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Allison transmission coolers
Cooler installation fittings
Derale Plate & Fin coolers
Derale Tube & Fin coolers
Engine cooler kits
Coolers with fans
Filters & Temperature gauges
Hayden Tube & Fin cooler
Hayden Transaver coolers
Transmission cooler pans
Tru-cool HD coolers
Tru-cool engine coolers
Tru-cool MAX coolers
Tru-cool thin coolers
Truck transmission
Oil Cooler Hose


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Cooler guide
Sales Policy

Tru-Cool Industrial & Engine Coolers

  • Coolers with 1/2 NPT Fittings
  • With larger ports, these coolers can be used as engine oil coolers or super duty transmission coolers.
  • Can be used on transmission with 1/2 cooler lines.
  • These are coolers only, no fittings or hoses included!
    Tru-cool engine coolers
    Part # Name Price

    # H7B


    Engine cooler 1/2 NPT fittings

    High performance applications, Recreational vehicles, Industrial applications
    29,200 BTU rating, Cooler only!
    11 x 11 x 1 1/2 thick
    $74.42


    # L7B


    Engine cooler 1/2 NPT fittings

    Heavy duty V6 cars, Med. Duty V8 cars, Compact pickups & Minivans
    15,000 BTU rating, cooler only!
    5 3/4 x 11 x 1 1/2 thick
    $48.51


    # M7B


    Engine cooler 1/2 NPT fittings

    Heavy duty V8 cars, Full size pickups, High performance applications
    20,500 BTU rating, cooler only! ,
    Core Size - 8 x 11 x 1 1/2 thick
    With Fin Overall Size - 10 x 11 x 1 1/2 thick
    $59.54


    # 102-08-08


    Brass Hose Barb (1/2" hose x 1/2" NPT male) 2 fittings

    2 fittings / bag . Screws in to 1/2" Female NPT coolers.
    Use with 1/2" ID hose such as our # 15700 1/2" ID hose.
    $7.17


    # 15700


    Cooler Hose, 1/2" ID x 10 foot

    Standard duty, High Temp hose 10' x 1/2" I.D.
    Can be used with L7B, M7B & H7B coolers with barb fitting added.
    $22.32



  • Some late model cooler applications may require additional fittings when installing a cooler kit.


    Hayden Transaver Plus automatic transmission coolers
    Hayden ULTRA-COOL® transmission oil cooler
    Allison - High Flow Transmission coolers
    Allison Oil Cooler Hose & fittings
    Tru-Cool LPD Thin Transmission coolers
    Tru-Cool LPD Heavy Duty Transmission coolers
    Tru-Cool LPD Super Duty Transmission coolers
    Tru-Cool Industrial coolers & Engine coolers

    Derale Series 7000 Tube & Fin transmission cooler kits
    Derale remote transmission coolers equiped with electric fans
    Derale transmission pans with built in cooling tubes
    Derale Engine Cooler kits
    Transmission Filter Kits, Inline filters & Temp Guages
    Cooler installation fittings and transmission cooler hose
    Installation & Quick application guide





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