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BM®  |  SKU: 70291

BM® #70291 (07-18) Jeep Wrangler JK Automatic Hi-Tek Transmission Cooler

Regular price $449.95
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THIS PRODUCT HAS BEEN DISCONTINUED. THIS ITEM IS NO LONGER AVAILABLE TO PURCHASE. THIS LISTING IS OFFERED AS A LEGACY REFERENCE.

Description

COMPATIBLE: (4/5-SPEED AUTOMATIC)

2007 - 2018 JEEP WRANGLER JK 

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

Brand

B&M

BTU Rating

20500

Color

Black

Core Design/Type

Stacked Plate

Core Material

Aluminum

Core Row Quantity

40

Core Tube Width (in)

1.25

Design Type

Stacked Plate

Electrical Fan

No

Emission Code

5

Finish

Painted

Inlet Attachment Type

Female Threads

Inlet Diameter (in)

1/2 NPT

Length (in)

10

Line Inside Diameter (in)

0.375

Low Temp Bypass

No

Outlet Attachment Type

Female Threads

Outlet Diameter (in)

1/2 NPT

Product Type

Automatic Transmission Oil Cooler

Thickness (in)

1.5

Universal/Direct-fit

Direct Fit

Width (in)

11.25

UPC

019695953973

California Proposition 65 Chemical Name

Chromium (hexavalent compounds)

Lead

California Proposition 65 Required

Yes

Part Number

70291

RUN COOLER, LAST LONGER

B&M Cooling Systems for Automatic Transmissions


Power generates heat. This fundamental truth is important to keep in mind when increasing the capabilities of your

vehicle. Proper oil temperature is the key to both reliability and performance in several key automotive systems, whether

it’s the engine, transmission, differential, or even power steering. To prevent contamination left from worn parts from being

circulated in your new components and causing premature wear, we strongly recommend protecting your investment by

adding a new SuperCooler transmission cooler with all new transmission installations.

With a B&M SuperCooler properly set up in your vehicle, you have 60 years of automotive engineering and knowledge

looking after whatever component it’s attached to. These coolers will serve as protection against failure, whether you’re

simply traveling to your next destination or racing to the finish line. Here are some of the highlights of B&M coolers:


LIGHTWEIGHT, ALL ALUMINUM CONSTRUCTION


Being an excellent conductor, aluminum naturally fills the role of a heat exchanger extremely well. Through the exclusive

use of aluminum in all B&M cooler products, the size of the cooling systems can be kept at a minimum, thus reducing

weight while retaining high strength and durability.


STACKED PLATE DESIGN


Most B&M cooling systems are of the compact and highly durable stacked plate design. A stacked plate design offers

an extremely rigid structure to prevent vibration induced cracks in even the most demanding racing applications. The

internal geometry of the plates has been arranged to maximize cooling surface area while offering minimum resistance

to fluid flow – a true recipe for ultimate efficiency. The inherent resilience of these coolers makes them ideal for external

installations where the cooler may be exposed to the elements, such as dirt, rocks, or debris that could strike the cooler

at speed. The compact nature of the design also allows for installation in small and less accessible areas of the vehicle.


FIN AND PLATE DESIGN


Fin and plate cooler design draws from the durability of the stacked plate cooler and combines it with the heat exchanging

efficiency of a fin and tube design. This combination yields the ultimate in cooling efficiency and reliability. Fin and plate

coolers can typically offer a 25%-30% improvement in cooling capacity over similarly sized fin and tube coolers, and are

incredibly tough. B&M’s “Hi-Tek” line of coolers offers this technology.


PRESSURE TESTED FOR REAL-WORLD APPLICATIONS


All B&M cooling systems are pressure tested up to 200 PSI to ensure high quality for real world applications. The ability

of the entire line up of B&M’s coolers to withstand these rigorous tests comes from their oven-brazed construction. A

SuperCooler does not leave the factory unless it meets some of the highest standards in the industry.


MOUNTING BRACKETS BUILT RIGHT INTO THE COOLER


B&M SuperCoolers have mounting brackets built in to the external structure of the assembly, allowing for ease of

installation and versatile mounting options. While other coolers may require you to build a convoluted bracket to fit, the

built in mounting points of B&M’s coolers integrate the strength of the entire assembly into the mounts, saving you time

and making easy work of installation.



ABOUT B&M

B&M® specializes in performance automatic transmissions, torque converters, SFI approved flexplates, legendary automatic shifters, precision manual shifters, and many other transmission products including cast deep aluminum transmission pans, transmission coolers, and automatic transmission fluid. B&M Performance & Off-Road has been at the vanguard of the growing automotive aftermarket since the early 1950s. Racers themselves, B&M’s founders identified the needs of local performance enthusiasts and developed products to fill those needs. B&M specializes in performance automatic transmissions, torque converters, SFI approved flexplates, legendary automatic shifters, precision manual shifters, automatic shift handles, extended transfer case handles, cast deep aluminum transmission pans, differential covers, transmission coolers, power steering coolers, automatic transmission fluid, and transmission accessories for performance street, truck, Jeep, and off-road applications.

Install Guide:

 

Warranty:

 

 

VEHICLE FITMENT