Rd, Santee, CA, 92071

*Please note that the Transferflow auxiliary tanks are vehicle specific. Please call or email for product availability.



transferflow auxiliary tanks tank conversion kit 30, 40, 50, 70

Auxiliary tank Accessories

Part #Descritpion
020011453930, 40, & 50 Gal. Refueling Tank Conversion Kit
020011622970 Gal. Refueling Tank Conversion Kit
0200114278Filler Neck Tee Kit (Required for 2010-12 RAM Mega Cab Short Bed)
0500115461FillerNeck (Required for 2001-04 GM Pickups)

Call or Email us @

Phone: (619) 749-0742

Email: info@socaltruck.com

Address: 10460 Mission Gorge Rd, Santee, CA, 92071

*Please note that the Transferflow auxiliary tanks are vehicle specific. Please call or email for product availability.