1971 Dodge M-Series Chassis Performance Transmission Oil Coolers

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    • (0 reviews)
      # 606106568
      Dodge M300 1971, Rapid-Cool™ Transmission Oil Cooler Kit by Hayden®. This premium transmission oil cooler features a unique plate and fin design, which is 33% more efficient than a comparable tube and fin design. Thanks to its...
      Compatible with OEM cooler systemsMade with the highest quality materials
      $40.37 - $52.23
    • (0 reviews)
      # 228601151
      Dodge M300 1971, Rapid-Cool™ Transmission Oil Cooler with Thermal Bypass by Hayden®. This premium transmission oil cooler features a unique plate and fin design, which is 33% more efficient than a comparable tube and fin design....
      Compatible with OEM cooler systemsUnique plate and fin design
      $63.20 - $69.37
    • (2 reviews)
      # 605957820
      Dodge M300 1971, High Performance Transmission Oil Cooler Kit by Hayden®. Featuring a lightweight aluminum construction, this high performance transmission oil cooler is designed to provide outstanding cooling, as well as complement...
      SAE 45 degree fittings for maximum reliabilityElectrostatically powder coated to prevent corrosion
      $38.59 - $48.03
    • (0 reviews)
      # 606000639
      Dodge M300 1971, Ultra-Cool™ Transmission Oil Cooler Kit by Hayden®. This product is an effective and economical way to keep your transmission at its optimum operating temperature. The high-efficiency turbulators in every tube direct...
      Compatible with OEM cooler systemsUltrasonically soldered for reliability
      $26.32 - $35.58
    • (0 reviews)
      # mpn2929635
      Dodge M300 1971, Transmission Oil Cooler Coupling by Hayden®. Replace your defective oil cooler coupling with this part. Manufactured from premium brass, the part fits most 5/16" transmission lines with ½"-20 thread. It is compatible...
      Fits most 5/16" trans-lines with 1/2"-20 threadCompatible with OEM cooler systems
      $6.82
    • (0 reviews)
      # mpn4495257743
      Dodge M300 1971, High Performance Transmission Oil Cooler by CompressorWorks®. Size: 7-1/2" x 12-1/2". CompressorWorks products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile A/C...
      SAE 45 degree fittings for maximum reliabilityElectrostatically powder coated to prevent corrosion
      $30.75
    • (0 reviews)
      # 814247278
      Dodge M300 1971, Rapid-Cool Transmission Oil Cooler by CompressorWorks®. CompressorWorks products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile A/C experience, fix it once and...
      Compatible with OEM cooler systemsMade with the highest quality materials
      $44.69 - $56.28
    • (0 reviews)
      # mpn4495258720
      Dodge M300 1971, Transmission Oil Cooler Fitting Kit by CompressorWorks®. CompressorWorks products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile A/C experience, fix it once and...
      Crafted from high-quality material that makes it durable and longer-lastingA high quality, direct fit OE replacement
      $9.07
    • (0 reviews)
      # 814254777
      Dodge M300 1971, Ultra-Cool Transmission Oil Cooler by CompressorWorks®. CompressorWorks products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile A/C experience, fix it once and...
      Compatible with OEM cooler systemsUltrasonically soldered for reliability
      $33.50 - $44.48
    • (0 reviews)
      # mpn925767481
      Dodge M300 1971, Automatic Transmission Oil Cooler Hose by Four Seasons®. All products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of car parts experience, fix it once and fix it right...
      Compatible with 11/32" OEM cooler systemsTube made of black chemigum (nitrile)
      $7.11
    • (1 review)
      # 621122488
      Dodge M300 1971, Automatic Transmission Oil Cooler Mounting Kit by Four Seasons®. All products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of car parts experience, fix it once and fix it...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $4.86 - $12.96
    • (0 reviews)
      # 620906426
      Dodge M300 1971, Rapid-Cool Automatic Transmission Oil Cooler by Four Seasons®. Without Bypass. All products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of car parts experience, fix it...
      Compatible with OEM cooler systemsMade with the highest quality materials
      $45.73 - $57.65
    • (0 reviews)
      # mpn947146994
      Dodge M300 with 1/2"-20 Thread 5/16" Transmission Lines 1971, Transmission Oil Cooler Coupling by Four Seasons®. With Quick Connect Coupler. All products are engineered and tested to provide years of trouble free operation. Backed by...
      Quik-Connectr Coupler - Fits Most 5/16" Trans-Lines with 1/2"-20 ThreadCompatible with OEM cooler systems
      $4.67
    • (0 reviews)
      # mpn947136847
      Dodge M300 1971, Transmission Oil Cooler Installation Kit by Four Seasons®. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years experience, fix it once and fix it right with Four Seasons.
      Crafted from high-quality material that makes it durable and longer-lastingA high quality, direct fit OE replacement
      $9.30
    • (1 review)
      # 448671509
      Dodge M300 1971, Ultra-Cool Automatic Transmission Oil Cooler by Four Seasons®. All products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of car parts experience, fix it once and fix it...
      Compatible with OEM cooler systemsUltrasonically soldered for reliability
      $34.25 - $45.56
    • (0 reviews)
      # mpn2937069
      Dodge M300 1971, Transmission Oil Cooler Fitting Kit by Hayden®. With Hose Clamps. Coated for Extra Protection Against Corrosion. This product is used to easily connect the transmission cooler line to the cooler hose. Manufactured from...
      Designed to connect the transmission cooler line to the cooler hoseDirect replacement for proper fit
      $7.15
    • (0 reviews)
      # mpn2937056
      Dodge M300 1971, Transmission Oil Cooler Hose by Hayden®. Covered in Black Hypalon. This part provides a safe heat and oil resistant connecting line between your oil cooler and transmission. Manufactured from black chemigum, the oil...
      Direct replacement for proper fitMade of black chemigum (nitrile)
      $6.22
    • (0 reviews)
      # 621147435
      Dodge M300 1971, Transmission Oil Cooler Mounting Kit by Hayden®. With this product, you can easily install both your transmission oil cooler and electric fan. Kit includes mounting brackets, tube clamps and bolts
      For Installation Of Transmission Coolers And Electric FansProvides quick, effective installation of Hayden products
      $3.17 - $12.12


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    1971 M-Series Chassis Performance Transmission Coolers Reviews

    Average rating:  5  5 - 2 reviews
    5 of 5
    Transmission Fluid
    Ok good.
    KPosted by Kenneth (Lake Lynn, PA) / September 8, 2017
    Was this review helpful for you? Yes
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