2007-18 Jeep Wrangler JK, Direct-Fit Auto Transmission & PS CoolerYouTube Button

B&M Hi-Tek Direct-fit Automatic Transmission SuperCooler

2007-2018 Jeep Wrangler JK Models with Automatic Transmission.

PART# 70291

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Fits 2007-2018 Jeep Wrangler JK Models with Automatic Transmission. Does Not fit 2018 Jeep Wrangler JL models.


This B&M direct fit automatic transmission cooler for Jeep Wrangler JK models is a great way to drop transmission temperature whether you are on-the-trail or stuck in bumper-to-bumper traffic. Cooler transmission fluid can lead to longer transmission life. This kit includes a stacked plate style B&M SuperCooler (20,500 BTU), black powder coated direct-fit brackets, anodized aluminum fittings, high quality rubber hose, and stainless steel hardware. The cooler features the B&M logo stenciled onto the face. Perfect for vehicles with larger wheel/tire combinations. This cooler can also be used alongside the B&M power steering cooler kit 70301.


  • Includes Black Powder Coated Brackets, Hose, and Hardware
  • Perfect for Vehicles with larger Wheel/Tire Combinations
  • Cooler is an Aluminum Stacked Plate Style Core Design
  • Can Help Lower Transmission Temperature
  • Cooler has a 20,500 BTU Rating
  • Over 65 Years of B&M Quality
  • Easy Installation


BTU Rating20500
California Proposition 65 Chemical NameChromium (hexavalent compounds)
California Proposition 65 RequiredYes
Core Design/TypeStacked Plate
Core MaterialAluminum
Core Row Quantity40
Core Tube Width (in)1.25
Design TypeStacked Plate
Electrical FanNo
Emission Code5
Inlet Attachment TypeFemale Threads
Inlet Diameter (in)1/2 NPT
Length (in)10
Line Inside Diameter (in)0.375
Low Temp BypassNo
Outlet Attachment TypeFemale Threads
Outlet Diameter (in)1/2 NPT
Product TypeAutomatic Transmission Oil Cooler
Thickness (in)1.5
Universal/Direct-fitDirect Fit
Width (in)11.25
Part Number70291


This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

In The Box

In The Box

  • Cooler
  • Hose
  • Brackets
  • Hardware and Instructions.

Tech Resources

Fits 2007-2018 Jeep Wrangler JK Models with Automatic Transmission. Does Not fit 2018 Jeep Wrangler JL models.


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